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PC parts / Motherboards

ASUS ROG MAXIMUS Z890 HERO
CPU socket
LGA1851
Chipset
Intel Z890
Form factor
ATX
M.2 slots
6

66 of 78 fields known.

At a glance

Ports

  • 2 USB-C USB4
  • USB-C USB 3.2 Gen 2
  • 4 USB-A USB 3.2 Gen 2
  • 4 USB-A USB 3.2 Gen 1
  • HDMI 2.1
  • 2 Ethernet (RJ45)
  • 2 3.5 mm audio
  • Optical S/PDIF
  • 2 USB-C header
  • 2 USB 3 header (19-pin)
  • 2 USB 2.0 header (9-pin)

All specs

SourceCalculated

General

Announced
Not available
Predecessor
Not available
Successor
Not available
Launch price (US)
Not available
Markets
Not available
Colours
Not available
Segment
Gaming2Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-heroRead 14 October 2026The page sits under ROG gaming motherboards (breadcrumb Gaming Motherboards).
Board revision
Not available

Platform

Chipset
Intel Z8901Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026

Board

Front and side, drawn to scale.

Form factor
ATX1Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026ATX form factor.
Board dimensions
Width244Height305mm(9.6 × 12 in)1Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 202612 inch x 9.6 inch (30.5 cm x 24.4 cm).
PCB layers
Not available
Back-connect design
No3Owner's manualdlcdnets.asus.com/pub/ASUS/mb/LGA1851/ROG_MAXIMUS_Z890_HERO/E25944_ROG_MAXIMUS_Z890_HERO_EM_V5_WEB.pdfRead 14 October 2026The layout in chapter 1 shows the usual front-side power, fan and USB connectors. The board is not a back-connect design.
RGB lighting on the board
Yes2Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-heroRead 14 October 2026I/O zone Polymo Lighting II around the ROG logo, controlled with Aura.

Power delivery

Power stage layout
22+1+2+22Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-heroRead 14 October 202622(110A)+1(90A)+2(90A)+2(80A) power stages: 22 VCCCORE, 1 VCCGT, 2 VCCSA and 2 VNNAON.
CPU core (Vcore) power stages
222Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-heroRead 14 October 2026The VRM features 22+1+2+2 power stages.
Vcore power stage rating
110A2Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-heroRead 14 October 2026The 22 VCCCORE power stages are rated 110 A. The page's sentence says each stage is rated up to 110 A, while the list shows 90 A and 80 A for the other rails.

Memory

Max memory
256GB1Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026Max. 256GB. Profesional Review's October 2024 text says 192 GB. The page is newer and is stored.
Max memory speed (overclocked)
9,200MT/s1Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026Up to 9200+MT/s (OC), Non-ECC, Un-buffered, CUDIMM, with Intel Core Ultra Processors (Series 2). The page lists no other module setups.
ECC memory
No1Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026The page lists Non-ECC, Un-buffered and Clocked Unbuffered DIMM (CUDIMM) only. The footnote says non-ECC DDR5 supports on-die ECC.

Expansion slots

Full-length PCIe slots
2
Fastest PCIe x16 slot generation
5

Storage

M.2 storage slots
SlotPCIe generationPCIe lanesConnected toLongest driveTakes SATA drivesHeatsinkShares lanes with
M.2_154CPUM.2 22110NoYesNot available
M.2_244CPUM.2 2280NoYesNot available
M.2_354CPUM.2 2280NoYesPCIEX16(G5) slot runs at x8 when M.2_3 or M.2_4 is used
M.2_454CPUM.2 2280NoYesPCIEX16(G5) slot runs at x8 when M.2_3 or M.2_4 is used
M.2_544ChipsetM.2 2280NoYesNot available
M.2_644ChipsetM.2 2280NoYesNot available
M.2 slots
6
PCIe 5.0 M.2 slots
3
SATA ports
41Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 20264 x SATA 6Gb/s ports. The SlimSAS connector is not counted.

Rear ports

Rear ports
TypeVersionCountMax link rate (Gbps)Thunderbolt or USB4DP Alt Mode
USB-CUSB4240Thunderbolt 4Yes
USB-CUSB 3.2 Gen 2110Not availableNot available
USB-AUSB 3.2 Gen 2410Not availableNot available
USB-AUSB 3.2 Gen 145Not availableNot available
HDMIHDMI 2.11Not availableNot availableNot available
Ethernet (RJ45)Not available12.5Not availableNot available
Ethernet (RJ45)Not available15Not availableNot available
3.5 mm audioNot available2Not availableNot availableNot available
Optical S/PDIFNot available1Not availableNot availableNot available
Rear USB ports
11
Rear USB-C ports
3
Fastest rear USB port
40Gbps
Thunderbolt
Yes

