Mainboard|BIOSTAR|AMD B450|SAM4|Micro-ATX|Memory DDR4|Memory slots 4|1xPCI-Express 2.0 1x|1xPCI-Express 2.0 16x|1xPCI-Express 3.0 16x|1xM.2|1xHDMI|2xUSB 2.0|4xUSB 3.2|1xPS/2|1xRJ45|3xAudio port|B450MX-S