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ATX motherboard dark finish large heatsinks CPU installed

ASUS

ASUS ROG CROSSHAIR X870E HERO + Ryzen 7 9700X AMD motherboard

SKU CH-ZFRM-W5QTQ

AM5 motherboard and 8-core 16-thread Ryzen 7 9700X CPU combo with DDR5 up to 8200 MT/s, PCIe 5.0, Wi-Fi 7 and 5 Gbps LAN

  • CPU socketAM5
  • ChipsetAMD X870E
  • Form factorATX
  • Memory slot count4 × 288pin (DDR5)
  • Max supported RAM256 GB
  • Memory channelsDual Channel

Model ROG CROSSHAIR X870E HERO

CPU +Ryzen 7 9700X

  • AI-ready platform with AMD AM5 socket and Ryzen 7 9700X 8-core 16-thread CPU
  • Robust 18+2+2 power stages rated at 110A for stable overclocking headroom
  • DDR5 memory support up to 8200+ MT/s with AEMP optimisation
  • Five M.2 slots including three PCIe 5.0 x4 with substantial heatsinks
  • Wi-Fi 7 plus 5 Gbps and 2.5 Gbps Ethernet for high-speed networking

AM5 combo for AI workloads

This bundle pairs the ROG CROSSHAIR X870E HERO motherboard with an AMD Ryzen 7 9700X processor. The 8-core, 16-thread CPU reaches a 5.5 GHz boost clock on the Zen 5 architecture. The board delivers an 18+2+2 phase power design rated at 110 A per stage. It targets builders who want an advanced AI PC foundation with high-end overclocking headroom.

Dual-channel DDR5 and five M.2 slots

The board accepts up to 256 GB of DDR5 across four 288-pin slots with AEMP profiles up to 8600 MT/s. Two PCIe 5.0 x16 slots share bandwidth in x8/x8 mode when both are populated. Three M.2 sockets support PCIe 5.0 x4 drives (2242/2260/2280) while two more run at PCIe 4.0. Four SATA 6 Gb/s ports remain available for additional storage.

Wi-Fi 7, dual Ethernet and USB4

Onboard networking includes Wi-Fi 7 (802.11be) with a Q-Antenna, a Realtek 5 Gbps LAN port and an Intel 2.5 Gbps LAN port. Bluetooth 5.4 handles peripherals. The rear I/O supplies two USB4 Type-C ports at 40 Gbps plus eight 10 Gbps USB ports. SupremeFX 7.1 audio uses the ALC4082 codec with impedance sensing for front and rear headphone outputs.

How it compares

Measured against everything we stock in Motherboards for AMD CPUs, at today’s prices. Recalculated every night.

Price $1,011.99
Pricier than about 89% of the 1,906 comparable items (median $224.49).

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Specifications

Product
Brand nameASUS
Model nameROG CROSSHAIR X870E HERO +(R7 9700X)
Part numberROG CROSSHAIR X870E HERO +(R7 9700X)
Processor
CPU socketAM5
ChipsetAMD X870E
Memory
Memory slot count4 × 288pin (DDR5)
Max supported RAM256 GB
Memory channelsDual Channel
ECC supportYes
BufferingUn-buffered
Storage
SATA ports4 x SATA 6Gb/s
M.2 slotsAMD Ryzen 9000 & 7000 Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280 (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 (supports PCIe 5.0 x4 mode)
AMD Ryzen 8000 Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280 (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 (Not supports)
AMD X870E Chipset
M.2_4 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)
M.2_5 slot (Key M), type 2280 (su
Audio & video
Audio chipROG 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
- Gold-plated audio jacks
- Rear optical S/PDIF out port
- Premium audio capacitors
* The LINE OUT port on the rear panel does not support spatial audio. If you wish to use spatial a
Sound channels7.1 Channels
Connectivity
Maximum network speed5 Gbit/s + 2.5 Gbit/s
Wi-Fi standardWi-Fi 802.11 be
Bluetooth support5.4
Ports & slots
Onboard USB headers2 x USB 20 Gbit/s connectors (support USB Type-C)
2 x USB 5 Gbit/s headers support 4 additional USB 5 Gbit/s ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
Power
Power connectors1 × 24-pin Main Power connector
2 × 8-pin +12 V CPU Power connector
1 × 8-pin PCIe Power connector
Size & build
Form factorATX
Width and length12.0 in × 9.6 in
Compatibility
Windows 11 supportSupported
More details
BIOS256Mb Flash ROM, UEFI AMI BIOS

Other versions of this model

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Questions about this item

What limits sustained performance first on the 18+2+2 power stage VRM?

The 18+2+2 power stages rated at 110 A each deliver up to 2260 A combined, so the CPU's own thermal and power limits are reached before the VRM saturates under continuous load.

How loud and hot does the board run with the 110 A power stages and five M.2 heatsinks under all-day load?

Large VRM heatsinks, dedicated M.2 shields and AI Cooling II keep component temperatures low, allowing fans to spin slowly and stay quiet during extended sessions.

Which DDR5 memory kit do I need to have on hand for the four 288-pin slots to work?

Any un-buffered DDR5 kit up to 256 GB total; the board validates speeds up to 8200 MT/s with Ryzen 9000 series CPUs and runs at JEDEC speeds out of the box.

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