MSI Pro B850-P Wifi PCIe 5.0 Ready AMD Gaming Motherboard
MSI Pro B850-P Wifi PCIe 5.0 Ready AMD Gaming Motherboard
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Compact. Magnetic. Competitive.
This 60% Hall Effect gaming keyboard delivers fast response and precise control. With magnetic switches, a 35K scan rate, and 8,000Hz polling rate, every keystroke is captured instantly for high-speed input. Rapid Trigger technology lets you adjust actuation and release points with 0.01mm accuracy, ideal for responsive gameplay. Customize RGB, key sensitivity, and joystick mode via the web-based Bibimbap software. Built on a durable 10-layer PCB, this compact keyboard combines performance and flexibility in one powerful package.
DIMENSION
- Length: 296mm (11.65in)
- Width: 106mm (4.17in)
- Height: 39mm (1.54in)
- Weight: 693g (± 1g) / 24.45oz
SPECIFICATION
- 60% ANSI Keyboard(61 KEY)
- Hall Effect Magnetic switch
- True 8K Polling Rate
- Ultra Fast 35K Scan Rate
- 10-Layer PCB
- Joystick Mode
- 7-Multi MCU System
- RT Resolution 0.01mm
- Latency 0.1ms
- Rapid Trigger
- Quick Tap
- Web based Software 'Bibimbap'
- 44 Preset RGB lighting effects
- Triple absorption structure
- Adjustable Actuation 0.1mm-4mm
- Magnetic Switch N-S Pole Hot-swappable
- Windows/Mac Compatibility
- Support for 3 Profiles
- Anti-ghosting
- Aluminum Alloy Plate and Transparent body
- PBT Double-shot keycaps
- Detachable USB-C to A Cable
- Super Flexible Paracord Cable
SWITCH
- Type: Linear
- Initial Force: 30±7gf
- Total travel: 4.1±0.2mm
- Initial Magnetic Flux: 75±15Gs
- Bottom-out Magnetic Flux: 700±80Gs
- Lifespan: 150 million keystrokes
REQUIREMENTS
- USB 2.0 port or higher
- Windows 7 or higher
- Mac OS X v10.11 or higher
Latest browser with Web HID support - Chrome - version 129 and above
- Edge - 128 version or later
- Opera - 113 version or later
PRO B850-P WIFI
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.
The PRO Series is tailored to professionals from all walks of life. The lineup features impressive performance and high quality, while aiming to provide users incredible experience. Users who care about productivity and efficiency can definitely count on the MSI PRO Series to assist you with multitasking and increasing efficiency.
PRO B850-P WIFI
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
Specifications
| Chipset | AMD B850 |
|---|---|
| CPU | Supports AMD Ryzen™ 9000/ 8000/ 7000 Series Desktop Processors Socket AM5 |
| Memory | 4x DDR5 UDIMM, Maximum Memory Capacity 256GB Memory Support DDR5 8200 - 5600 (OC) MT/s / 5600 - 4800 (JEDEC) MT/s Ryzen™ 9000 Series Processors max. overclocking frequency: • 1DPC 1R Max speed up to 8200+ MT/s • 1DPC 2R Max speed up to 6400+ MT/s • 2DPC 1R Max speed up to 6400+ MT/s • 2DPC 2R Max speed up to 4800+ MT/s 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, with manual overclocking available after boot. Certain CPUs may fail to boot, but future BIOS updates will improve compatibility. • The DIMM slots on this motherboard have double-sided latches. • Memory compatibility and supported speeds can vary depending on the CPU and memory configuration. For detailed information, please refer to the Memory Compatibility List available on the product’s Support page or visit https://www.msi.com/support/. |
| Onboard Graphics | 1x HDMI™ Support HDMITM 2.1, maximum resolution of 4K 60Hz* *Available only on processors featuring integrated graphics. Graphics specifications may vary depending on the CPU installed. |
| Slot | 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) PCI_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 processor) * PCI_E2, PCI_E3 & PCI_E4 share the bandwidth, PCI_E3 slot will run at x2 speed when installing devices in the PCI_E2 or PCI_E4 slot. |
| 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 M2_1 slot • Supports up to PCIe 5.0 x4 (For Ryzen™ 9000/ 7000 Series processors) • Supports up to PCIe 4.0 x4 (For Ryzen™ 8000 Series processors) M2_2 slot • Supports up to PCIe 4.0 x4 (For Ryzen™ 9000/ 7000 Series processors) • Supports up to PCIe 3.0 x4 (For Ryzen™ 8700/ 8600/ 8400 Series processors) • Supports up to PCIe 3.0 x2 (For Ryzen™ 8500/ 8300 Series processors) *Please refer to the manual for M.2 SSD heatsink restrictions. |
| RAID | Supports RAID 0 and RAID 1 for M.2 NVMe storage devices |
| 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 | Realtek® 8126VB 5G LAN |
| Internal IO | 1x Power Connector(ATX_PWR) 2x Power Connector(CPU_PWR) 1x Power Connector(PCIE_PWR 8pin) 1x CPU Fan 1x Combo Fan (Pump_Sys Fan) 4x System Fan 2x Front Panel (JFP) 1x Chassis Intrusion (JCI) 1x Front Audio (JAUD) 1x Com Port (JCOM) 1x Tuning Controller connector(JDASH) 3x Addressable V2 RGB LED connector (JARGB_V2) 1x RGB LED connector(JRGB) 1x TPM pin header(Support TPM 2.0) 4x USB 2.0 ports 4x USB 5Gbps Type A ports 1x USB 5Gbps Type C ports |
| WIRELESS LAN & BLUETOOTH | Wi-Fi 7 The Wireless module is pre-installed in the M.2 (Key-E) slot Supports MU-MIMO TX/RX, 2.4GHz/ 5GHz/ 6GHz* (320MHz) up to 5.8Gbps Supports 802.11 a/ b/ g/ n/ ac/ ax/ be Supports Bluetooth® 5.4**, MLO, 4KQAM * 6GHz band support may depend on every country’s regulations and Wi-Fi 7 will be ready in Windows 11 version 24H2. ** The Bluetooth version may be updated, please refer to the Wi-Fi chipset vendor’s website for details. Bluetooth 5.4 will be ready in Windows 11 version 24H2. |
| LED FEATURE | 4x EZ Debug LED |
| BACK PANEL PORTS | 
|
| OPERATING SYSTEM | Support for Windows® 11 64-bit |
PRO B850-P WIFI
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.
