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HP OMEN MAX 45L vs MAINGEAR MG-1 MK II

A

Product A: HP

OMEN MAX 45L

86 of 160 known

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B

Product B: MAINGEAR

MG-1 MK II

96 of 160 known

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Only differences

AHP OMEN MAX 45L

BMAINGEAR MG-1 MK II

General

4 of 9 differ

Series

OMEN2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026OMEN MAX desktop line of HP's OMEN gaming brand.

MG-12Maker product pagemaingear.com/pages/mg-1Read 15 October 2026

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

GT23-0000t, BQ3V9AV1Maker product pagehp.com/us-en/shop/pdp/omen-max-45l-gaming-desktop-pc-gt23-0000t-bq3v9av-1Read 15 October 2026HP US shop page and its configurator pages are titled OMEN MAX 45L Gaming Desktop PC - GT23-0000t with product number BQ3V9AV in the URL. The shop pages did not load for the research agent, so the numbers come from the page titles and URLs in HP's own search listings. GT23-0000t is HP's customizable model. It is not a number for one fixed build. This file describes HP's top pre-configuration as reviewed: Ryzen 9 9900X3D, RTX 5090, 64 GB, 2 x 2 TB, Windows 11 Pro.

Not available

GTIN / EAN

Not available

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AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

14 August 20254Press releasehp.com/us-en/newsroom/press-releases/2025/hp-cranks-up-the-game-with-smarter-systems-cooler-builds-and-gear-that-hits-different.htmlRead 15 October 2026Announced 14 Aug 2025 at HP's Level Reforge event. Price and date were not given.

Not available

Status

Available7Reviewwindowscentral.com/hardware/hp/hp-omen-max-45l-reviewRead 15 October 2026Review of Aug 2026 quotes HP.com prices from $3,489.99 to $6,499.99.

Available1Maker product pagemaingear.com/products/custom-mg-1-mkiiRead 15 October 2026Product page is live with an add-to-cart configurator, from $2695, published 22 Apr 2026. The model is a build-to-order system, so CPU, GPU, memory, storage and board are customer choices. This file describes the reviewed Ryzen 9 9950X3D2, RTX 5090 Founders Edition, 32 GB, 2 TB configuration.

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

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SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

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Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

Not available

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Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

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MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

Not available

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ColoursiThe maker's own colour names

Not available

Black2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Technical specifications, Chassis: MAINGEAR MG-1 Mk. II (Black).

SegmentiUse the maker's product category. Do not assign a use case from performance or appearance alone.

Gaming2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026HP sells the OMEN MAX 45L as a gaming desktop in its gaming range.

Gaming2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Maingear sells the MG-1 as a gaming PC, in its Prebuilt PCs range with gaming-PC product titles.

Form factoriThe maker's stated chassis class. Generic tower does not imply a full, mid or mini tower tier.

Tower (size tier not specified)8Reviewtomsguide.com/computing/gaming-desktops/hp-omen-max-45l-reviewRead 15 October 2026HP states no chassis tier. Tom's Guide calls it a towering gaming PC and a tower. Gizmodo calls it a mid-sized gaming tower. Stored as the generic tower.

Mid tower3Maker product pagemaingear.com/products/new-mg-1-ultimateRead 15 October 2026Case: MAINGEAR MG-1 MK.II Mid Tower (Black). The launch release also calls the new chassis a mid-tower.

Case

6 of 10 differ

Case dimensionsiChassis width, height and depth in the stated orientation. Source notes identify feet, handles or brackets excluded by the maker. An all-in-one is measured with its included stand when the maker gives both sizes.

Width204Height555Depth469.9mm(8 × 21.9 × 18.5 in)2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Weight and dimensions: case dimension 8.03 x 18.50 x 21.85 in. Width x depth x height as in Tom's Hardware. Converted exactly and rounded to 0.1 mm. HP says dimensions may vary with configuration.5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026Dimensions (WxDxH) 8.03 x 18.50 x 21.85 inches. Converted exactly and rounded to 0.1 mm. Windows Central lists a depth of 18.15 inches, which differs. HP and Tom's Guide agree on 18.50.

Width230Height475Depth498mm(9.1 × 18.7 × 19.6 in)2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026The page lists 475 mm (W) x 498 mm (D) x 230 mm (H), 18.70 x 19.60 x 9.05 in. The W and H labels look swapped. The case is an upright tower with a narrow side, and the maker's older MG-1 and Zero entries list the narrow side as width. Tom's Hardware gives 18.78 x 19.65 x 9.06 in without labels. The setup guide labels 18.78 W, 19.65 H and 9.06 D. Stored as width 230, height 475 and depth 498, as the case sits on a desk. Maker rounding differs by 2 mm from the review.

Case volumeiVolume published by the maker. It may differ from the outer dimensions multiplied together.

Not available

Not available

WeightiPublished system weight for the stated configuration. Source notes distinguish maximum, approximate and starting weights. An all-in-one is weighed with its included stand when the maker gives both weights.

22.6kg(49.8 lb)2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Case weight 49.82 lbs, which is 22.6 kg. Weight may vary depending on configuration.5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 202649.82 pounds, the HP case weight, converted to 22.6 kg. HP says weight may vary with configuration.

18.14kg(40 lb)4Owner's manualmaingear.com/pages/mg-1-ultimate-setup-guide-1Read 15 October 2026Specifications panel of the guide for the MG-1 Ultimate: weight approx. 40 lbs, converted exactly to 18.14 kg. That build has the same CPU, GPU and cooler as this reference configuration, with another board, memory and SSD. Maker's weight article gives about 30 lbs for the MG-1 Mk.II in general, an estimate across builds. Shopify shipping weight is 22.68 kg and includes packaging.

Case model

Not available

MAINGEAR MG-1 Mk. II2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026

Case materialsiPublished materials of the enclosure and panels, not every internal component. An edition with other panels, such as a wood front, can differ, so it is per variant.

Aluminium, Tempered glass3Press articlehp.com/us-en/tech-takes/gaming/launches/omen-max-45l-gaming-desktop-preview.htmlRead 15 October 2026HP: brushed metal and tempered glass. Tom's Guide calls the chassis aluminum.

