Asus PRIME B560M-A/CSM

An Micro-ATX board on the B560M chipset, LGA1200 socket. Memory support covers 4 DDR4 slots up to 128GB total. Expansion includes 2 M.2 slots and 2 PCIe slots. Start with socket compatibility for your CPU, then weigh chipset extras. At $101.41 it sits in the budget motherboard bracket.

PlanMyPC's builder flags compatibility problems automatically and tracks the latest motherboard deals from multiple stores. Support and warranty service run through ASUS, 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. If this motherboard is not quite the right fit, the category page lists close alternatives at similar prices for a quick side-by-side comparison.