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MSI PRO B850M-A WIFI PZ

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MSI PRO B850M-A WIFI PZ
2025PROWi-FiM.2 coolingno backlight5 Gbps
Towards:home / office
Form Factor:micro-ATX
Socket:AM5
Chipset:AMD B850
BIOS:Ami
RAM slots:DDR5 4 sl
RAM form factor:DIMM
RAM clock:8200 MHz
Sound (channels):7.1
Connectors:HDMI, M.2
Additional connectors:DisplayPort
Power connector:24-pin
Processor power:8+4-pin
All specifications
Specifications PRO B850M-A WIFI PZ
Main
Featuresfor home/office
SocketAM5
Form factormicro-ATX
Power phases11 / 8+2+1 /
Printed circuit board6-layer
VRM heatsink
Size (HxW)244x244 mm
Chipset
ChipsetAMD B850
BIOSAmi
UEFI BIOS
RAM
DDR54 slot(s)
Memory moduleDIMM
Operation mode2 channel
Max. clock frequency8200 MHz
Max. memory256 GB
EXPO support
Drive interface
SATA 3 (6Gbps)4
M.2 connector2
M.22xPCIe 4x
M.2 version1x5.0, 1x4.0
M.2 SSD cooling
Integrated RAID controller
Expansion slots
PCIe 16x slots4 pcs
PCIe support5.0
Steel PCIe connectors
Internal connections
TPM connector
USB-A 2.02 pcs
USB-A 5Gbps1 pcs
USB-C 10Gbps1 psc
ARGB LED strip3
RGB LED strip1
Video outputs
HDMI output
HDMI versionv2.1
DisplayPort
DisplayPort versionv.1.4
Integrated audio
AudiochipRealtek ALC897
Sound (channels)7.1
Network interfaces
Wi-FiWi-Fi 7 (802.11be)
BluetoothBluetooth v5.4
LAN (RJ-45)5 Gbps
LAN ports1
LAN controllerRealtek 8126
External connections
USB-A 5Gbps3 pcs
USB-A 10Gbps3 pcs
USB-C 10Gbps2 pcs
BIOS FlashBack
Clear CMOS
Power connectors
Main power socket24-pin
CPU power8+4-pin / + PCIE_PWR 8pin /
Fan power connectors5
CPU Fan 4-pin1
CPU/Water Pump Fan 4-pin1
Chassis/Water Pump Fan 4-pin3
Reverse connection
Official Websitemsi.com
Added to E-CatalogDecember 2025
E-Catalog UK editor, Motherboards
Valerii Lenko, edited 29.12.2025
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
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MSI PRO B850M-A WIFI PZ AMD B850 Micro ATX Socket AM5 Motherboard