Tempered glass7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026Only the tempered-glass window is stated in the open part. Other materials are not stated.

Side panel

Tempered glass2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 20263Press articlehp.com/us-en/tech-takes/gaming/launches/omen-max-45l-gaming-desktop-preview.htmlRead 15 October 2026HP preview: brushed metal and tempered glass.8Reviewtomsguide.com/computing/gaming-desktops/hp-omen-max-45l-reviewRead 15 October 2026Clear glass panels on the front and back. The all-black chassis is aluminum. The side panel opens with the Internal Access button. HP says tempered glass. The review unit was a Ryzen 9 9950X3D and RTX 5080 build.

Tempered glass7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026Introduction: a standard case with a tempered-glass window and a customizable face plate.

Front panel

Glass2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Black with glass front panel with square bezel. HP also says the front and side of the case have clear glass.

Not available

Tool-less side paneliWhether the side panel can be opened without a tool after any shipping or security screw is removed. Conditions belong in the source note.

Yes3Press articlehp.com/us-en/tech-takes/gaming/launches/omen-max-45l-gaming-desktop-preview.htmlRead 15 October 2026HP: tool-less side panels.

Not available

Dust filters

Yes7Reviewwindowscentral.com/hardware/hp/hp-omen-max-45l-reviewRead 15 October 2026Removable dust screen for the three front intake fans. Tool-free access is also described.

Yes8Reviewwindowscentral.com/gaming/pc-gaming/maingear-mg1-mk2-2026-reviewRead 15 October 2026Review of the MG-1 MK.II: the front now has a dust screen, a magnetic dust cover sits over the top panel where the AiO is mounted, and a pull-out screen covers the PSU intake at the bottom. The review unit list matches Tom's Hardware: Ryzen 9 9950X3D2, RTX 5090 FE, 32GB DDR5-6000, 2TB Samsung 9100 PRO, MSI MAG X870E Tomahawk MAX WiFi PZ, 1250W MSI MAG A1250GL. Noise of about 40 and 55 decibels and internal temperatures of 34 and 40 C are not stored, since the review gives no weighting, distance or CPU or GPU sensor.

VESA mount

Not available

Not available

Display

None of 6 known

Screen sizeiActual diagonal of the primary built-in all-in-one display. Do not substitute a rounded marketed size. External bundled monitors and chassis status screens are excluded.

Not available

Not available

Native resolutioniPhysical pixel resolution of the primary built-in all-in-one display. External video-output limits, bundled monitors and chassis status screens do not qualify.

Not available

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Panel typeiPublished panel technology of the primary built-in all-in-one display. A display brand name alone does not establish panel technology. External bundled monitors and chassis status screens are excluded.

Not available

Not available

Max refresh rateiHighest published refresh rate of the primary built-in display at native resolution. External video-output limits do not qualify.

Not available

Not available

TouchscreeniPublished touch-input support of the primary built-in display. A touchscreen status panel does not qualify.

Not available

Not available

Brightness (SDR, claimed)iManufacturer ordinary brightness rating of the primary built-in display. Preserve published conditions in source notes. Not HDR peak, outdoor peak or a reviewer measurement.

Not available

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Motherboard

7 of 9 differ

Motherboard

HP 8E555Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026

MSI MAG X870E TOMAHAWK MAX WIFI PZ7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026

Chipset

AMD X8706Reviewtech.yahoo.com/gaming/articles/hp-omen-max-45l-2026-161804401.htmlRead 15 October 2026IGN review of the same top configuration: HP 8E55 board with AMD X870 chipset (bespoke), HP-branded 1,200W Gold ATX 3.1 PSU described as bespoke but in standard ATX format. Windows Central also names X870.

AMD X870E12Reviewgeekawhat.com/msi-mag-x870e-tomahawk-max-wifi-pz-motherboard-reviewRead 15 October 2026X870E chipset board.

Motherboard form factoriMotherboard dimensions class, not the size of the computer case.

Micro-ATX7Reviewwindowscentral.com/hardware/hp/hp-omen-max-45l-reviewRead 15 October 2026The motherboard is a custom micro-ATX HP 8E55 using AMD's X870 chipset, a standard size, and the case also fits a full-size ATX board. Gizmodo calls the board ATX. Gizmodo's article has other errors, so the micro-ATX statement is kept. This review tested a Ryzen 9 9950X3D and RTX 5080 build with the same board.

ATX12Reviewgeekawhat.com/msi-mag-x870e-tomahawk-max-wifi-pz-motherboard-reviewRead 15 October 2026Spec table: ATX (Reverse Connector). Dimensions are standard ATX.

CPU socket

AM510Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 15 October 2026CPU Socket AM5.

AM59Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9950x3d2-dual-edition.htmlRead 15 October 2026

Expansion slotsiPhysical card slots and WLAN M.2 slots. Storage M.2 slots belong in storage_slots. Mechanical slot shape and electrical lane width are separate.

AHP OMEN MAX 45L

Mechanical slot type	Electrical lanes	PCIe generation	Count	Occupied
PCIe x16	16	5	1	Yes
PCIe x4	4	4	1	No
M.2 E-key	Not available	Not available	1	Yes

Source2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Full specifications: 1 x16 lanes PCI-E Gen5 (Gen5 ready) and 1 x4 lanes PCI-E Gen4. The GPU sits in the x16 slot. The M.2 2230 WLAN card (MediaTek MT7925) is listed as an M.2 slot in use.

BMAINGEAR MG-1 MK II

Mechanical slot type	Electrical lanes	PCIe generation	Count	Occupied
PCIe x16	16	5	1	Yes
PCIe x16	4	4	1	No
PCIe x16	1	3	1	No

Source12Reviewgeekawhat.com/msi-mag-x870e-tomahawk-max-wifi-pz-motherboard-reviewRead 15 October 2026Primary graphics slot is a full-size Gen5 x16 slot. Two more full-length slots: one Gen4 at up to x4 and one Gen3 at up to x1. Stored as mechanical x16 with the stated electrical lanes. Slot occupancy: the RTX 5090 Founders Edition is 2 slots wide, other slots are assumed free for this build with no add-in card named.

