MSI Computer Corp. Motherboard DDR3 2600 Intel - LGA 1155 Motherboards Z77 MPOWER CPU: LGA1155 Chipset: Intel Z77 Memory: 4x DDR3-3000(OC)/2800/2667/2600/2400/2200/2133(OC)/2000/1866/1600/1333/1066 DIMM Slots, Dual Channel, Max Capacity of 32GB Slots: 3x PCI-Express 3.0 x16 Slots, 4x PCI-Express 2.0 x1 Slots SATA: 2x SATA3 Ports, 4x SATA2 Ports; Support RAID 0/1/5/10 Ports: 8x USB 3.0 Ports (6 rear, 2 via header), 8x USB 2.0 Ports (2 rear, 6 via headers), 1x PS/2 Keyboad/Mouse Port, 1x HDMI Port, 1x DisplayPort, 1x Optical S/PDIF-out Port, 1x RJ45 LAN Port, Audio I/O Jacks