2133/2400/2666/2800/2933/3000/3200/3333/3400/3466/3600/3733/3866/4133/4200/4266/4333/4400/4466/4600/4800/4866 MHz

ASUS AMD B550 SAM4 ATX Memory DDR4 Memory slots 4 1xPCI-Express 3.0 1x 1xPCI-Express 3.0 4x 1xPCI-Express 4.0 16x 2xM.2 1xHDMI 1xDisplayPort 2xAudio-In 3xAudio-Out 2xUSB 2.0 1xUSB type C 5xUSB 3.2 1xOptical S/PDIF 1xRJ45 TUFGA550-PLUSWIFIII