PCIe x16 slotsiCounts mechanically x16 card slots, including occupied slots. A slot may have fewer electrical lanes.

1=CalculatedFrom Expansion slots

3=CalculatedFrom Expansion slots

Free expansion slotsiCounts slots documented as unoccupied. GPU thickness can block access to an unoccupied slot.

1=CalculatedFrom Expansion slots

2=CalculatedFrom Expansion slots

Fan headersiPhysical connectors for fans on the motherboard, not the number of installed fans.

Not available

712Reviewgeekawhat.com/msi-mag-x870e-tomahawk-max-wifi-pz-motherboard-reviewRead 15 October 2026Review lists CPU_Fan, Pump/Sys Fan and Sys Fan 1, plus four additional system fan headers. The JAF PWM and RGB header is not counted.

Overclocking in BIOSiTrue when BIOS permits CPU or memory tuning. Source notes must distinguish XMP or EXPO memory tuning from CPU multiplier overclocking.

Not available

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Processor

8 of 16 differ

Processor

AMD Ryzen 9 9900X3D5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026Specifications table of the review unit: AMD Ryzen 9 9900X3D, HP 8E55, 64GB Kingston Fury DDR5-6000 (2x 32GB), Nvidia GeForce RTX 5090, 2x 2TB Samsung MZVL82T0HBL1-00BH1 PCIe 4.0 SSD, 2.5 GbE, MediaTek MT7925 Wi-Fi 7, Bluetooth 5.4, 1,200W 80 Plus Gold Certified (Modular), AIO liquid cooler with 360mm radiator and 3x 120mm fans, Windows 11 Pro, 8.03 x 18.50 x 21.85 inches and 49.82 pounds, $6,499.99 as configured. Only the open parts of the page were used: the introduction, the specifications table and the HP US price link. Review of 27 Mar 2026. IGN and Gizmodo reviewed the same CPU, GPU and memory.

AMD Ryzen 9 9950X3D2 Dual Edition7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026Specifications table of the review unit: AMD Ryzen 9950X3D2, MSI MAG X870E Tomahawk Max WiFi PZ, 32GB Kingston Fury Beast DDR5-6000, Nvidia GeForce RTX 5090 Founders Edition (32GB GDDR7, 2,407 MHz boost clock), 2TB Samsung 9100 Pro PCIe 5 M.2 SSD, Qualcomm FastConnect 7800 Wi-Fi 7, 1,250W MSI MAG A1250 GL, Maingear Epic 360 RGB AIO, Windows 11 Pro. Only the open parts of the page were used: the introduction and the specifications table. Review published 2026, review unit price about $7,067.

Processor brand

AMD10Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 15 October 2026

AMD9Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9950x3d2-dual-edition.htmlRead 15 October 2026

Processor codenameiChip maker's processor or platform codename. This is separate from each core's architecture name.

Granite Ridge10Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 15 October 2026

Granite Ridge9Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9950x3d2-dual-edition.htmlRead 15 October 2026

Core configurationiOne row per stated core category. Apple super cores are distinct from performance cores. Clock values describe that category.

AHP OMEN MAX 45L

Core type	Count	Core	Base clock (GHz)	Max core turbo clock (GHz)
Performance	12	Zen 5	4.4	5.5

Source10Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 15 October 202612 cores, Zen 5, base clock 4.4 GHz, max boost clock up to 5.5 GHz. Chip specification.

BMAINGEAR MG-1 MK II

Core type	Count	Core	Base clock (GHz)	Max core turbo clock (GHz)
Performance	16	Zen 5	4.3	5.6

Source9Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9950x3d2-dual-edition.htmlRead 15 October 202616 cores, Zen 5, base clock 4.3 GHz, max boost clock up to 5.6 GHz. Chip specification.

CPU cores

12=CalculatedFrom Core configuration

16=CalculatedFrom Core configuration

Performance coresiCounts rows explicitly classified as performance cores. Apple super cores are stored separately and excluded.

12=CalculatedFrom Core configuration

16=CalculatedFrom Core configuration

Efficiency coresiCounts efficiency and low-power efficiency cores. Zero means a complete stated core configuration has no such cores.

0=CalculatedFrom Core configuration

0=CalculatedFrom Core configuration

Threads

2410Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 15 October 2026

329Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9950x3d2-dual-edition.htmlRead 15 October 2026

Max core turbo clockiHighest core-category turbo or boost clock in cpu_clusters. Separate favored-core or processor-level boost ratings are not substituted for a category's published turbo clock.

5.5GHz=CalculatedFrom Core configuration

5.6GHz=CalculatedFrom Core configuration

L3 cache

128MB10Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 15 October 2026

192MB9Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9950x3d2-dual-edition.htmlRead 15 October 2026L3 Cache 192 MB. This chip has 3D V-Cache on both core dies. The peer-median warning is expected.

CPU core process nodeiPublished CPU-core fabrication node. Package components and I/O dies may use other nodes. Maker node name belongs in the source note.

4nm10Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 15 October 2026Processor Technology for CPU Cores: TSMC 4nm FinFET.

4nm9Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9950x3d2-dual-edition.htmlRead 15 October 2026Processor Technology for CPU Cores: TSMC 4nm FinFET.

CPU base power (chip rating)iChip maker's base-power or default-TDP rating. It is not measured wall power or the PC maker's configured power limit.

120W10Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 15 October 2026Default TDP 120W. This is the chip rating, not HP's configured power limit.

200W9Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9950x3d2-dual-edition.htmlRead 15 October 2026Default TDP 200W. This is the chip rating, not Maingear's configured power limit.

Peak CPU power (configured)iPower limit configured by the PC maker, such as PL2 or PPT. Do not substitute the chip maker's maximum turbo-power rating.

Not available

Not available

Unlocked multiplier

Yes10Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 15 October 2026

Yes9Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9950x3d2-dual-edition.htmlRead 15 October 2026

NPU performanceiPublished NPU throughput only. GPU, total-system AI throughput and different precision modes are separate. Precision belongs in the source note.

