ASUS
ASUS PRIME B650-PLUS WIFI AMD motherboard with Ryzen 9 9950X3D CPU
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 Socket TypeAM5
- ChipsetAMD B650
- Number of Memory Slots4x288pin (DDR5)
- Memory Standard7600+(OC)/7200(OC)/7000(OC)/6800(OC)/6600(OC)/6400(OC)/6200(
- Maximum Memory Supported192GB
- Channel SupportedDual Channel
model PRIME B650-PLUS WIFI
+CPU +Ryzen 9 9950X3D
- +Ryzen 5 9600X
- +Ryzen 7 9700X
- +Ryzen 7 9800X3D
- +Ryzen 9 9900X
- +Ryzen 9 9900X3D
- +Ryzen 9 9950X
- +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.
Highlights
- 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
Specifications
| Brand | ASUS |
|---|---|
| Series | B650 |
| Model | PRIME B650-PLUS WIFI+R9 9950X3D |
| CPU Socket Type | AM5 |
| Chipset | AMD B650 |
| Number of Memory Slots | 4x288pin (DDR5) |
| Memory Standard | 7600+(OC)/7200(OC)/7000(OC)/6800(OC)/6600(OC)/6400(OC)/6200(OC)/6000(OC)/5800(OC)/5600(OC)/5400(OC)/5200/5000 |
| Maximum Memory Supported | 192GB |
| Channel Supported | Dual Channel |
| ECC Supported | Non-ECC |
| PCI Express 4.0 x16 | AMD 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)** |
| Serial ATA (SATA) | 4 x SATA 6Gb/s |
| Audio Channels | 7.1 Channels |
| Max LAN Speed | 2.5Gbps |
| Wireless LAN | WIFI 6E |
| Bluetooth | Yes |
| Form Factor | ATX |
| Windows 11 | Supported |
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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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