Business Elegance The MSI PRO B850M-P WIFI PZ motherboard, with its intuitive reverse-connector design and adaptable silver... morecolour scheme that blends in perfectly with clean, modern system designs, offers a sophisticated solution for PC builders and tech enthusiasts. Engineered with cutting-edge MSI technologies, this motherboard boasts advanced features including true Wi-Fi 7 with intuitive EZ Antenna, lightning-fast 5G LAN, PCIe 5.0 M.2 slot with EZ M.2 Shield Frozr II for optimal SSD cooling, and supplemental PCIe Power. Specifically designed to support the latest AMD Ryzen™ 9000 series processors, the PRO B850M-P WIFI represents a perfect fusion of aesthetic elegance, robust networking capabilities, and high-performance computing potential. MSI is ready for the latest generation. Reverse Connector Layout The PRO B850M-A WIFI PZ features a back-connect design, which relocates the motherboard power, CPU power, fan pins, SATA, and other interfaces to the back of the PCB. This allows for simpler cable management, providing a cleaner and more aesthetically pleasing appearance too. 8+2+1 DRPS POWER DESIGN Unlock and maintain peak performance with the flagship VRM design featuring 8+2+1 digital power phases. Equipped with dual power connectors and a 60A Smart Power Stage, this board is fully prepared to handle the demands of high-end processors. Optimised PCB The PCB design has been optimised to enhance bandwidth and accelerate transfer speeds, ensuring reliable circuit transmission. Unleash World-Class DDR5 Performance Experience a significant leap in DDR performance with the latest DDR5 memory. Paired with a dedicated SMT welding process and MSI Memory Boost technology, this motherboard is primed to deliver world-class memory performance. Extended Heatsink The Extended Heatsink increases the surface area for heat dissipation, allowing even high-end processors to operate at full speed. M.2 Shield Frozr A strengthened M.2 solution helps keep your M.2 slot safe while facilitating the best possible performance. 7W/mK Thermal Pad High-quality 7W/mK MOSFET thermal pads and additional choke pads ensure stable performance when at full speed. Chipset Heatsink Reduces dust coming in and noise coming out while helping spread out heat and releasing it safely. DIY 2.0 Connect and synchronise with MSI coolers and cases using strategically placed pin-header locations, including a dedicated pump-fan header. Dual M.2 Slots MSI utilises high-speed M.2 slots with PCIe Gen 5 and 4 support, enabling faster load times and efficient data transfers for SSDs. WiFi 7 The Wi-Fi 7 provides maximum speeds to a whopping 5.8 Gbps! 2.4 times faster than previous Wi-Fi 6/6E standards, Wi-Fi 7 is set to be the wireless standard of the future. 5 GbE LAN Step past the usual 1G bottleneck and let your motherboard breathe with serious bandwidth. 5-Gigabit LAN drives rapid file transfers, sharper
Box.co.uk
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£182.99
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MSI PRO B850M-A WIFI PZ DDR5 Micro ATX Ryzen AI Motherboard - Socket AM5

The MSI PRO B850M-A WIFI PZ is a high-performance Micro-ATX AM5 motherboard built for AMD Ryzen 9000, 8000, and 7000 Series p... morerocessors. Featuring DDR5 memory support up to 8200+ MT/s, PCIe 5.0 connectivity, WiFi 7, 5G LAN, and Project Zero back-connect design, it delivers clean cable management and next-generation gaming performance.
Awd-it.co.uk
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£187.75
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MSI PRO B850M-A WiFi PZ AM5 DDR5 PCIe 5.0 Reverse Connector microATX M

Scan.co.uk
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£189.98
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MSI MSI PRO B850M-A WIFI PZ (Socket AM5) DDR5 Micro-ATX Motherboard

Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Desktop Processors Supports DDR5 Memory, Dual Channel DDR5 8200+ MT/s (OC)... moreUltra Performance: Direct 8+2+1 Power System (60A SPS), 8+4-pin CPU power connectors, Core Boost, Memory Boost, 6-layer PCB made with 2oz thickened copper and server-grade level material Frozr Guard: Extended Heatsink, MOSFET thermal pads rated for 7W/mK, additional choke thermal pads, and M.2 Shield Frozr — built for high performance and continuous operation EZ DIY: EZ M.2 Clip II, EZ PCIe Clip II, and EZ Antenna for simplified installation and upgrades Lightning Fast Gaming Experience: PCIe 5.0 slot and Lightning Gen 5 x4 M.2 for next-gen speed 5G LAN with Wi-Fi 7 Solution: The latest high-speed networking for professional and multimedia use, providing secure and stable data transmission Audio Boost: Studio-grade sound quality for the most immersive gaming experience Motherboard Specifications ChipsetAMD B850 CPU SupportAMD Ryzen™ 9000 / 8000 / 7000 Series Desktop Processors (Socket AM5) Memory 4x DDR5 UDIMM, Max 256GB DDR5 8200 - 5600 (OC) / 5600 - 4800 (JEDEC) MT/s Ryzen™ 9000 Series Overclocking: • 1DPC 1R: up to 8200+ MT/s • 1DPC 2R: up to 6400 MT/s • 2DPC 1R: up to 6400 MT/s • 2DPC 2R: up to 6000 MT/s Supports AMD EXPO™, Dual Channel, Non-ECC, Unbuffered memory, CUDIMM (Clock Driver bypass only) *CUDIMM and boot frequency may vary by CPU series; BIOS updates may improve compatibility. Onboard Graphics 1x HDMI™ 2.1 (max 4K 60 Hz) 1x DisplayPort 1.4 (max 4K 60 Hz) *Available only on CPUs with integrated graphics. Expansion Slots 4x PCI-E x16 slots PCI_E1 – PCIe 5.0 x16 (from CPU) PCI_E2 – PCIe 3.0 x1 (from Chipset) PCI_E3 – PCIe 3.0 x1 (from Chipset) PCI_E4 – PCIe 4.0 x4 (from Chipset) PCI_E1 Slot Details: • PCIe 5.0 x16 (Ryzen 9000/7000) • PCIe 4.0 x8 (Ryzen 8700/8600/8400) • PCIe 4.0 x4 (Ryzen 8500/8300) AudioRealtek® ALC897 – 7.1-Channel HD Audio Storage 2x M.2 + 4x SATA 6G M.2_1 (CPU): PCIe 5.0 x4 (2280/2260) M.2_2 (CPU): PCIe 4.0 x4 (2280/2260) *For Ryzen 8500/8300: M.2_2 runs at PCIe 4.0 x2 *Refer to manual for M.2 heatsink restrictions. RAID Support NVMe: RAID 0/1 SATA: RAID 0/1/10 USB Ports Rear: 3x USB 5 Gbps Type-A, 3x USB 10 Gbps Type-A, 2x USB 10 Gbps Type-C Front: 4x USB 2.0, 2x USB 5 Gbps Type-A, 1x USB 10 Gbps Type-C LANRealtek® 8126 5G LAN Wireless Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) – 2.4 GHz / 5 GHz / 6 GHz (160 MHz) up to 2.9 Gbps Bluetooth® 5.4 (MLO, 4KQAM) *6 GHz band availability depends on region. Internal I/O 1x 24-pin ATX Power 2x CPU Power, 1x PCIe 8-pin
Overclockers.co.uk
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£189.95
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MSI AM5 PRO B850M-A WIFI PZ M-ATX AMD B850 Socket AM5 micro ATX 4711377384308

