EVGA X79 FTW (LGA2011) SandyBridgeE/ATX/3-Way SLI+PhysX or CrossFireX Intel DDR3 2133MHz Ready Motherboard (151-SE-E777-K2) Supports Intel Core i7 Processor Family for LGA-2011 socket Intel X79 Chipset Enthusiast Layout Supporting 2-Way SLI, 3-Way SLI PhysX or CrossfireX 4 DIMM Quad-Channel DDR3 2133MHz+ (up to 32 GB) 5 PCI Express 3.0 Graphics expansion Slots 10 USB 2.0 Ports (two rear panel, eight onboard) 10 USB 3.0 Ports (eight rear panel, two onboard) and Supports Bluetooth EATX Form factor