Not available

Not available

Integrated GPU

AMD Radeon Graphics10Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9900x3d.htmlRead 15 October 2026

AMD Radeon Graphics9Maker product pageamd.com/en/products/processors/desktops/ryzen/9000-series/amd-ryzen-9-9950x3d2-dual-edition.htmlRead 15 October 2026

Cooling

3 of 6 differ

CPU cooler

AIO liquid2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026All-in-one liquid cooling. HP's Cryo Chamber places the radiator in a separate chamber above the main case.5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026

AIO liquid2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Processor cooling: MAINGEAR Epic 360 AiO Liquid Cooling or TRYX Panorama SE 360 AiO. The reviewed unit has the Epic 360. Radiator affixed to the top of the case.

CPU cooler model

Not available

MAINGEAR Epic 360 RGB AIO7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026Maingear Epic 360 RGB AIO cooler.

Radiator size

360mm2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Up to 360 (3 x 120) mm RGB liquid cooler with LCD screen option.5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026AIO liquid cooler with 360mm radiator and 3x 120mm fans.

360mm2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026360 mm AiO radiator.

Radiator position

Top2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026The Cryo Chamber is on top of the chassis.

Top6Press articlecomiccrusaders.com/editorial/tech-news/maingear-unveils-the-all-new-mg-1-a-total-redesign-of-its-most-awarded-gaming-pc-everRead 15 October 2026Top-mounted 360mm AIO radiator.

Case fansiInstalled chassis airflow fans, including radiator fans. Excludes GPU, PSU and standalone CPU-cooler fans. Count fan rotors, including multiple rotors in a single-frame assembly. A mini PC whose only fan cools the processor and moves the air through the case counts that fan.

AHP OMEN MAX 45L

Position	Size (mm)	Fan rotors	On radiator	RGB
Front	120	3	No	Yes
Rear	120	1	No	Yes
Top	120	3	Yes	Not available

Source2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Front fans: three 120mm fans. Rear fans: one 120mm fan. Top fans: N/A. Radiator fits up to one 360mm, listed as 360 (3 x 120) mm RGB liquid cooler with LCD screen option. The three radiator fans sit in the Cryo Chamber on top.

BMAINGEAR MG-1 MK II

Position	Size (mm)	Fan rotors	On radiator	RGB
Front	140	3	No	Yes
Top	120	3	Yes	Yes

Source4Owner's manualmaingear.com/pages/mg-1-ultimate-setup-guide-1Read 15 October 2026Epic 360 AiO Liquid Cooler: 3x 120mm RGB fans on the radiator. The guide lists the chassis fans as 120 mm, which conflicts with the maker's 140 mm front fans in the launch release.6Press articlecomiccrusaders.com/editorial/tech-news/maingear-unveils-the-all-new-mg-1-a-total-redesign-of-its-most-awarded-gaming-pc-everRead 15 October 2026Release: three 140mm intake fans through a large front panel intake, with a top-mounted 360mm AIO radiator that exhausts. Windows Central confirms the trio of 140mm front fans. Tom's Hardware's open table counts 4x 120 mm case fans in total. The setup guide lists 120 mm intake fans. These conflict. The maker's 140 mm is stored. A possible rear exhaust fan is not stored, because no open source states its position and size. Radiator fans: 3x 120mm RGB for the Epic 360 per the setup guide.

Number of case fansiSum of documented chassis and radiator fan rotors. Excludes GPU, PSU and standalone CPU-cooler fans.

7=CalculatedFrom Case fans

6=CalculatedFrom Case fans

Graphics

5 of 11 differ

Discrete GPU

Yes2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 20265Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026

Yes10Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 2026

GPUiDiscrete graphics chip. Integrated graphics belong in integrated_gpu.

NVIDIA GeForce RTX 50902Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Up to NVIDIA GeForce RTX 5090 32 GB GDDR7 or AMD Radeon RX 9070 XT. The reviewed build has the RTX 5090.5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026NVIDIA GeForce RTX 5090 in the review unit.

NVIDIA GeForce RTX 509010Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 2026Display outputs on the card: 3x DisplayPort 2.1b and 1x HDMI 2.1b.

GPU brand

NVIDIA11Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 2026

NVIDIA10Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 2026

Graphics card

Not available

NVIDIA GeForce RTX 5090 Founders Edition7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026Founders Edition card. Boost clock 2,407 MHz as listed for this card.

VRAM

32GB11Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 202632 GB GDDR7. Chip specification. HP's card is not the Founders Edition and its board power, clock and size are not stated by HP, so those fields are left out.

32GB10Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 2026

VRAM type

GDDR711Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 2026

GDDR710Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 2026

GPU board poweriConfigured total board power of the installed card. A chip-family reference rating is not proof of an OEM card limit.

Not available

575W10Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 2026Founders Edition total graphics power 575 W. The installed card is the Founders Edition per both reviews.

GPU boost clockiPublished boost clock for the installed graphics card and mode. Do not use a measured transient clock or another board model's rating.

Not available

2,407MHz7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026

Graphics card length

Not available

304mm10Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 2026Founders Edition dimensions 304 mm (L) x 137 mm (W). Spec table says 2-slot.

Graphics card thicknessiCard thickness in PCIe bracket-slot units, such as 2.5. This is not the number of connectors or motherboard slots.

Not available

2slots10Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 2026

GPU power connector

16-pin (revision not stated)9Reviewgizmodo.com/hp-omen-max-45l-review-4k60-gaming-has-never-been-so-easy-2000742372Read 15 October 2026The RTX 5090's 16-pin 12VHPWR power connector. The revision is not stated by HP. Gizmodo's article has other errors, such as DDR5 3600MHz memory.

16-pin (revision not stated)10Maker product pagenvidia.com/en-us/geforce/graphics-cards/50-series/rtx-5090Read 15 October 2026Power connectors: 4x PCIe 8-pin via the adapter in the box, or 1x 600 W PCIe Gen 5 cable. The connector revision is not stated, so the 16-pin type is used. Reviewed PSU has a 12+4 pin cable.

Memory

5 of 11 differ

RAM

64GB5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026

32GB7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026

RAM type

DDR55Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026

DDR57Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026

Configured RAM speediMemory transfer rate configured on delivery. A rated XMP or EXPO profile may be faster when it is disabled.

