Processor / System Bus: Intel® Socket 2011 for 2nd Generation Core™ i7 Processors <br /> Core Logic: Intel® X79<br /> Memory: 8 x DIMM, Max. 64GB, DDR3 2400(O.C.)/2133(O.C.)/1866/1600/1333/1066 MHz ECC, Non-ECC, Un-buffered Memory<br /> Expansion Slots: 4 x PCIe 3.0/2.0 x16 (dual x16, triple x16/8/8, quad x8, black+blue), 2 x PCIe 3.0/2.0 x16 (x4 mode, white) <br /> Form Factor: CEB Form Factor, 12 inch x 10.5 inch ( 30.48 cm x 26.67 cm ) <br /> Storage: 4 x SATA3 6Gb/s ports, 2 x SATA2 3Gb/s ports (RAID Support)<br /> RAID: Intel® Rapid Storage Technology(RST) (For Windows Only) (Support Software RAID 0,1,5,10 ), LSI® MegaRAID (For Linux/Windows) (Support Software RAID 0,1,10)<br /> Networking: 2 x Intel GB LAN<br /> I/O Ports: PS/2 KB / Mouse, FireWire, 2x USB3.0, 8x USB2.0<br /> Supports NVIDIA® 4-Way SLI™ Technology, Supports AMD Quad-GPU CrossFireX™ Technology