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ATX motherboard with AM5 socket and Ryzen 9 9900X3D CPU, matte black finish with yellow accents

ASUS

ASUS TUF GAMING X870-PRO WIFI7 W NEO AMD motherboard & Ryzen 9 9900X3D CPU combo

SKU CH-G8KF-TMWT6

ATX motherboard and 12-core Ryzen 9 9900X3D CPU combo with DDR5 support, four M.2 slots, PCIe 5.0 graphics slot, USB4, WiFi7 and 5 Gb Ethernet

  • ChipsetAMD X870
  • Form factorATX
  • South bridgeAMD X870
  • Memory slot count4 × 288pin (DDR5)
  • Max supported RAM256 GB
  • Memory channelsDual Channel

Model TUF GAMING X870-PRO WIFI7 W NEO

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CPU + Ryzen 9 9900X3D

  • Robust 16+2+1 80A power delivery for stable overclocking
  • Four M.2 slots with PCIe 5.0 and 4.0 support for fast storage expansion
  • 128MB L3 cache on Ryzen 9 9900X3D for high gaming performance
  • WiFi7 and 5Gb Ethernet for low-latency networking
  • DDR5 memory up to 256GB with EXPO and AEMP profiles

Combo foundation

This bundle pairs the ASUS TUF GAMING X870-PRO WIFI7 W NEO motherboard with the AMD Ryzen 9 9900X3D processor. The board uses the AMD X870 chipset and AM5 socket, supporting Ryzen 9000, 8000 and 7000 series CPUs. It delivers a 16+2+1 80A power stage design on an 8-layer PCB with dual 8-pin ProCool connectors. The CPU brings 128MB L3 cache, 12MB L2 cache and integrated Radeon graphics at a 120W TDP.

Who it fits

Builders who want a single validated kit for high-core-count gaming and AI workloads will benefit from the pre-matched components. The four DDR5 slots support up to 256GB with EXPO, XMP and AEMP profiles, plus ECC capability. Four M.2 sockets provide PCIe 5.0 x4 and 4.0 x4 connectivity, while USB4 at 40Gbps and 20Gbps USB-C with 30W Power Delivery handle modern peripherals. Users needing more than two SATA ports or legacy PCI slots should consider other platforms.

Capacity ceiling

The 256GB memory limit and dual-channel architecture give ample headroom for large datasets and multitasking. PCIe 5.0 x16 and two PCIe 4.0 x16 slots accommodate current and next-generation GPUs and add-in cards. The 5Gb Ethernet and WiFi7 interfaces sustain high-throughput network traffic. Storage expansion stops at four M.2 devices and two SATA 6Gb/s drives, so arrays beyond six volumes require external enclosures.

How it compares

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

Price $1,342.99
Pricier than about 92% of the 1,906 comparable items (median $224.49).

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Specifications

Product
Brand nameASUS
Model nameTUF GAMING X870-PRO WIFI7 W NEO+R9 9900 × 3D
Processor
ChipsetAMD X870
Memory
Memory slot count4 × 288pin (DDR5)
Max supported RAM256 GB
Memory channelsDual Channel
Memory profilesAMD EXPO / Intel XMP / ASUS AEMP
ECC supportYes
BufferingUn-buffered
Storage
SATA ports2 x SATA 6Gb/s
M.2 slots4 x M.2 (Support PCIe 5.0 x4 & PCIe 4.0 x4)
SATA and RAID support0/1/5/10
Graphics
Onboard video chipDepends on AMD Ryzen Series Processor with Integrated Graphics
Audio & video
Audio chipRealtek ALC1220P
Sound channels7.1 Channels
Connectivity
Ethernet controllerRealtek 5Gb
Maximum network speed5 Gbit/s
Wi-Fi standardWi-Fi 802.11 be
Bluetooth supportYes
Ports & slots
PCIe 5.0 x16 slots1 x PCI Express 5.0 x16
PCIe 4.0 x16 slots2 x PCI Express 4.0 x16
PCIe x16 slots2 x PCI Express x16
PCIe x4 slots1 x PCI Express x4
Rear panel ports2 x USB4 (40 Gbit/s) Type-C, 3 x USB 10 Gbit/s Type-A, 4 x USB 5 Gbit/s Type-A, 1 x USB 2.0 Type-A, 1 x HDMI, 1 x Wi-Fi module, 1 x Realtek 5Gb Ethernet port, 3 x Audio jacks, 1 x BIOS FlashBack button, 1 x Clear CMOS button
Serial ports1
Video connectorsHDMI + 2 x USB Type-C
HDMI ports1 x HDMI port
Ethernet port1 x RJ45
USB 3.1 ports3 x USB 3.1
USB 3.0 ports6 x USB 3.0
USB 2.0 ports1 x USB 2.0
USB-C ports2 x USB Type-C port, with USB4 (40 Gbit/s) support
S/PDIF outputYes
Audio jacks3 Ports
Onboard USB headers1 x USB Type-C header, with USB 3.2 Gen 2 × 2 + 1 x USB 3.2 Gen 1 header + 3 x USB 2.0 headers
Power
Power connectors24 Pin
Size & build
Form factorATX
Width and length12 in × 9.6 in
Compatibility
Windows 11 supportSupported
More details
South bridgeAMD X870
LightingRGB

Other versions of this model

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Questions about this item

What DDR5 memory kit do I need to populate the four 288-pin slots on this motherboard?

The board accepts up to 256 GB of DDR5 across four slots in dual-channel mode and supports AMD EXPO, Intel XMP and ASUS AEMP profiles for automatic timing configuration.

Will my existing PCIe 4.0 graphics card and M.2 drives run at full speed in the PCIe 5.0 x16 slot and the four M.2 sockets?

Yes, the PCIe 5.0 x16 slot and the four M.2 sockets are backward compatible, so PCIe 4.0 GPUs and drives operate at their rated speeds without bottlenecks.

How can I confirm the 128 MB L3 cache on the Ryzen 9 9900X3D is active after assembly?

Open Task Manager or a hardware monitor such as CPU-Z; the L3 cache field should read 128 MB, verifying the 3D V-Cache is recognised and enabled.

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