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Black ATX motherboard with large silver heatsinks and integrated I/O cover, Ryzen 9 9900X CPU in AM5 socket

ASUS

ASUS ROG STRIX X870E-H GAMING WIFI7 AMD motherboard & Ryzen 9 9900X CPU combo

SKU CH-3055-SFE50

Pairs an AM5 motherboard with 16+2+1 power stages, four M.2 slots and WiFi 7 with a 12-core Ryzen 9 9900X CPU reaching 5.6 GHz boost

  • CPU Socket TypeAM5
  • ChipsetAMD X870E
  • Number of Memory Slots4x288pin (DDR5)
  • Memory StandardSupports up to 8000+MT/s(OC) with Ryzen
  • Maximum Memory Supported256GB
  • Channel SupportedDual Channel

model ROG STRIX X870E-H GAMING WIFI7

+CPU + Ryzen 9 9900X

  • Ready for advanced AI computing with X870E chipset and Ryzen 9000 support
  • 12 cores and 24 threads at 5.6 GHz max boost for heavy workloads
  • 16+2+1 power stages rated 80A each with dual ProCool II connectors
  • Four M.2 slots including two PCIe 5.0 with substantial cooling solutions
  • WiFi 7 plus 5Gbps Ethernet and 7.1 channel audio for fast connectivity

Ready for Advanced AI Computing

This motherboard and CPU combo pairs an AMD X870E chipset board with a Ryzen 9 9900X processor. The 12-core, 24-thread CPU reaches 5.6 GHz max boost and includes 64 MB L3 cache. The platform targets enthusiasts building systems for demanding AI workloads and high-performance gaming.

Thermals, Noise and Power Draw

The board uses a 16+2+1 power solution rated for 80A per stage with dual ProCool II connectors, alloy chokes and durable capacitors. Massive heatsinks with an integrated I/O cover and high-conductivity thermal pads cool the VRM and M.2 slots. Fan headers include CPU, CPU OPT, AIO pump and five chassis connectors for flexible cooling configurations.

Bundled Software and Accessories

ASUS-exclusive AI Advisor, AI Cache Boost, AI Networking II and AEMP simplify setup and tune memory performance. Onboard WiFi 7 and Realtek 5Gb Ethernet provide high-speed networking. The rear I/O supplies two USB4 40Gbps ports, four USB 10Gbps ports, six USB 5Gbps ports and two USB 2.0 ports plus HDMI.

Highlights

  • Ready for advanced AI computing with X870E chipset and Ryzen 9000 support
  • 12 cores and 24 threads at 5.6 GHz max boost for heavy workloads
  • 16+2+1 power stages rated 80A each with dual ProCool II connectors
  • Four M.2 slots including two PCIe 5.0 with substantial cooling solutions
  • WiFi 7 plus 5Gbps Ethernet and 7.1 channel audio for fast connectivity

