Biostar ATX DDR3 1600 LGA 1150 Motherboards HI-FI Z87X 3D LGA1150 Memory: 4x DDR3-2800(OC)/ 2600(OC)/ 2400(OC)/ 2200(OC)/ 2133(OC)/ 1866(OC)/ 1800(OC)/ 1600/ 1333/ 1066 DIMM Slots, Dual Channel, Max Capacity of 32GB Slots: 2x PCI-Express 3.0 x16 Slots (CFX, run at x8), 1x PCI-Express 2.0 x16 Slot (runs at x4), 3x PCI-Express 2.0 x1 Slots SATA: 6x SATA3 Ports Ports: 4x USB 3.0 Ports (2 rear, 2 via header), 8x USB 2.0 Ports (4 rear, 4 via headers), 1x PS/2 Keyboard Port, 1x VGA Port, 1x DVI Port, 1x HDMI Port, 1x RJ45 LAN Port, Audio I/O Jacks Form Factor: ATX