MSI 870A-G55

This is an ATX board on the AM3 socket. Memory support covers 4 DDR4 slots up to 16GB total. Expansion covers 2 M.2 slots and 2 PCIe slots. Match the socket to your CPU generation first; chipset features second.

At $158.18 it sits in the mid-range motherboard bracket. Drop it into the PlanMyPC builder to check compatibility with the rest of your parts and compare current motherboard prices across retailers. Support and warranty service run through MSI, with terms that vary by region. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.