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HP OMEN MAX 45L vs Lenovo Legion Tower 5 Gen 10 (30L AMD)

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Product A: HP

OMEN MAX 45L

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Product B: Lenovo

Legion Tower 5 Gen 10 (30L AMD)

82 of 160 known

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Every value links to where we found it.

Only differences

AHP OMEN MAX 45L

BLenovo Legion Tower 5 Gen 10 (30L AMD)

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.

Legion1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 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.

90YJ0015US, Legion T5 30AGB101Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact US 90YJ0015US export. Family identifier Legion T5 30AGB10 is kept as an additional maker identifier. No other CPU, GPU or regional configuration is inherited.

GTIN / EAN

Not available

1981570150811Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact model export, MODEL table, EAN / UPC / JAN 198157015081.

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.

20 May 20251Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact model export lists Announce Date 2025-05-20 for this configuration. The family may have been announced earlier.

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.

Available6Reviewtechradar.com/computing/gaming-pcs/lenovo-legion-tower-5-2025Read 13 October 2026Review of October 2025 states the Legion Tower 5 is available now in the US. The reviewed unit had a Ryzen 7 7800X3D, so none of its benchmarks are stored for this Ryzen 7 7700X 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

Not available

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

Not available

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

Not available

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

Not available

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

Not available

US1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export identifies United States of America.

ColoursiThe maker's own colour names

Not available

Eclipse Black1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026

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.

Gaming1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export classes it as an AI-Powered Gaming PC. The maker's Legion line is its gaming brand.

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.

Tower (size tier not specified)1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export says Tower (30L). No full, mid or mini tower tier is stated.

Case

7 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.

Width211Height413.5Depth490.4mm(8.3 × 16.3 × 19.3 in)1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export gives 211 x 490.4 x 413.5 mm labelled WxDxH, so depth is 490.4 and height is 413.5. Packaging dimensions 321 x 596 x 549 mm are excluded.

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

Not available

30L1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Maker tower class is 30 L. This is a published chassis class, not a multiplication of the exterior dimensions.

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.

15kg(33.1 lb)1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Literal maker approximation Around 15 kg. Its footnote says lab-based weight varies with component sourcing and manufacturing and may not be exact for each model. Packaging weight of about 17 kg is excluded.

Case model

Not available

Not available

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.

Glass (type not specified)6Reviewtechradar.com/computing/gaming-pcs/lenovo-legion-tower-5-2025Read 13 October 2026Review of the Legion Tower 5 Gen 10 (30L AMD) describes the glass side cover. Only that enclosure material is recorded. Other frame and panel 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.

Glass (type not specified)4Maker product pagelenovo.com/jp/ja/p/desktops/legion-desktops/legion-t-series/lenovo-legion-tower-5a-gen-10-30l-amd/len102g0011Read 13 October 2026Series list describes a transparent side panel for Legion T5 30AGB10. The material is stated in the TechRadar review.6Reviewtechradar.com/computing/gaming-pcs/lenovo-legion-tower-5-2025Read 13 October 2026Review names a glass side cover. It is not called tempered glass, so the generic glass option is used.

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.

Yes3Owner's manualdownload.lenovo.com/pccbbs/pubs/legion_tower_5_30/manuals/UG_EN.pdfRead 13 October 2026Top view labels item 5 as a Dust screen, and the CRU chapter has a removable bottom mesh. The guide gives no mesh pore size or filter grade.

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

Not available

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

Not available

Motherboard

5 of 9 differ

Motherboard

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

Not available

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 B6501Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026

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.

Not available

CPU socket

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

AM55Maker product pageamd.com/en/products/processors/desktops/ryzen/7000-series/amd-ryzen-7-7700x.htmlRead 13 October 2026AMD lists socket AM5.

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.

BLenovo Legion Tower 5 Gen 10 (30L AMD)

Mechanical slot type	Electrical lanes	PCIe generation	Count	Occupied
PCIe x16	16	4	1	Yes
PCIe x4	4	3	1	Not available

Source1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export lists One PCIe 4.0 x16 and One PCIe 3.0 x4. The x16 slot holds the installed RTX 5070 graphics card. Whether the x4 slot is mechanically x4 or x16 is not stated. Occupancy of the x4 slot is not stated. The WLAN M.2 socket has no published key, so it is not labelled E-key here.