Not available

6,000MT/s7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026Table lists DDR5-6000. The maker says AMD EXPO or Intel XMP is enabled on every MAINGEAR PC, so 6000 is the speed as configured.

Rated kit speediRated memory-kit or profile speed. This can differ from the speed configured on delivery.

6,000MT/s2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Kingston FURY 64GB (2x32GB) DDR5 6000 EXPO 1.25v UDIMM RGB. HP says out-of-the-box memory speed depends on configuration, so the configured speed is not stored.

6,000MT/s7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026

Memory kit

Kingston FURY DDR5 EXPO RGB2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Kingston FURY 64GB (2x32GB) DDR5 6000 EXPO 1.25v UDIMM RGB Black Heatsink Memory. Tom's Hardware lists 64GB Kingston Fury DDR5-6000 (2x 32GB).

Kingston Fury Beast DDR57Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026

RAM upgradeiHow installed memory is physically attached. Purchase-time capacity choices do not mean memory can be upgraded later.

Slots2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026

Slots12Reviewgeekawhat.com/msi-mag-x870e-tomahawk-max-wifi-pz-motherboard-reviewRead 15 October 2026

Memory slotsiPhysical replaceable memory connectors, with one row per occupancy state. Package-integrated memory is not a DIMM slot.

AHP OMEN MAX 45L

Slot	Count	Occupied	Module size (GB)
DIMM	2	Yes	32
DIMM	2	No	Not available

Source2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026

BMAINGEAR MG-1 MK II

Slot	Count
DIMM	4

Source12Reviewgeekawhat.com/msi-mag-x870e-tomahawk-max-wifi-pz-motherboard-reviewRead 15 October 2026Four DIMM slots, max 256GB at 8400MT/s. Occupancy for the reviewed 32 GB kit is not stated and is left out.

RAM slots

4=CalculatedFrom Memory slots

4=CalculatedFrom Memory slots

Free RAM slots

2=CalculatedFrom Memory slots

Not available

Max RAM for this CPU and GPUiMaximum stated capacity without changing the CPU or GPU configuration represented by this product. For integrated memory this is a purchase-time limit. For slot-based RAM it is the maker's supported upgrade limit.

128GB2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Up to Kingston FURY 128GB (4x32GB) DDR5 5200 EXPO, or 64GB (2x32GB) DDR5 6000 EXPO. Up to 4 memory slots, 4 upgradeable slots. The reviewed 64 GB build uses 2 x 32 GB, so two slots are free.

128GB2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Up to 128GB RGB DDR5 6000MT/s. This is the maker's configurator limit. The board supports more.

ECC memoryiSystem-level ECC memory support or configuration. DDR5 on-die ECC alone does not establish this field.

Not available

Not available

Storage

7 of 7 differ

Storage

4TB=CalculatedFrom Installed drives

2TB=CalculatedFrom Installed drives

Installed drivesiInstalled drives, one row per physical drive. Capacity is in decimal GB. Use the generic SSD option when its protocol is not published. It does not establish an interface or socket. Do not represent alternative purchase capacities as installed drives.

AHP OMEN MAX 45L

Capacity (GB)	Type	PCIe generation	Drive
2,000	NVMe SSD	4	Samsung MZVL82T0HBL1-00BH1
2,000	NVMe SSD	4	Samsung MZVL82T0HBL1-00BH1

Source5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026

BMAINGEAR MG-1 MK II

Capacity (GB)	Type	PCIe generation	Drive
2,000	NVMe SSD	5	Samsung 9100 PRO

Source7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 202611Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_NVMe_SSD_9100_PRO_Datasheet_Rev.2.0.pdfRead 15 October 2026Samsung 9100 PRO datasheet: interface PCIe 5.0 x4 NVMe 2.0, form factor M.2 (2280). The drive model in this build comes from the Tom's Hardware and Windows Central reviews.

Storage slots and baysiPhysical SSD connectors and drive bays, counted once each. Multiple supported M.2 lengths or alternative bay uses do not create extra slots.

AHP OMEN MAX 45L

Interface	Count	Occupied
PCIe NVMe	2	Yes

Source5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026Two 2 TB M.2 NVMe SSDs are installed, so two M.2 connectors are in use. Slot form factor and generation are not stated in the open sources, so they are left out.

BMAINGEAR MG-1 MK II

Form factor	Interface	PCIe generation	Count	Occupied
M.2 2280	PCIe NVMe	5	1	Yes
M.2 2280	PCIe NVMe	5	1	No
M.2 2280	PCIe NVMe	4	2	No
3.5-inch bay	SATA	Not available	2	No

Source2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Storage options: up to 8TB HDD in up to 2 bays. 'Every MG-1 comes with the additional power supply and SATA cables for 2 full-size HDDs.' Two full-size HDD bays are stored as 3.5-inch bays. M.2 sockets come from the motherboard review.12Reviewgeekawhat.com/msi-mag-x870e-tomahawk-max-wifi-pz-motherboard-reviewRead 15 October 2026Four M.2 slots, two Gen5 and two Gen4. One Gen5 socket holds the reviewed Samsung 9100 PRO. The drive generation is the PCIe 5.0 drive, and the occupied socket is taken as a Gen5 one.

M.2 slots

Not available

4=CalculatedFrom Storage slots and bays

Free M.2 slots

0=CalculatedFrom Storage slots and bays

3=CalculatedFrom Storage slots and bays

Free drive bays

0=CalculatedFrom Storage slots and bays

2=CalculatedFrom Storage slots and bays

Fastest storage-slot PCIe generationiHighest documented PCIe generation of a storage slot. This does not identify the installed drive's generation.

Not available

5=CalculatedFrom Storage slots and bays

Power supply

2 of 7 differ

PSU rated outputiPower supply's rated output, or an external adapter's output rating. Maximum system consumption, peak PSU power and wall draw are separate.

1,200W5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 20261,200W 80 Plus Gold Certified (Modular).

1,250W13Certification listcybenetics.com/evaluations/psus/2449Read 15 October 2026MSI MAG A1250GL PCIE5: rated power 1250 W, OEM CWT.

