Mainboard MSI AMD B850 SAM5 ATX Memory DDR5 Memory slots 4 3xPCI-Express 16x 4xM.2 1xHDMI 1xAudio-In 1xAudio-Out 4xUSB 2.0 1xUSB 3.0 2xUSB 3.2 3xUSB-C 1xOptical S/PDIF 1xRJ45 MPGB850EDGETIWIFI