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

1=CalculatedFrom Expansion slots

1=CalculatedFrom Expansion slots

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

1=CalculatedFrom Expansion slots

Not available

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

Not available

Not available

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

Not available

Processor

10 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 7 7700X1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026

Processor brand

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

AMD5Maker product pageamd.com/en/products/processors/desktops/ryzen/7000-series/amd-ryzen-7-7700x.htmlRead 13 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

Raphael5Maker product pageamd.com/en/products/processors/desktops/ryzen/7000-series/amd-ryzen-7-7700x.htmlRead 13 October 2026AMD lists the former codename Raphael AM5 and the Zen 4 architecture.

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.

BLenovo Legion Tower 5 Gen 10 (30L AMD)

Core type	Count	Core	Base clock (GHz)	Max core turbo clock (GHz)
Performance	8	Zen 4	4.5	5.4

Source2Maker spec sheet (PDF)psref.lenovo.com/syspool/Sys/PDF/Legion/Legion_T5_30AGB10/Legion_T5_30AGB10_Spec.PDFRead 13 October 2026Family sheet dated July 15, 2026, processor table: Ryzen 7 7700X, 8 cores, 16 threads, 4.5GHz base, 5.4GHz max. AMD publishes the same clocks.

CPU cores

12=CalculatedFrom Core configuration

8=CalculatedFrom Core configuration

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

12=CalculatedFrom Core configuration

8=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

165Maker product pageamd.com/en/products/processors/desktops/ryzen/7000-series/amd-ryzen-7-7700x.htmlRead 13 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

5.4GHz=CalculatedFrom Core configuration

L3 cache

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

32MB2Maker spec sheet (PDF)psref.lenovo.com/syspool/Sys/PDF/Legion/Legion_T5_30AGB10/Legion_T5_30AGB10_Spec.PDFRead 13 October 2026Processor table: 8MB L2 / 32MB L3 for the Ryzen 7 7700X.

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.

5nm5Maker product pageamd.com/en/products/processors/desktops/ryzen/7000-series/amd-ryzen-7-7700x.htmlRead 13 October 2026AMD lists TSMC 5nm FinFET for the CPU cores and TSMC 6nm FinFET for the I/O die. The stored 5 nm is the CPU-core node.

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.

105W5Maker product pageamd.com/en/products/processors/desktops/ryzen/7000-series/amd-ryzen-7-7700x.htmlRead 13 October 2026AMD Default TDP 105W. This is a chip rating and is not the PC maker'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

Yes5Maker product pageamd.com/en/products/processors/desktops/ryzen/7000-series/amd-ryzen-7-7700x.htmlRead 13 October 2026AMD lists Unlocked for Overclocking: Yes for the chip. This does not establish the controls exposed by Lenovo BIOS.

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 Graphics2Maker spec sheet (PDF)psref.lenovo.com/syspool/Sys/PDF/Legion/Legion_T5_30AGB10/Legion_T5_30AGB10_Spec.PDFRead 13 October 2026Processor table lists AMD Radeon Graphics as the processor graphics.

Cooling

5 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

Air4Maker product pagelenovo.com/jp/ja/p/desktops/legion-desktops/legion-t-series/lenovo-legion-tower-5a-gen-10-30l-amd/len102g0011Read 13 October 2026Series list describes Legion T5 30AGB10 as Ryzen 7000 with an air cooling system. The exact export shows a 150W airflow 120mm fan cooler.

CPU cooler model

Not available

Not available

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.

Not available

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.

Not available

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.

BLenovo Legion Tower 5 Gen 10 (30L AMD)

Position	Fan rotors	RGB
Bottom	2	Yes
Top	2	Yes
Rear	1	Yes

Source1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export System Fan row: 2x Bottom with ARGB, 2x Top with ARGB and 1x Rear with ARGB. The 150W airflow 120mm fan with ARGB light listed on the same row belongs to the CPU cooler and is excluded from this chassis fan table. Fan sizes and PWM support are not stated.

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

7=CalculatedFrom Case fans

5=CalculatedFrom Case fans

Graphics

3 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

Yes1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 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 50701Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026

GPU brand

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

NVIDIA1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026

Graphics card

Not available

Not available

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.

12GB1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026

VRAM type

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

GDDR71Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 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

Not available

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

Not available

Graphics card length

Not available

Not available

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

Not available

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.

Not available

Memory

6 of 11 differ

RAM

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

32GB1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026

RAM type

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

DDR51Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 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

Not available

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.