PSU form factoriReplacement PSU dimensions class. Electrical standards such as ATX12VO belong in psu_atx_version. A supply built into an all-in-one is proprietary unless the maker names a standard size.

ATX6Reviewtech.yahoo.com/gaming/articles/hp-omen-max-45l-2026-161804401.htmlRead 15 October 2026HP-branded 1,200W Gold ATX 3.1 PSU, bespoke but in standard ATX format. HP gives no PSU dimensions class beyond the 160mm length limit.

ATX13Certification listcybenetics.com/evaluations/psus/2449Read 15 October 2026Type ATX12V. The ATX 3.1 power excursion check is marked passed. The 80 PLUS Gold rating comes from the maker's configuration page. The Cybenetics ETA level is not read here.

PSU efficiencyiWhen an 80 PLUS and a Cybenetics level are both published, the 80 PLUS level is stored and the Cybenetics level goes in the source note.

80 PLUS Gold2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Spec row says 80 Plus Gold. Headline says Platinum certified, which may refer to Cybenetics.5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026

80 PLUS Gold3Maker product pagemaingear.com/products/new-mg-1-ultimateRead 15 October 2026MG-1 Ultimate configuration lists Power supply: MSI MAG 1250W A1250GL 80+ Gold. This is the same PSU model as in the reviewed configuration. The Ultimate is a different preconfigured build.

Modular cables

Fully modular2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Up to 1200 W 80 Plus Gold Certified PCIe5 ATX 3.1 Modular Power Supply, fits up to 160mm in case. The headline above the table says up to 1200W Platinum certified. Windows Central found a Cybenetics Platinum rating. The 80 Plus Gold level of the spec row is stored.5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026

Fully modular13Certification listcybenetics.com/evaluations/psus/2449Read 15 October 2026Cable design: Fully Modular.

PSU model

Not available

MSI MAG A1250GL7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 20261,250W MSI MAG A1250 GL with black braided cable extensions. Windows Central writes 1250W MSI MAG A1250GL.

ATX version

ATX 3.12Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026ATX 3.1.

ATX 3.113Certification listcybenetics.com/evaluations/psus/2449Read 15 October 2026ATX v3.1 PSU Power Excursion is marked passed in the report summary.

Native 12V-2x6 cableiThe supplied PSU has a native 12V-2x6 GPU cable. A generic 16-pin connector description alone does not establish its revision.

Not available

Not available

Ports

6 of 9 differ

User-facing I/O positioniLocation of the accessible front, top, side or bottom port panel.

Top2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026

Top2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026

User-facing portsiAccessible front, top, side and bottom ports at the stated I/O position. Counts refer to physical connectors.

AHP OMEN MAX 45L

Type	Version	Count	Max stated link rate (Gbps)
USB-C	USB 10Gbps	1	10
USB-A	USB 5Gbps	2	5
3.5 mm audio	Headphone and microphone combo jack	1	Not available

Source2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Top ports: 1 USB Type-C 10Gbps (HP Sleep and Charge), 2 USB Type-A 5Gbps, headphone and microphone combo jack.5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026Top Ports: 2x USB 5 Gbps Type-A, 1x USB-C 10 Gbps, 3.5 mm headphone/microphone.

BMAINGEAR MG-1 MK II

Type	Version	Count	Max stated link rate (Gbps)
USB-A	USB 5Gbps	1	5
USB-C	USB 20Gbps	1	20
3.5 mm audio	Audio combo jack (headphone and microphone)	1	Not available

Source2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Front I/O (located on top of system): power button, reset button, 1x USB-A 5Gbps, 1x USB-C 20Gbps, 1x 3.5mm audio combo jack (headphone and microphone). The setup guide for the MG-1 Ultimate lists 10Gbps USB ports instead, which comes with that build's ASRock board. The 20 Gbps USB-C matches the MSI board header in this file.

Rear portsiPhysical rear connectors, including motherboard and discrete-GPU outputs. Source notes identify disabled onboard video ports and any incomplete GPU output evidence. A video input, such as HDMI in on an all-in-one, is Other. AC power input is a mains inlet, such as C14, for a built-in power supply. DC in is for an external adapter.

AHP OMEN MAX 45L

Type	Version	Count	Max stated link rate (Gbps)	Thunderbolt or USB4	DP Alt Mode	Connected to
USB-A	USB 2.0	4	0.48	Not available	Not available	Motherboard
USB-A	USB 5Gbps	2	5	Not available	Not available	Motherboard
USB-C	USB 10Gbps	1	10	Not available	Not available	Motherboard
USB-C	Thunderbolt 4	1	40	Thunderbolt 4	Yes	Motherboard
Ethernet (RJ45)	Not available	1	2.5	Not available	Not available	Motherboard
3.5 mm audio	Line in	1	Not available	Not available	Not available	Motherboard
Line out	Not available	1	Not available	Not available	Not available	Motherboard
Mic in	Not available	1	Not available	Not available	Not available	Motherboard
DisplayPort	Not available	3	Not available	Not available	Not available	Graphics card
HDMI	Not available	1	Not available	Not available	Not available	Graphics card

Source2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Rear ports: 4 USB 2.0 Type-A, 1 USB Type-C 10Gbps (HP Sleep and Charge), 2 USB Type-A 5Gbps, 1 Thunderbolt 4 with USB Type-C 40Gbps (DisplayPort 2.1, HP Sleep and Charge). Ethernet and audio jacks come from the reviews. Windows Central counts two 10Gbps USB-C ports instead of one 10Gbps and one Thunderbolt 4. HP and Tom's Hardware list Thunderbolt 4. GPU outputs come from Tom's Hardware.5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026Rear Ports: 4x USB 2.0 Type-A, 2x USB 5 Gbps Type-A, 1x USB-C 10 Gbps, 1 x Thunderbolt 4, 1 x 2.5 GbE, 3x audio jacks. Video Outputs: 3x DisplayPort, 1x HDMI. The 3x audio jacks are line in, line out and microphone per Windows Central.