Internal connectors

Front USB-C header speed
20Gbps
Fan headers
81Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 20261 CPU fan, 1 CPU OPT fan, 1 AIO pump and 4 chassis fan headers, all 4-pin, plus 1 W_PUMP+ header.6Reviewgeekawhat.com/asus-rog-maximus-z890-hero-reviewRead 14 October 2026Four 4-pin PWM headers at the top (CPU_FAN, CPU_OPT, AIO_PUMP, CHA_FAN1), three more chassis headers at the bottom and the W_PUMP+ header, 8 in total.
ARGB headers
31Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 20263 x Addressable Gen 2 headers.6Reviewgeekawhat.com/asus-rog-maximus-z890-hero-reviewRead 14 October 2026The review counts three addressable RGB headers in total.
RGB headers
06Reviewgeekawhat.com/asus-rog-maximus-z890-hero-reviewRead 14 October 2026The maker's list names only the three Addressable Gen 2 headers. The review mentions only addressable headers.

Networking

Ethernet controllers
Intel I226, Realtek RTL81264Reviewprofesionalreview.com/2024/10/24/asus-rog-z890-maximus-hero-reviewRead 14 October 2026Two RJ45 interfaces: 2.5 GbE with an Intel I226-V and a Realtek RTL8126 5 Gbps. The -V suffix is dropped.5Reviewpokde.net/review/asus-rog-maximus-z890-hero-reviewRead 14 October 2026Intel I226-V 2.5GbE LAN and Realtek RTL8126 5GbE LAN.
Ethernet ports
2
Ethernet speed
5Gbps
Max Wi-Fi channel width
320MHz1Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026Supports Wi-Fi 7 320MHz bandwidth, up to 5.8Gbps.
Wi-Fi module
Intel BE2004Reviewprofesionalreview.com/2024/10/24/asus-rog-z890-maximus-hero-reviewRead 14 October 2026The review names an Intel Wi-Fi 7 BE200 card with 320 MHz channels and up to 5.8 Gbps. ASUS does not name the module.5Reviewpokde.net/review/asus-rog-maximus-z890-hero-reviewRead 14 October 2026Intel BE200 Wi-Fi 7 (320MHz) module on an M.2 2230 card. The review says the MT7927 on the X870E Hero is a different module.

Audio

DAC chip
ESS ES92191Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026Audio features list ESS ES9219 QUAD DAC. ASUS writes no suffix letters.5Reviewpokde.net/review/asus-rog-maximus-z890-hero-reviewRead 14 October 2026ESS Sabre ES9219 Quad DAC.

Features

BIOS flashback
Yes1Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026BIOS FlashBack button on the back panel.
Clear CMOS button (rear)
Yes1Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026Clear CMOS button on the back panel.
Power button on the board
Yes1Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026Internal connectors, miscellaneous: 1 x Start button (with FlexKey and ReTry buttons).
Dual BIOS
Not available
Tool-free features
Tool-free M.2 latch, Tool-free M.2 heatsink, PCIe slot release, Push-on antenna connector1Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026ASUS Q-Design: M.2 Q-Latch, M.2 Q-Release, M.2 Q-Slide, Q-Release Slim (with PCIe SafeSlot) and Q-Antenna.2Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-heroRead 14 October 2026M.2 Q-Release, M.2 Q-Slide, M.2 Q-Latch, PCIe Slot Q-Release Slim and Q-Antenna are described with images.

Measured

VRM temperature under CPU load
55°C7Reviewglitched.online/asus-rog-maximus-z890-hero-intel-core-ultra-9-285k-reviewRead 14 October 2026Intel Core Ultra 9 285K at untweaked settings with a ROG Ryujin III 360 ARGB Extreme AIO. CPU-Z stress test, 10 minutes in the second run. The reviewer reports a 55 C reading on the VRM, which is the board sensor, and a CPU power of 243 W. With Intel Extreme Tuning and no power limits the VRM reached 54 C. Ambient temperature is not stated. No probe or camera was used.
Power draw idle
Not available
Power draw CPU stress
Not available

In the box

In the box
1 x ARGB RGB extension cable, 4 x SATA 6Gb/s cables, 1 x DDR5 fan holder, 1 x Thermal pad for M.2 22110, 1 x ASUS WiFi Q-Antenna, 1 x Q-connector, 1 x M.2 Q-Latch package, 3 x M.2 Q-Slide packages, 1 x ROG stickers, 6 x M.2 rubber packages, 1 x ROG thank you card, 1 x ROG Bottle Opener, 1 x USB drive with utilities and drivers, 1 x Quick start guide1Maker product pagerog.asus.com/motherboards/rog-maximus/rog-maximus-z890-hero/specRead 14 October 2026Accessories list on the specification page, the same as the manual's package contents.

Warranty

Manufacturer warranty (source market)
3years9Retailer pageamazon.com/dp/B0DGWWRTPVRead 14 October 2026Warranty Description: 3 year (US listing).

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Sources

We read 10 sources for this motherboard. The numbers match the markers in the sheet.

  1. Read 14 October 2026Backs 36 fields
  2. Read 14 October 2026Backs 10 fields
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