Specifications

BrandASUS
SeriesROG STRIX
ModelROG STRIX X870E-H GAMING WIFI7+R9 9900X
Part NumberROG STRIX X870E-H GAMING WIFI7+R9 9900X
CPU Socket TypeAM5
ChipsetAMD X870E
Number of Memory Slots4x288pin (DDR5)
Memory StandardSupports up to 8000+MT/s(OC) with Ryzen
Maximum Memory Supported256GB
Channel SupportedDual Channel
ECC SupportedNon-ECC
PCI Express 5.0 x16AMD Ryzen 9000 & 7000 Series Desktop Processors
1 x PCIe 5.0 x16 slot (supports x16 mode)
AMD Ryzen 8000 Series Desktop Processors
1 x PCIe 4.0 x16 slot (supports x8/x4 mode)
AMD X870E Chipset
1 x PCIe 4.0 x16 slot (supports x4 mode)
SATA RAIDAMD RAIDXpert2 Technology
Ryzen 9000 Series Processors: RAID 0/1/5/10
Ryzen 8000 Series Processors: RAID 0/1
Ryzen 7000 Series Processors: RAID 0/1/10
Audio Channels7.1 Channels
Max LAN Speed5Gbps
Back I/O Ports2 x USB4 (40Gbps) ports(2 x USB Type-C)
4 x USB 10Gbps ports (3 x Type-A + 1 x USB Type-C with up to 30W PD/PPS Fast-charge)
6 x USB 5Gbps ports (6 x Type-A)
2 x USB 2.0 ports (2 x Type-A)
1 x HDMI port
1 x Wi-Fi module
1 x Realtek 5Gb Ethernet
2 x Audio jacks
1 x Optical S/PDIF out port
1 x BIOS FlashBack button
1 x Clear CMOS button
Onboard USB1 x USB 20Gbps connector (supports USB Type-C)
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
Other ConnectorsFan and Cooling Related
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
1 x 4-pin AIO Pump header
5 x 4-pin Chassis Fan headers
Miscellaneous
3 x Addressable RGB Gen 2 headers
1 x Chassis Intrusion header
1 x CPU Over voltage jumper
1 x Front Panel Audio header (F_AUDIO)
1 x Start button
1 x 10-1 pin Front Panel System header
1 x Thermal Sensor header
Form FactorATX
Dimensions (W x L)12.0" x 9.6"
Power Pin1 x 24-pin Main Power connector
2 x 8-pin +12V CPU Power connector
BIOS Feature256 Mb Flash ROM, UEFI AMI BIOS
SoftwareROG Exclusive Software
- ROG CPU-Z
- Dolby Atmos
ASUS Exclusive Software
Armoury Crate
- Aura Creator
- Aura Sync
- Fan Xpert 4 (with AI Cooling II)
- GameFirst
ASUS AI Advisor
ASUS DriverHub
- AIDA64 Extreme (60 days free trial)
- HWiNFO
ASUS GlideX
USB Wattage Watcher
TurboV Core
Adobe Creative Cloud (Free Trial)**
Norton 360 for Gamers (60 Days Free Trial)
WinRAR (40 Days Free Trial)
UEFI BIOS
AI Overclocking Guide
AI Cache Boost
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode
- ASUS MyHotkey
FlexKey
Windows 11Supported
FeaturesExtreme Engine Digi+
- 5K Black metallic capacitors
ASUS Q-Design
- M.2 Q-Latch
- M.2 Q-Release
- PCIe Slot Q-Release
- Q-Antenna
- Q-Dashboard
- Q-DIMM
- Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
- Q-Slot
ASUS Thermal Solution
- M.2 heatsink
- VRM heatsink design
ASUS EZ DIY
- BIOS FlashBack button
- BIOS FlashBack LED
- Clear CMOS button
- ProCool II
- Pre-mounted I/O shield
- SafeSlot
- SafeDIMM
Aura Sync
-Addressable RGB Gen 2 headers
Package Contents1 x AMD Ryzen 9 9900X CPU
1 x Shin-Etsu X-23-7921-5 (1.8g)
Cables
2 x SATA 6Gb/s cables
Miscellaneous
1 x ASUS WiFi Q-Antenna
1 x Cable ties package
1 x M.2 Q-Latch package
1 x ROG key chain
1 x ROG Strix stickers
4 x M.2 rubber
Documentation
1 x Quick start guide

Other versions of this model

5 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

Questions about this item

How do I install the Ryzen 9 9900X into the AM5 socket on this motherboard, and which step do people often miss?

Align the gold triangle on the CPU with the socket corner, lower the retention arm gently, and connect both 8-pin ProCool II power cables before closing the case.

What maintenance or replacement will the Ryzen 9 9900X and this board need later?

The CPU ships without a cooler, so you must add a compatible AM5 cooler and replace its thermal paste every few years; the board’s CMOS battery will eventually need swapping.

What limit appears first when the Ryzen 9 9900X runs sustained heavy loads on this 16+2+1 power design?

The 12-core CPU can draw enough current to hit thermal limits before the 80A-rated power stages saturate, so adequate case airflow and a strong cooler become the practical ceiling.

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