MSI LGA2011/ Intel X79/ DDR3/ SATA3&USB3.0/ A&2GbE/ XL-ATX Motherboard BIG BANG-XPOWER II Supports 2nd Generation Intel Core i7 Processors Chipset: Intel X79 Memory: 8x DDR3-2400(OC)/2133/1866/1600/1333/1066 DIMM Slots, Quad Channel, Unbuffered, Max Capacity of 128GB Slots: 4x PCI-Express 3.0 x16 Slots (three run at x8), 3x PCI-Express 2.0 x16 Slots (run at x1) SATA: 4x SATA2 Ports, Support RAID 0, 1, 5, 10; 6x SATA3 Ports, Two Support RAID 0, 1, 5, 10 Ports: 10x USB 2.0 Ports (6 rear, 4 via headers), 6x USB 3.0 Ports (4 rear, 2 via header), 1x PS/2 Keyboard/Mouse Port, 1x Optical SPDIFOut, 1x Coaxial SPDIFOut, 2x IEEE1394 Ports (1 rear, 1 via header), 2x RJ45 LAN Ports, Audio I/O jacks Power Connector: 1x 24pin ATX Power Connector, 2x 8pin ATX 12V Power Connectors