The PRO Series is tailored to professionals from all walks of life. The lineup features impressive performance and high quality, while aiming to provide users incredible experience. Users who care about productivity and efficiency can definitely count on the MSI PRO Series to assist you with multitasking and increasing efficiency.
PRO B850-P WIFI
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
Specifications
| Chipset | AMD B850 |
|---|---|
| CPU | Supports AMD Ryzen™ 9000/ 8000/ 7000 Series Desktop Processors Socket AM5 |
| Memory | 4x DDR5 UDIMM, Maximum Memory Capacity 256GB Memory Support DDR5 8200 - 5600 (OC) MT/s / 5600 - 4800 (JEDEC) MT/s Ryzen™ 9000 Series Processors max. overclocking frequency: • 1DPC 1R Max speed up to 8200+ MT/s • 1DPC 2R Max speed up to 6400+ MT/s • 2DPC 1R Max speed up to 6400+ MT/s • 2DPC 2R Max speed up to 4800+ MT/s 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, with manual overclocking available after boot. Certain CPUs may fail to boot, but future BIOS updates will improve compatibility. • The DIMM slots on this motherboard have double-sided latches. • Memory compatibility and supported speeds can vary depending on the CPU and memory configuration. For detailed information, please refer to the Memory Compatibility List available on the product’s Support page or visit https://www.msi.com/support/. |
| Onboard Graphics | 1x HDMI™ Support HDMITM 2.1, maximum resolution of 4K 60Hz* *Available only on processors featuring integrated graphics. Graphics specifications may vary depending on the CPU installed. |
| Slot | 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) PCI_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 processor) * PCI_E2, PCI_E3 & PCI_E4 share the bandwidth, PCI_E3 slot will run at x2 speed when installing devices in the PCI_E2 or PCI_E4 slot. |
| 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 M2_1 slot • Supports up to PCIe 5.0 x4 (For Ryzen™ 9000/ 7000 Series processors) • Supports up to PCIe 4.0 x4 (For Ryzen™ 8000 Series processors) M2_2 slot • Supports up to PCIe 4.0 x4 (For Ryzen™ 9000/ 7000 Series processors) • Supports up to PCIe 3.0 x4 (For Ryzen™ 8700/ 8600/ 8400 Series processors) • Supports up to PCIe 3.0 x2 (For Ryzen™ 8500/ 8300 Series processors) *Please refer to the manual for M.2 SSD heatsink restrictions. |
| RAID | Supports RAID 0 and RAID 1 for M.2 NVMe storage devices |
| 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 | Realtek® 8126VB 5G LAN |
| Internal IO | 1x Power Connector(ATX_PWR) 2x Power Connector(CPU_PWR) 1x Power Connector(PCIE_PWR 8pin) 1x CPU Fan 1x Combo Fan (Pump_Sys Fan) 4x System Fan 2x Front Panel (JFP) 1x Chassis Intrusion (JCI) 1x Front Audio (JAUD) 1x Com Port (JCOM) 1x Tuning Controller connector(JDASH) 3x Addressable V2 RGB LED connector (JARGB_V2) 1x RGB LED connector(JRGB) 1x TPM pin header(Support TPM 2.0) 4x USB 2.0 ports 4x USB 5Gbps Type A ports 1x USB 5Gbps Type C ports |
| WIRELESS LAN & BLUETOOTH | Wi-Fi 7 The Wireless module is pre-installed in the M.2 (Key-E) slot Supports MU-MIMO TX/RX, 2.4GHz/ 5GHz/ 6GHz* (320MHz) up to 5.8Gbps Supports 802.11 a/ b/ g/ n/ ac/ ax/ be Supports Bluetooth® 5.4**, MLO, 4KQAM * 6GHz band support may depend on every country’s regulations and Wi-Fi 7 will be ready in Windows 11 version 24H2. ** The Bluetooth version may be updated, please refer to the Wi-Fi chipset vendor’s website for details. Bluetooth 5.4 will be ready in Windows 11 version 24H2. |
| LED FEATURE | 4x EZ Debug LED |
| BACK PANEL PORTS |
|
| OPERATING SYSTEM | Support for Windows® 11 64-bit |
