MSI

MSI PRO B850M-A WIFI PZ AM5 micro ATX motherboard DDR5

CPU socketSocket AM5
ChipsetAMD B850
Form factormicro ATX
Supported memoryDDR5-SDRAM
Memory slots4

The MSI PRO B850M-A WIFI PZ is a micro ATX motherboard built on the AMD B850 chipset for Socket AM5 processors, offering a back-connect design that routes power, fan headers and SATA connectors to the rear of the board for a noticeably cleaner build.

Description

Wi-Fi 7, PCIe 5.0 M.2 and a clutter-free interior

AMD B850 chipset with Socket AM5 — supports AMD Ryzen 9000 series processors
Four DDR5 memory slots for high-bandwidth, low-latency RAM configurations
Two M.2 (M-key) slots including PCIe 5.0 support for fast NVMe storage
Wi-Fi 7 and Bluetooth built in, with EZ Antenna for straightforward wireless setup
Back-connect design moves cables behind the board, keeping the front of the build visually clean

A practical option for professionals and content creators building a compact AMD Ryzen system who want integrated wireless, fast storage throughput and tidy cable management in a micro ATX form factor.