MPG B550 GAMING PLUS , Socket AM4, 1x PCI-E 4.0/3.0 x16 slot + 1x PCI-E 3.0 x16 slot, DisplayPort, HDMI , 4 DIMMs, Dual Channel DDR4-4866, 3x PCI-E 3.0 x1 slots , 1x M.2 Gen4 x4 + 1x M.2 Gen3 x4 slot 6x SATA 6Gb/s ports,