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ASUS ROG CROSSHAIR X870E EXTREME

UK manufacturer specification

CPU socket
AM5
Chipset
AMD X870E
Form factor and dimensions
E-ATX Form Factor 12 inch x 10.9 inch (30.5 cm x 27.7 cm)

ROG CROSSHAIR X870E EXTREME motherboard, identified in the ASUS UK catalogue. Specifications below retain the manufacturer’s configuration and interface conditions.

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THE ACTUAL PRODUCT
ASUS ROG CROSSHAIR X870E EXTREME official product image
Official product image · Image source detailsProduct imagery does not establish a retailer’s bundle or condition.
Compare with ASUS ROG CROSSHAIR X670E EXTREME
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Specifications checked 17 Oct 2026Manufacturer specifications, not a hands-on test.

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Published motherboard interfaces and configuration are available from the exact-model ASUS specification source.

Manufacturer source
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Before you buy

Compatibility and maximum operating modes depend on the source’s stated hardware, firmware and connection requirements; manufacturer figures are not independent measurements.

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Products in this catalogue that list the same socket or memory type as the ASUS ROG CROSSHAIR X870E EXTREME. A shared socket or memory type is necessary but not sufficient: check the exact CPU and memory support lists, and the BIOS version, before buying.

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Full specifications

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Exact configuration: UK manufacturer specification · ROG CROSSHAIR X870E EXTREME

13 specifications in 9 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”.

Platform & board

3 items
CPU socket
AM5Source
Chipset
AMD X870ESource
Form factor and dimensions
E-ATX Form Factor 12 inch x 10.9 inch (30.5 cm x 27.7 cm)Source

Memory

1 item
Memory type, slots and limit
4 x DIMM slots, max. 256GB, DDR5 Supports up to 8200+MT/s(OC) with Ryzen™ 9000 Series Processors, 9000+MT/s(OC) with Ryzen™ 8000 Series Processors, 8000+MT/s(OC) with Ryzen™ 7000 Series Processors, ECC and Non-ECC, Un-buffered DIMM* Dual Channel Memory Architecture Supports AMD Extended Profiles for Overclocking (EXPO™) ASUS Enhanced Memory Profile (AEMP) NitroPath DRAM Technology *Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under theSupport tab of product information site or visit https://www.asus.com/support/download-center/. * Non-ECC, un-buffered DDR5 memory supports On-Die ECC function.Source

Expansion slots

1 item
Expansion slots and restrictions
AMD Ryzen™ 9000 & 7000 Series Desktop Processors* 2 x PCIe 5.0 x16 slots with Q-Release Slim (supports x16 or x8/x8** or x8/x4/x4 modes***) AMD Ryzen™ 8700 & 8600 & 8400 Series Desktop Processors* 2 x PCIe 4.0 x16 slots with Q-Release Slim (only supports PCIEx16(G5)_1 & total bandwidth for x8, PCIEx16(G5)_2 will be disabled) AMD Ryzen™ 8500 & 8300 Series Desktop Processors* 2 x PCIe 4.0 x16 slots with Q-Release Slim (only supports PCIEx16(G5)_1 & total bandwidth for x4, PCIEx16(G5)_2 will be disabled) * Please check the PCIe bifurcation table on the support site (https://www.asus.com/support/FAQ/1037507/). ** When both PCIEX16_1 and PCIEX16_2 are in use, they will each run in x8 mode. *** When M.2_2 is enabled, but M.2_3 is not in use, PCIEX16_1 will run in x8 mode and PCIEX16_2 will be disabled. *** When M.2_3 is enabled, but M.2_2 is not in use, PCIEX16_1 will run in x8 mode and PCIEX16_2 will run in x4 mode. *** When both M.2_2 and M.2_3 are enabled, PCIEX16_1 will run in x8 mode and PCIEX16_2 will be disabled. - To ensure compatibility of the device installed, please refer to https://www.asus.com/support/ for the list of supportedSource

Storage

1 item
Storage interfaces and restrictions
Supports up to 5 x M.2 slots and 1 x SlimSAS connector and 4 x SATA 6Gb/s ports* AMD Ryzen™ 9000 & 7000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 5.0 x4 mode) M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)** M.2_3 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 5.0 x4 mode)** AMD Ryzen™ 8000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 mode) M.2_2 slot (Key M), type 2242/2260/2280 (Not supports) M.2_3 slot (Key M), type 2242/2260/2280/22110 (Not supports) AMD X870E Chipset DIMM.2_1 slot (Key M) via ROG Q-DIMM.2, type 2230/2242/2260/2280/22110 (supports PCIe 4.0 x4 mode) DIMM.2_2 slot (Key M) via ROG Q-DIMM.2, type 2230/2242/2260/2280/22110 (supports PCIe 4.0 x4 mode) SlimSAS connector supports PCIe 4.0 x4 mode via an SFF-8654 adapter cable. The cable is purchased separately. 4 x SATA 6Gb/s ports * Specifications vary by CPU types. ** When M.2_2 is enabled, but M.2_3 is not in use, PCIEX16_1 will run in x8 mode and PCIEX16_2 will be disabled. ** When M.2_3 is enabled, but M.2_2 is not in use, PCIEX16_1 will run in x8 mode and PCIEX16_2 will run in x4 mode. ** When both M.2_2 and M.2_3 are enabled, PCIEX16_1 will run in x8 mode and PCIEX16_2 will be disabled.Source