5,600MT/s1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export lists 2x 16GB UDIMM DDR5-5600. The family sheet says installed memory is actually 5600MHz but may run at 5200MHz, 3600MHz or another frequency depending on AMD memory support. The speed configured on delivery is not stated, so only the rated speed is stored.

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).

Not available

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

Slots1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 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

BLenovo Legion Tower 5 Gen 10 (30L AMD)

Slot	Count	Occupied	Module size (GB)
DIMM	2	Yes	16
DIMM	2	No	Not available

Source1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Four DDR5 UDIMM slots, dual-channel capable. Exactly two 16 GB UDIMMs are installed, so two slots are free. Module supplier and latency are not stated.

RAM slots

4=CalculatedFrom Memory slots

4=CalculatedFrom Memory slots

Free RAM slots

2=CalculatedFrom Memory slots

2=CalculatedFrom Memory slots

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.

32GB1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Maker states Up to 32GB DDR5-5600, based on test results with current Lenovo memory offerings. This is the maker's tested upgrade limit, not an electrical limit of the four slots.

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

Not available

No2Maker spec sheet (PDF)psref.lenovo.com/syspool/Sys/PDF/Legion/Legion_T5_30AGB10/Legion_T5_30AGB10_Spec.PDFRead 13 October 2026Memory Protection: Non-ECC.

Storage

7 of 7 differ

Storage

4TB=CalculatedFrom Installed drives

1TB=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

BLenovo Legion Tower 5 Gen 10 (30L AMD)

Capacity (GB)	Type	PCIe generation
1,000	NVMe SSD	4

Source1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exactly one 1TB M.2 2280 PCIe 4.0 x4 NVMe SSD. Drive supplier and model are not stated.

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.

BLenovo Legion Tower 5 Gen 10 (30L AMD)

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

Source1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Four M.2 slots are listed, one for WLAN and three for SSDs. One SSD is installed, so two SSD slots are free. The exact export lists a 3.5 inch HDD bracket as an optional bay, so one 3.5 inch SATA bay is stored as free. Max storage is up to four drives (one 3.5 inch HDD and three M.2 SSDs).

M.2 slots

Not available

3=CalculatedFrom Storage slots and bays

Free M.2 slots

0=CalculatedFrom Storage slots and bays

2=CalculatedFrom Storage slots and bays

Free drive bays

0=CalculatedFrom Storage slots and bays

1=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

4=CalculatedFrom Storage slots and bays

Power supply

5 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).

850W1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export lists an 850W supply at 90 percent efficiency. The family sheet lists 500W 88 percent and 850W 90 percent fixed options. The unscoped efficiency percentage is not an 80 PLUS or Cybenetics certification. Supplier, modularity, form factor and native GPU cable are not stated.

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.

Not available

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

Not available

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

Not available

PSU model

Not available

Not available

ATX version

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

Not available

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

Top1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 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.

BLenovo Legion Tower 5 Gen 10 (30L AMD)

Type	Version	Count	Max stated link rate (Gbps)
USB-C	USB 3.2 Gen 1	1	5
USB-A	USB 3.2 Gen 1	1	5
3.5 mm audio	Headphone / microphone combo jack	1	Not available

Source1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export Top Ports: one USB-C 5Gbps (USB 3.2 Gen 1), one USB-A 5Gbps (USB 3.2 Gen 1) and one 3.5 mm headphone / microphone combo jack. Counts are physical sockets.

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.

BLenovo Legion Tower 5 Gen 10 (30L AMD)

Type	Version	Count	Max stated link rate (Gbps)	Connected to
USB-C	USB 3.2 Gen 2	1	10	Motherboard
USB-A	USB 3.2 Gen 2	2	10	Motherboard
USB-A	USB 3.2 Gen 1	2	5	Motherboard
USB-A	USB 2.0	2	0.48	Motherboard
Ethernet (RJ45)	2.5GbE	1	2.5	Motherboard
Other	Audio out jacks (5.1 channel)	3	Not available	Motherboard
Other	Power connector	1	Not available	Not available
DisplayPort	2.1b UHBR20	3	Not available	Graphics card
HDMI	2.1b FRL	1	Not available	Graphics card

Source1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Motherboard ports follow the exact export. The three 5.1 channel audio out jacks and the power connector use other because the connector type is not stated. Source is omitted for the power connector. Graphics-card outputs come from the RTX 5070 row of the family sheet: three DisplayPort 2.1b UHBR20 and one HDMI 2.1b FRL. The Ryzen 7 7700X has integrated graphics, but the export lists no motherboard video port.2Maker spec sheet (PDF)psref.lenovo.com/syspool/Sys/PDF/Legion/Legion_T5_30AGB10/Legion_T5_30AGB10_Spec.PDFRead 13 October 2026Graphics table, RTX 5070 row: 3x DP 2.1b UHBR20 and 1x HDMI 2.1b FRL. Older RTX 40-series connector revisions are not inherited.

