The EVGA X79 SLI Sandy Bridge-E Motherboard, ATX SPECS: Intel Core i7 Socket 2011, Intel X79 Chipset, LGA2011, 4 DIMM Quad-Channel DDR3 2133Mhz+, PCI Express 3.0 Ready, 3 PCI Express Graphic Expansion Slots, 2 PCI Express x1 slots, 10 USB 2.0 Ports, 4 USB 3.0 Ports, 2 SATA11/6G Ports, 4 SATA II/3G Ports, ATX Form Factor