BMAINGEAR MG-1 MK II

Type	Version	Count	Max stated link rate (Gbps)	Thunderbolt or USB4	Connected to
USB-C	USB4	2	40	USB4	Motherboard
USB-C	USB 3.2 Gen 2	1	10	Not available	Motherboard
USB-A	USB 3.2 Gen 2	2	10	Not available	Motherboard
USB-A	USB 3.2 Gen 1	3	5	Not available	Motherboard
USB-A	USB 2.0	4	0.48	Not available	Motherboard
Ethernet (RJ45)	Not available	1	5	Not available	Motherboard
HDMI	Not available	1	Not available	Not available	Motherboard
Mic in	Not available	1	Not available	Not available	Motherboard
Line out	Not available	1	Not available	Not available	Motherboard
Optical S/PDIF	Not available	1	Not available	Not available	Motherboard
Wi-Fi antenna	Not available	Not available	Not available	Not available	Motherboard
DisplayPort	Not available	3	Not available	Not available	Graphics card
HDMI	Not available	1	Not available	Not available	Graphics card

Source7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026Rear Ports (Motherboard) row: HDMI, 2x USB-A 10Gbps, 3x USB-A 5Gbps, 4x USB-A 2.0, 2x USB-C 40Gbps, Ethernet, USB-C 10 GBps, Mic in, Line Out, Optical S/PDIF Out. Video Output (GPU): HDMI, 3x DisplayPort. The HDMI on the motherboard is listed by the review. The maker's guide says motherboard video outputs do not use the RTX card. Antenna connector count is not stated.

User-facing USB portsiPhysical USB-A and USB-C connectors on the accessible front, top, side or bottom panel.

3=CalculatedFrom User-facing ports

2=CalculatedFrom User-facing ports

User-facing USB-C portsiPhysical USB-C connectors on the accessible front, top, side or bottom panel, including Thunderbolt and USB4 sockets.

1=CalculatedFrom User-facing ports

1=CalculatedFrom User-facing ports

Rear USB ports

8=CalculatedFrom Rear ports

12=CalculatedFrom Rear ports

ThunderboltiThunderbolt documented in the rear-port table. Front-panel-only Thunderbolt is not covered by this derived field.

Yes=CalculatedFrom Rear ports

No=CalculatedFrom Rear ports

Ethernet speed

2.5Gbps=CalculatedFrom Rear ports

5Gbps=CalculatedFrom Rear ports

Discrete GPU output portsiCounts rear connectors explicitly attributed to the discrete graphics card. A partial rear-port table cannot establish the card's complete output count.

4=CalculatedFrom Rear ports

4=CalculatedFrom Rear ports

Wireless

3 of 6 differ

Wi-Fi

Wi-Fi 72Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Up to Mediatek Torres MT7925 M.2 2230 Wi-Fi 7 + Bluetooth 5.4.5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026Networking: 2.5 GbE, MediaTek MT7925 Wi-Fi 7, Bluetooth 5.4.

Wi-Fi 72Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Connectivity: up to 10Gb LAN, Thunderbolt 4 on select motherboards, WiFi 7, Bluetooth 5.4.

Wi-Fi bandsiBands explicitly supported by the installed radio and product region. Do not infer 6GHz use solely from a Wi-Fi version.

Not available

2.4 GHz, 5 GHz, 6 GHz14Maker spec sheet (PDF)qualcomm.com/content/dam/qcomm-martech/dm-assets/documents/Qualcomm-FastConnect-7800-product-brief_87-PW329-1-B.pdfRead 15 October 2026Product brief: Wi-Fi spectral bands 2.4GHz, 5GHz, 6GHz. Chip specification. The module is named by Tom's Hardware.

Wi-Fi module

MediaTek MT79255Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026

Qualcomm FastConnect 78007Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026

Wi-Fi antenna

Not available

External, included4Owner's manualmaingear.com/pages/mg-1-ultimate-setup-guide-1Read 15 October 2026Setup guide for the MG-1 Ultimate: the Wi-Fi antenna is in the accessory box and attaches to the gold connectors on the rear I/O panel.

Bluetooth

5.42Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 20265Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026

5.42Maker product pagemaingear.com/pages/mg-1Read 15 October 2026

Ethernet controller

Not available

Not available

Camera and audio

None of 5 known

WebcamiPublished built-in camera description and resolution. Keep sensor megapixels, video resolution and named camera features distinct in the source note. External bundled cameras do not qualify.

Not available

Not available

Built-in speaker driversiPhysical built-in acoustic drivers, including separate tweeters and woofers. Audio channels, system beepers and external bundled speakers do not count. Do not infer driver count from speaker assemblies.

Not available

Not available

Total speaker poweriManufacturer stated combined output of the built-in speakers. Preserve power basis in source notes. PSU ratings and external speaker output do not qualify.

Not available

Not available

MicrophonesiPhysical built-in microphones. Beamforming channels and microphone modes do not count.

Not available

Not available

Audio featuresiPublished built-in audio capabilities and their required software or accessories. Do not infer hardware from an audio brand name.

Not available

Not available

Lighting

2 of 4 differ

RGB lighting

Yes2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Custom RGB for fans, RAM sticks and the liquid cooler LCD cap, set with Light Studio in OMEN Gaming Hub.

Yes2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Diffused RGB by design: front panel trim, internal light bar and inward-facing RGB fans. Marked on the page as standard.

Lit parts

Case fans, CPU cooler, RAM2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026

Case fans, Case strip, Front panel, CPU cooler2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Fully diffused RGB from the front panel trim, an integrated internal lightbar and inward-facing RGB fans. The Epic 360 RGB AIO is named by Tom's Hardware.

Lighting standardiNamed physical RGB control or connector standard. ARGB lighting alone does not prove a 5V header or a standard connector.

Not available

Not available

Lighting software

Light Studio in OMEN Gaming Hub2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026

Not available

Software

1 of 3 differ

Operating system

Windows 11 Pro5Reviewtomshardware.com/desktops/gaming-pcs/hp-omen-max-45l-reviewRead 15 October 2026Review unit lists Windows 11 Pro. HP lists up to Windows 11.

Windows 11 Pro7Reviewtomshardware.com/desktops/gaming-pcs/maingear-mg-1-2026-reviewRead 15 October 2026Review unit lists Windows 11 Pro. The maker lists Windows 11 Home and Pro as options.