PRO B850M-A WIFI PZ offers a sleek design with a harmonious silver-white color scheme that perfectly matches white PC builds.... moreIts innovative back-connect design reduces the complexity of cable management resulting in an aesthetically pleasing appearance for the system. It is engineered with many exclusive features of MSI Wi-Fi 7 with EZ Antenna 5G LAN PCIe 5.0 M.2 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. MSI motherboards are designed with advanced hardware and technology well-supporting the demanding computing usage of gaming and AI. Moreover we also introduce AI to MSI Center and BIOS making everything more effortless than before. Back-Connect Design The PRO B850M-A WIFI PZ features a back-connect design which relocates the motherboard power CPU power fan pins SATA and other interfaces to the back of the motherboard. This allows for simpler cable management while also providing a cleaner and more aesthetically pleasing appearance for the system. One Finger for EZ GPU Installation The new EZ PCIe Clip II located on the first slot features the rebounding force mechanism that allows for easy removal of the graphics card by pressing the tail-like lock with one finger. Due to this exquisite design users can uninstall the graphics cards effortlessly even in the cramped case spaces. The Pre-Installed I/O Shield offers a streamlined and hassle-free installation experience by eliminating the need to manually fit the I/O shield during motherboard setup. With its built-in design it ensures proper alignment and a secure fit providing both protection and convenience while enhancing the overall durability of your build. MSI EZ Antenna makes the process effortless by simply attaching fasteners to the motherboard without rotation. Onboard LEDs will indicate the source of the problem so you know exactly where to look to get up and running again. This LED lights up when it detects faulty memory in slots eliminating guesswork from troubleshooting. DIRECT 8+2+1 POWER DESIGN Unleash and sustain the maximum performance with a VRM design built with a total of 8+2+1 digital power phases. With 8+4-pin power connectors PRO B850M-A WIFI PZ is ready for the challenge of heavy-loading tasks. OPTIMIZED PCB SOLUTION The PCB design has been optimized for higher bandwidth and faster transfer speeds which is also beneficial for reliable circuit transmission. DDR5 MEMORY SUPPORT WITH HIGH PERFORMANCE A huge step of DDR performance enhancement with the latest DDR5 memory. Combines with dedicated SMT welding process and MSI Memory Boost technology PRO B850M-A WIFI PZ is ready to
Quzo.co.uk
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£191.20
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