We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
ATX motherboard in silver and black with large VRM heatsinks and a Ryzen 9 9900X3D CPU in the AM5 socket

ASUS

ASUS ROG Strix B650-A Gaming WiFi AMD motherboard & Ryzen 9 9900X3D combo

SKU CH-22DH-93C2M

Bundled AM5 board with 12 + 2 power stages, one PCIe 5.0 M.2 slot and two PCIe 4.0 M.2 slots, WiFi 6E and 2.5G LAN plus a 12-core Zen 5 CPU with 128 MB L3 cache

  • CPU Socket TypeAM5
  • CPU TypeSupports AMD Ryzen 7000 Series Desktop Processors* * Refer t
  • ChipsetAMD B650
  • Number of Memory Slots4x288pin (DDR5)
  • Memory StandardDDR5 6400+(OC) / 6200(OC) / 6000(OC) / 5800(OC) / 5600(OC) /
  • Maximum Memory Supported128GB

Motherboard ROG Strix B650-A Gaming WiFi

CPU + R9 9900X3D

  • Stable multi-core power delivery with 12 + 2 power stages and ProCool connectors
  • Efficient VRM cooling via massive heatsinks, airflow channels and high-conductivity thermal pads
  • Fast storage potential from one PCIe 5.0 and two PCIe 4.0 M.2 slots with heatsinks
  • High-speed connectivity through USB 3.2 Gen 2x2 Type-C, HDMI 2.1 and DisplayPort 1.4
  • Gaming-grade performance from Ryzen 9 9900X3D with 128MB L3 cache and Radeon graphics

AM5 Motherboard and Ryzen 9 9900X3D Combo

This bundle pairs an ASUS ROG Strix B650-A Gaming WiFi board with an AMD Ryzen 9 9900X3D processor. The motherboard uses the AM5 socket and B650 chipset to support Ryzen 7000, 8000 and 9000 series CPUs. Four DDR5 slots accept up to 128 GB of memory with EXPO profiles. It is aimed at builders who want a high-core-count platform for gaming and content creation.

Upgrade Path from Older AM4 or Entry AM5 Builds

The combo replaces systems based on AM4 socket motherboards or earlier B650 boards with lighter power delivery. The 12 plus 2 power stages and ProCool connectors give headroom for the 120 W Zen 5 CPU. A BIOS update may be required before installing 9000 or 8000 series processors. The jump is worth it when moving to DDR5 memory and PCIe 5.0 storage bandwidth.

Sustained Load Behaviour

Massive VRM heatsinks with cut airflow channels and high-conductivity thermal pads dissipate heat during long multi-core workloads. All three M.2 slots carry dedicated heatsinks to keep PCIe 5.0 and 4.0 drives at stable temperatures. The 2.5 G Ethernet, WiFi 6E and Realtek ALC4080 audio remain responsive under continuous network and streaming demand.

Highlights

  • Stable multi-core power delivery with 12 + 2 power stages and ProCool connectors
  • Efficient VRM cooling via massive heatsinks, airflow channels and high-conductivity thermal pads
  • Fast storage potential from one PCIe 5.0 and two PCIe 4.0 M.2 slots with heatsinks
  • High-speed connectivity through USB 3.2 Gen 2x2 Type-C, HDMI 2.1 and DisplayPort 1.4
  • Gaming-grade performance from Ryzen 9 9900X3D with 128MB L3 cache and Radeon graphics

