Mainboard|MSI|AMD B550|SAM4|MicroATX|Memory DDR4|Memory slots 4|2xPCI-Express 3.0 1x|1xPCI-Express 4.0 16x|2xM.2|1x15pin D-sub|1xHDMI|1xDisplayPort|2xAudio-In|1xAudio-Out|2xUSB 2.0|4xUSB 3.2|1xPS/2|1xRJ45|B550MPRO-VDH|B550MPRO-VDH