4x DDR4 3200(O.C.)/2933/2667/2400/2133 MHz memory modules, 1x DVI-D/ HDMI, 1x PCI Express x16 slot - running at x16, 1x PCI Express x16 slot - running at x4, 2x PCI Express x1, 6x SATA 6Gb/s, 4x USB 3.1, 8x USB 2.0/1.1(4 ports on the back panel, 4 ports available through the internal USB headers), Realtek? GbE LAN chip (10/100/1000 Mbit), ATX. Cod producator:B450 AORUS ELITE