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A rectangular green circuit board with silver metal slots and a grey CPU cooler on a white background

MSI

MSI PRO X870E-P WIFI + Ryzen 9 9950X AMD motherboard combo

SKU CH-RSK8-58N0C

AM5 combo with X870E chipset, 16-core Ryzen 9 9950X, DDR5 up to 8200 MT/s, Wi-Fi 7, 5G LAN, USB 40G, and PCIe 5.0 x16

  • CPU socketAM5
  • ChipsetAMD X870E
  • Form factorATX
  • Memory slot count4 × 288pin (DDR5)
  • Supported memoryMemory Support DDR5 8200–5600 (OC) MT/s / 5600–4800 (JEDEC)
  • Max supported RAM256 GB

CPU +Ryzen 9 9950X

  • Ready-to-build combo with Ryzen 9 9950X installed
  • DDR5 memory boosted to 8200 MT/s for faster workloads
  • Wi-Fi 7 with 320 MHz channel reaches 5.8 Gbps wireless
  • 5G LAN and USB 40G give high-speed wired options
  • Triple M.2 slots plus PCIe 5.0 x16 for rapid storage and GPU

Combo Platform

This motherboard and CPU combo pairs the MSI PRO X870E-P WIFI with the Ryzen 9 9950X. The processor delivers 16 cores and 32 threads on the Zen 5 architecture with a 5.7 GHz maximum boost frequency. The board uses the AMD X870E chipset on the AM5 socket and supports Ryzen 7000, 8000 and 9000 series processors. It targets builders who want a high-core-count workstation or gaming foundation in a single validated package.

Build Integration

Four DDR5 slots accept up to 256 GB of memory with overclocked speeds reaching 8200 MT/s on Ryzen 9000 series CPUs. The primary PCIe 5.0 x16 slot connects directly to the processor for graphics or high-throughput accelerators. Three M.2 connectors provide one Gen5 x4 and two Gen4 x4 interfaces, each covered by M.2 Shield Frozr heatsinks. Rear I/O includes a USB 40G port, HDMI 2.1 for 4K 60 Hz output, 5G LAN, Wi-Fi 7 with a 320 MHz channel and Bluetooth 5.4. Four SATA 6 Gbps ports remain available for additional storage.

Thermals And Power

The board employs a 60A SPS VRM design to feed the 9950X under sustained loads. Frozr AI Cooling monitors CPU and GPU temperatures and adjusts system fan duty automatically. The M.2 Shield Frozr heatsinks dissipate heat from Gen5 and Gen4 drives without active cooling. Wi-Fi 7 and 5G LAN controllers are integrated on the PCB, adding minimal thermal load. The unlocked processor allows manual voltage and frequency tuning for users who prefer direct control over power draw and acoustic profile.

How it compares

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

Price $855.99
Pricier than about 81% of the 1,906 comparable items (median $224.49).

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Specifications

Product
Brand nameMSI
Model namePRO X870E-P WIFI+R9 9950X
Part numberPRO X870E-P WIFI+R9 9950X
Processor
CPU socketAM5
ChipsetAMD X870E
Memory
Memory slot count4 × 288pin (DDR5)
Max supported RAM256 GB
Memory channelsDual Channel
Storage
SATA ports4 x SATA 6Gb/s
M.2 slots1 x M.2 Gen5 x4 128 Gbit/s slots,
2 x M.2 Gen4 × 4 64 Gbit/s slots,
Connectivity
Ethernet controllerRealtek@ 8126 5G LAN
Wi-Fi standardWi-Fi 7 Solution,
Bluetooth support5.4
Ports & slots
PCIe 5.0 x16 slotsPCI_E1 slot
- Supports PCIe 5.0 x16 (For Ryzen 9000/ 7000 Series processors)
- Supports PCIe 4.0 x8 (For Ryzen 8700/ 8600/ 8400 Series processors)
- Supports PCIe 4.0 x4 (For Ryzen 8500/ 8300 Series processors)
PCIe 4.0 x16 slots1 x PCI Express 4.0 x16
PCIe x4 slotsPCI_E3 Gen PCIe 4.0 supports up to x4 (From Chipset)
PCIe x1 slotsPCI_E2 Gen PCIe 3.0 supports up to x1 (From Chipset)
PCI_E4 Gen PCIe 3.0 supports up to x1 (From Chipset)
HDMI portsSupport 4K@60 Hz as specified in HDMITM 2.1
Ethernet port1 x RJ45
USB 3.1 ports2x USB 10 Gbit/s Type-A
1 x USB 5 Gbit/s Type- A
USB 2.0 ports4 x USB 2.0
USB-C ports1 x USB4 port supports USB Type-C display output,
- Requires Processor Graphics
1 x USB 20 Gbit/s Type-C
Audio jacks8-Channel(7.1) HD Audio with Audio Boost.
Size & build
Form factorATX

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Questions about this item

Will the 60A SPS VRM and Frozr AI Cooling keep the Ryzen 9 9950X stable under sustained all-core loads?

The board uses a 60A SPS VRM design with Frozr AI Cooling that monitors CPU and GPU temperatures to adjust fan duty automatically, supporting the 16-core 32-thread processor at its 5.7 GHz max boost.

How loud and hot does the system run when the 5.8 Gbps Wi-Fi 7 and 5G LAN are active all day?

Wi-Fi 7 uses a 320 MHz channel for up to 5.8 Gbps throughput while the Realtek 8126 5G LAN handles wired traffic; both are managed by the board's fan-control logic without adding audible noise.

Which DDR5 memory kits and CPU cooler mounting hardware must I already own for this AM5 combo to work?

The board accepts four 288-pin DDR5 modules up to 256 GB total at 8200 MT/s OC and uses the standard AM5 cooler mounting pattern, so existing AM5 coolers and DDR5 DIMMs are compatible.

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