USB & rear connections

2 items
USB ports and headers
Rear USB (Total 12 ports) 2 x USB4® (40Gbps) ports (2 x USB Type-C®) 10 x USB 10Gbps ports (8 x Type-A + 2 x USB Type-C®) Front USB (Total 10 ports) 1 x USB 20Gbps connector (supports USB Type-C® with up to 60W PD/QC4+)* 1 x USB 10Gbps connector (supports USB Type-C®) 2 x USB 5Gbps headers support 4 additional USB 5Gbps ports 2 x USB 2.0 headers support 4 additional USB 2.0 ports USB Type-C® power delivery output: max. 5V/3A *USB Type-C® power delivery output: 5/9/15/20V max. 3A, PPS:3.3–21V max. 3ASource
Rear-panel ports
2 x USB4® (40Gbps) ports (2 x USB Type-C®) 10 x USB 10Gbps ports (8 x Type-A + 2 x USB Type-C®) 1 x HDMITM port 1 x Wi-Fi Module 1 x Realtek 5Gb Ethernet port 1 x Marvell® AQtion 10Gb Ethernet port 2 x LED-illuminated audio jacks 1 x Optical S/PDIF out port 1 x BIOS FlashBack™ button 1 x Clear CMOS buttonSource

Networking

1 item
Network interfaces and requirements
1 x Realtek 5Gb Ethernet 1 x Marvell® AQtion 10Gb Ethernet ASUS LANGuard; Wi-Fi 7* 2x2 Wi-Fi 7 (802.11be) Supports 2.4/5/6GHz frequency band** Supports Wi-Fi 7 320MHz bandwidth, up to 6.5Gbps transfer rate. Bluetooth® v5.4*** *Wi-Fi features may vary depending on the operating system For Windows 11, Wi-Fi 7 will require 24H2 or later version for full functions, Windows 11 21H2/22H2/23H2 only support Wi-Fi 6E. For Windows 10, please note that no driver is available, refer to the Wi-Fi chipset vendor's website for details. ** Wi-Fi 6GHz frequency band and bandwidth regulatory may vary between countries. *** The Bluetooth® version may vary, please refer to the Wi-Fi module manufacturer's website for the latest specifications.Source

Audio

1 item
Audio interfaces
ROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4082* - Impedance sense for front and rear headphone outputs - Supports: Jack-detection, Multi-streaming, Front Panel MIC Jack-retasking - High quality 120 dB SNR stereo playback output and 110 dB SNR recording input - Supports up to 32-Bit/384 kHz playback on front panel Audio Features - SupremeFX Shielding Technology - ESS® ES9219 QUAD DAC - LED-illuminated audio jacks - Rear optical S/PDIF out port - Premium audio capacitors * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output. ** The LINE OUT port on the rear panel does not support spatial audio. If you wish to use spatial audio, make sure to connect your audio output device to the audio jack on the front panel of your chassis or use a USB interface audio device.Source

Power, cooling & lighting

1 item
Internal headers and connectors
Fan and Cooling related 1 x 4-pin CPU Fan header 1 x 4-pin CPU OPT Fan header 2 x 4-pin Chassis Fan headers 2 x 4-pin Radiator Fan headers 2 x W_PUMP+ headers 1 x VRM Heatsink Fan header Power related 1 x 24-pin Main Power connector 2 x 8-pin +12V CPU Power connector 1 x 8-pin PCIe Power connector Storage related 3 x M.2 slots (Key M) 1 x DIMM.2 slot supports 2 x M.2 slots (Key M) 1 x SlimSAS connector 4 x SATA 6Gb/s ports USB 1 x USB 20Gbps connector (supports USB Type-C®) 1 x USB 10Gbps connector (supports USB Type-C®) 2 x USB 5Gbps headers support 4 additional USB 5Gbps ports 2 x USB 2.0 headers support 4 additional USB 2.0 ports Miscellaneous 1 x 6-pin ARGB Gen 2 header to support 2 x ARGB Gen 2 headers 2 x Addressable Gen 2 header 1 x Alteration PCIe mode switch 2 x BCLK button 1 x BIOS Switch 1 x FlexKey button 1 x Front Panel Audio header (F_AUDIO) 1 x LN2 Mode jumper 12 x ProbeIt Measurement Points 1 x ReTry button 2 x RSVD switchs 1 x RSVD header 1 x Safe Boot button 1 x Slow Mode switch 1 x Start button 1 x 10-1 pin System Panel header 1 x Thermal Sensor header 1 x Pause switchSource

BIOS, software & diagnostics

2 items
CPU support and BIOS requirements
AMD Socket AM5 for AMD Ryzen™ 9000 & 8000 & 7000 Series Desktop Processors* * Refer to https://www.asus.com/support/download-center/ for CPU support list. BIOS: 2 x 256 Mb Flash ROM, UEFI AMI BIOS

Exact CPU support and BIOS revision depend on the processor and the current ASUS CPU support list; the family statement is not a guarantee for every processor.

Source
Listed operating systems
Windows® 11Source
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