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Green micro-ATX board with silver AM4 socket and four black DDR4 slots

MSI

MSI A320M-A PRO M2 AMD A320 motherboard

SKU CH-642D-9QJ54

Micro-ATX board for AM4 CPUs with dual-channel DDR4 up to 32 GB, one PCIe 3.0 x16 slot, four SATA ports, 7.1 audio and Gigabit LAN

  • Processor7th generation A-series/Athlon processors with AM4 pin suppo
  • ChipsetAMD A320
  • CPU socketSocket AM4
  • Supported memorySupports dual-channel DDR4 1866/2133/2400 MHz memory
  • Max supported RAM32 GB
  • PCI slots1 PCIe 3.0 x16 slot 7th generation A-series/Athlon processor
  • Supports dual-channel DDR4 memory up to 2400MHz for responsive multitasking
  • 32GB maximum capacity lets you run demanding applications smoothly
  • Single PCIe 3.0 x16 slot provides dedicated graphics bandwidth
  • Realtek ALC887 codec delivers 7.1 channel high-definition audio
  • Realtek 8111H Gigabit LAN ensures stable wired network connectivity

Socket AM4 motherboard for 7th generation A-series

The MSI A320M-A PRO M2 uses the AMD A320 chipset on a Micro ATX board. It accepts Socket AM4 processors from the 7th generation A-series and Athlon lines. Dual-channel DDR4 memory runs at 1866, 2133 or 2400MHz up to a total of 32GB. One PCIe 3.0 x16 slot and two PCIe 3.0 x1 slots provide expansion room.

Check CPU generation, memory speed

Confirm the processor is a supported 7th generation A-series or Athlon part for Socket AM4. Verify that your DDR4 modules match the 1866, 2133 or 2400MHz speeds and do not exceed 32GB total. The board needs a Micro ATX compatible case and a chassis I/O back panel is supplied. Four SATA III ports and six USB 3.1 Gen1 ports handle storage and peripherals.

Sustained operation stays stable

The A320 chipset runs without active cooling during long sessions. Realtek ALC887 audio and Realtek 8111H Gigabit LAN maintain steady throughput. Six USB 2.0 ports and four SATA III connections keep data moving without throttling. The supplied CMOS battery preserves firmware settings across power cycles.

How it compares

Measured against everything we stock in Motherboards for AMD CPUs, at today’s prices. Recalculated every night.

Price $58.99
Cheaper than about 89% of the 1,906 comparable items (median $224.49).

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Specifications

Product
Brand nameMSI
Product lineMSI A320M-A PRO M2
Model nameMSI A320M-A PRO M2
Processor
Processor7th generation A-series/Athlon processors with AM4 pin support
CPU socketSocket AM4
ChipsetAMD A320
Memory
Supported memorySupports dual-channel DDR4 1866/2133/2400 MHz memory
Max supported RAM32 GB
Storage
SATA and RAID support4XSATA III interface
Audio & video
Audio chipRealtek ALC887 decoding chip
- 7.1 channel high-quality sound effects
Connectivity
Ethernet controller1 Realtek 8111H Gigabit network interface card
Ports & slots
PCI slots1 PCIe 3.0 x16 slot
7th generation A-series/Athlon processors support x8 mode
2 PCIe 3.0 x1 slots

Questions about this item

What CPUs can I install in the Socket AM4 on this board?

The motherboard supports 7th generation A-series and Athlon processors that use the AM4 pin layout.

How much system memory can I add and at what speeds?

You can install up to 32 GB of dual-channel DDR4 running at 1866, 2133 or 2400 MHz.

Which expansion cards fit the available slots?

There is one PCIe 3.0 x16 slot that operates at x8 with supported CPUs, plus two PCIe 3.0 x1 slots for add-in cards.

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