ASRock Z68 PRO3 GEN3 Intel Z68 ATX DDR3 1066 Intel - LGA 1155 Motherboard Processor:Socket 1155 Support 2nd Generation Intel Core i7/ i5/ i3 Processor Chipset: Intel Z68 Memory: 4x DDR3-2133(OC)/1866(OC)/1600/1333/1066 DIMMs Slots: 1x PCI-Express 3.0 x16 Slot; 3x PCI Express 2.0 x1 Slots; 2x PCI Slots SATA: 4x SATA2 Ports, 2x SATA3 Ports, Support RAID 0/ 1/ 5/ 10 Ports: 10x USB 2.0 Ports(4 rear, 6 by headers); 2x USB 3.0 Ports Power Connector: 1x 24pin main power, 1x 8pin CPU power Form Factor: ATX