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

7=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

Not available

Ethernet speed

2.5Gbps=CalculatedFrom Rear ports

2.5Gbps=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

Not available

Wireless

4 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 6E1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export lists Wi-Fi 6E, 802.11ax 2x2 plus Bluetooth 5.3. The family sheet also lists a Wi-Fi 7 and Bluetooth 5.4 option that this model does not use. The installed module supplier and regional band list are not stated.

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

Not available

Wi-Fi module

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

Not available

Wi-Fi antenna

Not available

Not available

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

5.31Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026

Ethernet controller

Not available

Realtek RTL8125BG1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export lists 2.5GbE RTL8125BG. The family sheet says Realtek RTL8125BGS Gaming Ethernet. The exact model export wording is stored.

Camera and audio

1 of 5 differ

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

01Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export Speakers: No speakers. The Realtek ALC623 audio codec drives the analog jacks only.

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.

Yes1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export lists Legion Logo Lighting and ARGB fans.

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, CPU cooler, Front panel1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Case fans and the CPU cooler fan are explicitly ARGB. Legion Logo Lighting is stored as front panel. No RAM, graphics-card or motherboard lighting is stated.

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 Pro1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export lists Windows 11 Pro, English.

OS family

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

Windows1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026

Control software

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

Lenovo Legion Space6Reviewtechradar.com/computing/gaming-pcs/lenovo-legion-tower-5-2025Read 13 October 2026Review says LegionSpace adjusts performance settings and fan speeds. It does not say it controls RGB lighting.

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.

Not available

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

Not available

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

Not available

Not available

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

Not available

Not available

Certifications

1 of 5 differ

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

Not available

Not available

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

Not available

Not available

Copilot+ PC

Not available

Not available

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

Not available

Other certifications

Not available

ErP Lot 3, RoHS compliant1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact export lists ErP Lot 3 and RoHS compliant. The family sheet also lists ENERGY STAR 8.0, but the exact model export does not, so ENERGY STAR is not stored.

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

USB Calliope Keyboard, Black, English, USB Calliope Mouse, Black1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Only the configured keyboard and mouse are listed. This is a partial confirmed inventory, not a claim that these are the only supplied items.

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.

Keyboard, Mouse1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026

Warranty

2 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.

3years1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Exact US export: Base Warranty 1-year, Mail-in, and Included Upgrade 3Y Legion Ultimate Support with Onsite. The family sheet footnote says upgrades may be bundled with some models and tells readers to check the Included upgrade column. Three years is the bundled term. The base warranty alone is one year.

Warranty service

Not available

Mail-in, On-site1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026Base warranty is mail-in. The included Legion Ultimate Support upgrade adds onsite service. Optional later extensions are excluded.

Links

Not compared

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.

www.lenovo.com/jp/ja/p/desktops/legion-desktops/legion-t-series/lenovo-legion-tower-5a-gen-10-30l-amd/len102g00114Maker product pagelenovo.com/jp/ja/p/desktops/legion-desktops/legion-t-series/lenovo-legion-tower-5a-gen-10-30l-amd/len102g0011Read 13 October 2026Lenovo Japan product page for the Legion Tower 5 30AGB10 (AMD) family. The US product page could not be opened, so this maker page is used.

Spec sheet

Not available

psref.lenovo.com/api/model/pdfexport/singleModel1Maker spec sheet (PDF)psref.lenovo.com/api/model/pdfexport/singleModelRead 13 October 2026

Manual

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download.lenovo.com/pccbbs/pubs/legion_tower_5_30/manuals/UG_EN.pdf3Owner's manualdownload.lenovo.com/pccbbs/pubs/legion_tower_5_30/manuals/UG_EN.pdfRead 13 October 2026Lenovo user guide for the Legion Tower 5i (30L, Gen10) and Legion Tower 5 (30L, Gen10), First Edition January 2025. It covers both Intel and AMD models.

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.