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ATX motherboard with large CPU cooler installed, black PCB and silver heatsinks

ASUS

ASUS PRIME B650-PLUS WIFI AMD motherboard with Ryzen 9 9950X3D CPU

SKU CH-DNG7-707AB

ATX board with AM5 socket, DDR5 up to 7600 MT/s, 2.5 Gb LAN, WIFI 6E and Thunderbolt 4 header paired with a 16-core Ryzen 9 9950X3D CPU

  • CPU socketAM5
  • ChipsetAMD B650
  • Form factorATX
  • Memory slot count4 × 288pin (DDR5)
  • Supported memory7600+(OC)/7200(OC)/7000(OC)/6800(OC)/6600(OC)/6400(OC)/6200(
  • Max supported RAM192 GB

Model PRIME B650-PLUS WIFI

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CPU +Ryzen 9 9950X3D

  • Ready for Ryzen 9000, 8000 and 7000 series processors via AM5 socket
  • 16-core 9950X3D CPU with 128 MB L3 cache and Radeon graphics
  • DDR5 memory support up to 7600 MT/s and 192 GB capacity
  • PCIe 5.0 M.2, WIFI 6E and 2.5 Gb Ethernet for fast connectivity
  • VRM, M.2 and PCH heatsinks with Fan Xpert 2+ cooling control

Combo platform for high-core workloads

This bundle pairs an ASUS PRIME B650-PLUS WIFI motherboard with an AMD Ryzen 9 9950X3D processor. The AM5 socket supports Ryzen 9000, 8000 and 7000 series CPUs. Four DDR5 slots accept up to 192 GB of memory in dual-channel mode. The board targets builders who need strong multi-threaded throughput and extensive I/O in a standard ATX layout.

Sustained multi-threaded throughput

The Ryzen 9 9950X3D operates at a 170 W base power level with 128 MB of L3 cache and 16 MB of L2 cache. Its Zen 5 architecture on TSMC 4 nm FinFET maintains high frequencies across all cores during extended compute tasks. The motherboard provides a VRM heatsink, an M.2 heatsink and a PCH heatsink managed by Fan Xpert 2+ to keep thermals stable under continuous load.

Build quality and daily connectivity

The ATX board includes a PCIe 5.0 M.2 slot, four SATA 6 Gbps ports and Realtek 2.5 Gbps Ethernet alongside WIFI 6E. Rear I/O offers USB 10 Gbps Type-C and a Thunderbolt 4 header for front-panel expansion. BIOS FlashBack updates firmware without a CPU installed. Addressable Gen 2 RGB headers and a standard Aura header support synchronised lighting.

How it compares

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

Price $1,034.99
Pricier than about 90% of the 1,906 comparable items (median $224.49).

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Specifications

Product
Brand nameASUS
Product lineB650
Model namePRIME B650-PLUS WIFI+R9 9950 × 3D
Processor
CPU socketAM5
ChipsetAMD B650
Memory
Memory slot count4 × 288pin (DDR5)
Supported memory7600+(OC)/7200(OC)/7000(OC)/6800(OC)/6600(OC)/6400(OC)/6200(OC)/6000(OC)/5800(OC)/5600(OC)/5400(OC)/5200/5000
Max supported RAM192 GB
Memory channelsDual Channel
ECC supportNon-ECC
Storage
SATA ports4 x SATA 6Gb/s
Audio & video
Sound channels7.1 Channels
Connectivity
Maximum network speed2.5 Gbit/s
Wi-Fi standardWIFI 6E
Bluetooth supportYes
Ports & slots
PCIe 4.0 x16 slotsAMD Ryzen™ 9000 & 7000 Series Desktop Processors*
1 x PCIe 4.0 x16 slot (supports x16 mode)
AMD Ryzen™ 8000 Series Desktop Processors
1 x PCIe 4.0 x16 slot (supports x8/x4 mode)**
Size & build
Form factorATX
Compatibility
Windows 11 supportSupported

Other versions of this model

5 more in the same range

Questions about this item

How much heat does the Ryzen 9 9950X3D produce under full load?

The CPU has a 170W TDP, so sustained workloads will push that much heat into the case. The board includes a VRM heatsink, M.2 heatsink, PCH heatsink and hybrid fan headers controlled by Fan Xpert 2+ to manage thermals.

Which memory kit do I need to install before the system will boot?

You must supply DDR5 DIMMs — the board has four 288-pin slots supporting up to 192 GB in dual-channel mode. Speeds from 5000 up to 7600+(OC) are listed, and non-ECC modules are required.

Will my existing PCIe 4.0 graphics card and SATA SSDs work without bandwidth loss?

The primary x16 slot runs at PCIe 4.0 x16 with Ryzen 9000 and 7000 series CPUs, so a PCIe 4.0 GPU keeps full speed. Four SATA 6Gb/s ports are also provided for existing SATA drives.

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