CPUAMD Socket AM4, support for: 3rd Generation AMD Ryzen™ processors/ 3rd Generation AMD Ryzen™ with Radeon™ Graphics processors(Please refer "CPU Support List" for more information.)ChipsetAMD B550Memory4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memory3rd G..