Specifications

BrandASUS
SeriesROG
ModelROG STRIX B650-A Gaming WiFi+R9 9900X3D
CPU Socket TypeAM5
CPU TypeSupports AMD Ryzen 7000 Series Desktop Processors*
* Refer to www.asus.com for CPU support list.
ChipsetAMD B650
Number of Memory Slots4x288pin (DDR5)
Memory StandardDDR5 6400+(OC) / 6200(OC) / 6000(OC) / 5800(OC) / 5600(OC) / 5400(OC) / 5200 / 5000 / 4800
* Supported memory types, data rate(Speed), and number of DRAM module vary depending on the CPU and memory configuration, for more information refer to www.asus.com for memory support list.
* Non-ECC, Un-buffered DDR5 Memory supports On-Die ECC function
Maximum Memory Supported128GB
Channel SupportedDual Channel
ECC SupportedYes
Buffer SupportedUn-buffered
Memory FeatureSupports AMD EXTended Profiles for Overclocking (EXPO)
OptiMem II
PCI Express 5.0 x161 x PCI Express 5.0 x16
PCI Express 4.0 x16AMD Ryzen 7000 Series Desktop Processors
1 x PCIe 4.0/3.0 x16 slot
AMD B650 Chipset
1 x PCIe 4.0/3.0 x16 slot (supports x4 mode)*
* PCIe 4.0 x16 slot (supports x4 mode) from AMD B650 Chipset shares bandwidth with M.2_3.
PCI Express x12 x PCIe 4.0/3.0 x1 slots
Serial ATA (SATA)4 x SATA 6Gb/s
M.2AMD Ryzen 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 4.0 x4 mode)
AMD B650 Chipset
M.2_3 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4)**
** M.2_3 slot shares bandwidth with PCIe 4.0 x16 slot (supports x4 mode). When PCIEx16_2 slot is operating, M.2_3 will be disabled.
SATA RAIDAMD RAIDXpert2 Technology supports both NVMe RAID 0/1/10 and SATA RAID 0/1/10
Audio ChipsetRealtek ALC4080
Audio ChannelsROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4080
- Impedance sense for front and rear headphone outputs
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- High quality 120 dB SNR stereo playback output and 113 dB SNR recording input
- Supports up to 32-Bit/384 kHz playback
Audio Features
- SupremeFX Shielding Technology
- Savitech SV3H712 AMP
- Premium audio capacitors
- Audio cover
Max LAN Speed2.5Gbps
Wireless LANWi-Fi 6E
2x2 Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Supports 2.4/5/6GHz frequency band*
* WiFi 6E 6GHz regulatory may vary between countries, and function will be ready in Windows 11 or later.
BluetoothBluetooth v5.2
Back I/O Ports1 x USB 3.2 Gen 2x2 port (1 x USB Type-C)
4 x USB 3.2 Gen 2 ports (3 x Type-A, 1 x USB Type-C)
4 x USB 2.0 ports (4 x Type-A)
1 x DisplayPort
1 x HDMI port
1 x Wi-Fi Module
1 x Intel I225-V 2.5Gb Ethernet port
5 x Audio jacks
1 x BIOS FlashBack button
Onboard USB1 x USB 3.2 Gen 2 connector (supports USB Type-C )
1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
2 x USB 2.0 headers support additional 4 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
4 x 4-pin Chassis Fan headers
Storage related
3 x M.2 slots (Key M)
4 x SATA 6Gb/s ports
Miscellaneous
3 x Addressable Gen 2 header
1 x AURA RGB headers
1 x Clear CMOS header
1 x CPU Over Voltage jumper
1 x Front Panel Audio header (AAFP)
1 x S/PDIF Out header
1 x 20-3 pin System Panel header with Chassis intrude function
1 x Thermal Sensor header
1 x Thunderbolt header
1 x COM_DEBUG header
Form FactorATX
Dimensions (W x L)12.0" x 9.6"
Power Pin1 x 24-pin Main Power connector
1 x 8-pin +12V Power connector
1 x 4-pin +12V Power connector
Windows 11Supported
FeaturesExtreme Engine Digi+
- 5K Black Metallic Capacitors
ASUS Q-Design
- M.2 Q-Latch
- PCIe Slot Q-Release
- 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
- ProCool
- Pre-mounted I/O shield
- SafeSlot
- SafeDIMM
AURA Sync
- AURA RGB header
- Addressable Gen 2 headers
Package Contents1 x AMD Ryzen 9 9900X3D CPU
1 x Shin-Etsu X-23-7868-2D (1.8g)
Cables
2 x SATA 6Gb/s cables
Additional Cooling Kit
1 x Thermal pad for M.2
Miscellaneous
1 x ASUS Wi-Fi moving antennas
1 x Cable ties pack
1 x M.2 Q-Latch package
1 x ROG key chain
1 x ROG Strix stickers
1 x ROG Strix thank you card
2 x Rubber Packages for M.2
Documentation
1 x User 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

What case clearance is needed for the massive VRM heatsinks on the ROG Strix B650-A Gaming WiFi motherboard?

The board uses massive VRM heatsinks with cut airflow channels; verify your ATX case has sufficient height clearance above the socket area for these heatsinks.

How do I install the Ryzen 9 9900X3D into the AM5 socket without bending pins?

Lift the retention arm, align the gold triangle on the CPU with the socket marker, place the processor gently without pressure, lower the frame, then secure the arm.

When should I replace the thermal pads on the M.2 heatsinks of this motherboard?

Reapply thermal pads if SSD temperatures rise unexpectedly after years of use; the M.2_1, M.2_2 and M.2_3 slots each have dedicated heatsinks with pads.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.