OS family

Windows2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Operating systems: up to Windows 11.

Windows2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Operating Systems: Windows 11 Home and Windows 11 Pro.

Control software

OMEN Gaming Hub7Reviewwindowscentral.com/hardware/hp/hp-omen-max-45l-reviewRead 15 October 2026HP's OMEN Gaming Hub controls the PC.

Not available

Upgradeability

1 of 4 differ

Proprietary partsiParts or interfaces the maker or teardown identifies as requiring nonstandard replacements. Do not infer from a brand label alone.

Not available

Not available

Max graphics card length

335mm2Maker product pagehp.com/us-en/gaming-pc/desktops/omen-45l-max-amd.htmlRead 15 October 2026Graphics: fits up to 335mm in case.

390mm2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Supports GPUs up to 390mm.

Max CPU cooler height

Not available

Not available

Warranty kept after upgradeiWhether the maker keeps the warranty after a user upgrade under the stated terms and market. Damage exclusions alone do not mean all warranty is void.

Not available

Not available

Measured performance

None of 8 known

Cinebench 2024 single-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Cinebench 2024 multi-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Geekbench single-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Geekbench multi-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

3DMark Time Spy graphicsiMeasured by a reviewer, not claimed by the maker

Not available

Not available

3DMark Steel NomadiMeasured by a reviewer, not claimed by the maker

Not available

Not available

SSD sequential read (measured)iReviewer's sequential read test. A file-copy rate or maker's SSD rating is not a sequential read measurement. Test method belongs in the source note.

Not available

Not available

Game frame ratesiReviewer measurements for this CPU, GPU, memory, storage and cooling configuration. Resolution, preset, ray tracing, upscaling and frame generation conditions belong in rows or source notes.

Not available

Not available

Measured noise and temperature

None of 6 known

Fan noise per loadiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Highest measured fan noiseiHighest measured row in fan_noise_measured, not a theoretical maximum. Compare only at the same distance and test conditions.

Not available

Not available

Measured fan noise at idleiHighest documented idle row in fan_noise_measured. Distance and ambient noise floor belong in the source note.

Not available

Not available

CPU temperature in stress testiCPU temperature measured during the named sustained load. Source notes distinguish gaming loops from synthetic CPU or combined stress tests.

Not available

Not available

CPU clock in stress testiSustained all-core CPU clock under the stated test. A P-core-only average is not a whole-CPU all-core clock.

Not available

Not available

GPU temperature while gamingiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured power

None of 6 known

Power draw idleiMeasured system power at the wall at idle. Certification or maker claims are not reviewer measurements.

Not available

Not available

Power draw gamingiMeasured system power at the wall during the stated game and settings.

Not available

Not available

Power draw maxiMeasured power at the wall during combined CPU and GPU stress. A PSU rating or game-only load is not this value.

Not available

Not available

Power draw sleep or offiMeasured power at the wall with the stated sleep or off mode. These modes must be identified in the source note.

Not available

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Sustained CPU power (measured)iMeasured by a reviewer, not claimed by the maker

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GPU power while gaming (measured)iMeasured by a reviewer, not claimed by the maker

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Certifications

None of 5 known

ENERGY STARiExplicit certification status for the model or defined configuration scope. Absence from a search result is not proof of false.

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EPEATiPublished registration level. Missing registration evidence is not proof of none.

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Copilot+ PC

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Typical annual energy consumption (TEC)iStandardized TEC from the named ENERGY STAR or EU product-information record. It is not a prediction of an individual user's annual energy use.

Not available

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Other certifications

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In the box

2 of 2 differ

In the boxiItems supplied with this exact configuration. Optional accessories and configurator add-ons are not guaranteed included.

Not available

Wi-Fi 7 and Bluetooth 5.4 antenna, AC power cable4Owner's manualmaingear.com/pages/mg-1-ultimate-setup-guide-1Read 15 October 2026Setup guide: accessory box with the Wi-Fi antenna, and an AC power cable included. Other items are not listed. Written for the MG-1 Ultimate.

Included extrasiExtras confirmed supplied with the exact configuration. Optional bundles are excluded.

GPU support bracket9Reviewgizmodo.com/hp-omen-max-45l-review-4k60-gaming-has-never-been-so-easy-2000742372Read 15 October 2026The case comes with its own custom GPU bracket that steadies the RTX 5090 and removes the need for shipping foam. Windows Central saw the same bracket on the RTX 5080 build.

Wi-Fi antennas, GPU support bracket4Owner's manualmaingear.com/pages/mg-1-ultimate-setup-guide-1Read 15 October 2026Antenna: setup guide. GPU bracket: the maker's MG-1 page says every MG-1 features a custom fitted GPU bracket that removes with a screwdriver.

Warranty

1 of 2 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

1year7Reviewwindowscentral.com/hardware/hp/hp-omen-max-45l-reviewRead 15 October 2026Spec list of the reviewed build: 1 year, HP Care Pack options available. US market.

1year2Maker product pagemaingear.com/pages/mg-1Read 15 October 2026Warranty: 1-year standard coverage, upgradable to 3-year coverage. Lifetime phone and email support. US market.

Warranty service

Not available

Mail-in5Maker product pagemaingear.com/pages/warranty-policyRead 15 October 2026Warranty policy: systems are repaired by MAINGEAR with remote diagnostics and advance-swap parts when it makes sense. Maingear pays ground shipping to it in the first 30 days, then the customer pays. This is read as mail-in service.

Links

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Product page

www.hp.com/us-en/shop/pdp/omen-max-45l-gaming-desktop-pc-gt23-0000t-bq3v9av-11Maker product pagehp.com/us-en/shop/pdp/omen-max-45l-gaming-desktop-pc-gt23-0000t-bq3v9av-1Read 15 October 2026HP US product page of the model.

maingear.com/products/custom-mg-1-mkii1Maker product pagemaingear.com/products/custom-mg-1-mkiiRead 15 October 2026

Spec sheet

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Manual

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EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

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Both are also in the API. Back to all desktop PCs.