- PRO B850-P WIFI offers a simple design with a harmonious silver color scheme that perfectly matches both white and black PC builds. It is engineered with many exclusive features of MSI, a true Wi-Fi 7 with EZ Antenna, 5G LAN, PCIe 5.0 M.2 with EZ M.2 Shield Frozr II, and Supplemental PCIe Power, ready for the AMD Ryzen™ 9000 series processors.
Product Features:
- Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Desktop Processors
- Supports DDR5 Memory, Dual Channel DDR5 8200+ MT/s (OC)
- Ultra Performance: 12+2+1 Duet Rail Power System, dual 8-pin CPU power connectors, Core Boost, Memory Boost, 6-layer PCB made by 2oz thickened copper and server-grade level material
- Frozr Guard: Extended Heatsink, MOSFET thermal pads rated for 7W/mK, additional choke thermal pads and EZ M.2 Shield Frozr II are built for high performance system and non-stop experience
- EZ DIY: EZ M.2 Shield Frozr II, EZ M.2 Clip II, EZ PCIe Clip II and EZ Antenna
- Lightning Fast Game experience: PCIe 5.0 slot and Lightning Gen 5 x4 M.2
- 5G LAN with Wi-Fi 7 Solution: the latest solution for professional and multimedia use, delivering secure, stable, and high-speed networking and data transmission
- Audio Boost: Reward your ears with studio grade sound quality for the most immersive gaming experience
Product Details:
CPU:
- Supports AMD Ryzen™ 9000/ 8000/ 7000 Series Desktop Processors
- Socket AM5
Memory:
- 4x DDR5 UDIMM, Maximum Memory Capacity 256GB
- Supports AMD POR Speed and JEDEC Speed
- Supports Memory Overclocking and AMD EXPOTM
- Supports Dual-Channel mode
- Supports Non-ECC, Un-buffered memory
- Supports CUDIMM, Clock Driver bypass mode only*
- * CUDIMM support and POR boot frequency may vary by CPU series
Expansion Slots:
- 4x PCI-E x16 slot
- PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU)
- PCI_E2 Gen PCIe 3.0 supports up to x1 (From Chipset)
- PCI_E3 Gen PCIe 4.0 supports up to x4 (From Chipset)
- PCI_E4 Gen PCIe 3.0 supports up to x1 (From Chipset)
Audio:
- Realtek® ALC897
- 7.1-Channel High Definition Audio
Storage:
- 3x M.2
- M.2_1 Source (From CPU) supports up to PCIe 5.0 x4 , supports 2280/2260 devices
- M.2_2 Source (From CPU) supports up to PCIe 4.0 x4 , supports 22110/2280 devices
- M.2_3 Source (From Chipset) supports up to PCIe 4.0 x2 , supports 2280/2260 devices
- 4x SATA 6G
USB:
- 4x USB 2.0 (Rear)
- 4x USB 2.0 (Front)
- 1x USB 5Gbps Type A (Rear)
- 4x USB 5Gbps Type A (Front)
- 1x USB 5Gbps Type C (Front)
- 1x USB 10Gbps Type A (Rear)
- 2x USB 10Gbps Type C (Rear)
LAN:
WIRELESS LAN & BLUETOOTH:
- Wi-Fi 7
- Supports Bluetooth® 5.4
BACK PANEL PORTS:

- Clear CMOS Button
- USB 10Gbps (Type-A)
- USB 2.0
- 5G LAN
- Wi-Fi / Bluetooth
- Audio connectors
- Flash BIOS Button
- HDMI
- USB 10Gbps (Type-C)
- USB 5Gbps (Type-A)
- USB 10Gbps (Type-C)
- S/PDIF-OUT
Form Factor:
Part Number: