MSI B550M MAG Mortar AMD AM4 mATX Motherboard

Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update
Supports dual channel DDR4 memory up to 128 GB (4400 MHz)
2.5G LAN with LAN Manager
Lightning Fast Game experience: PCIe 4.0, Lightning Gen 4 M.2 with M.2 Shield Frozr, AMD Turbo USB 3.2 GEN 2
AUDIO BOOST rewards your ears with studio grade sound quality for immersive gaming experiences
Premium Thermal Solution: Extended heatsink with additional choke thermal pad rated for 7W/mk and PCB with 2oz thickened copper
Pre-installed I/O Shielding for convenience and protection from electrostatic discharge