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MSI PRO B850M-A WIFI

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Socket: AM5; Form factor: micro-ATX; Size (mm): 244x244; Chipset: AMD B850; DDR5 (slots): 4; Memory module: DIMM; RAM frequency (MHz): 8200; Max. memory (GB): 256; SATA 3: 4; M.2 connector: 2; PCIe support: 5.0; Steel PCIe connectors; TPM connector; HDMI; Sound (channels): 7.1; Wi-Fi: Wi-Fi 7 (802.11be)
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MSI PRO B850M-A WIFI
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
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
1x PCIe slots1 pcs
PCIe 16x slots2 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 8126VB
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
Official Websitemsi.com
Added to E-CatalogSeptember 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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