Gigabyte B550M AORUS PRO-P

This is an Micro-ATX board on the B550M chipset, AM4 socket. Expansion covers 2 M.2 slots and 2 PCIe slots. Memory support covers 4 DDR4 slots up to 128GB total. Start with socket compatibility for your CPU, then weigh chipset extras.

Expect to pay around $119.99, which lands it among budget options. Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. Support and warranty service run through Gigabyte, with terms that vary by region. Scroll down for the complete spec table; the builder's compatibility checker will warn you about any conflicts with components you have already picked.