Mainboard|GIGABYTE|AMD B550|SAM4|ATX|Memory DDR4|Memory slots 4|4xPCI-Express 3.0 1x|1xPCI-Express 4.0 16x|2xM.2|1xHDMI|4xUSB 2.0|1xUSB 3.2 type B|2xUSB 3.2|1xUSB-C|1xRJ45|3xAudio port|B550EAGLE1.0|B550 EAGLE 1.0