GIGABYTE B550M DS3H MICRO ATX FORM FACTOR AMD SOCKET AM4 4 X DDR4 DIMM 2 X M.2 LAN HD AUDIO MOTHERBOARDGIGABYTE B550M DS3H MICRO ATX FORM FACTOR AMD SOCKET AM4 4 X DDR4 DIMM 2 X M.2 LAN HD AUDIO MOTHERBOARDGIGABYTE B550M DS3H MICRO ATX FORM FACTOR AMD SOCKET AM4 4 X DDR4 DIMM 2 X M.2 LAN HD AUDIO MOTHERBOARD