ASRock FATAL1TY Z68 PROFESSIONAL GEN3 Intel Z68 ATX DDR3 1066 LGA 1155 Motherboard Processor:Socket 1155 Support 2nd Generation Intel Core i7/ i5/ i3 Processor; Supports Intel Turbo Boost 2.0 Technology; Supports Intel K-Series unlocked CPU; Supports Hyper-Threading Technology Chipset: Intel Z68 Memory: 4x DDR3-2133(OC)/1866(OC)/1600/1333/1066 DIMMs, Dual Channel, Non-ECC/Un-buffered, Max Capacity upto 32GB Slots: 2x PCI-Express 3.0 x16 slots; 1x PCI-Express 2.0 x16 Slot(run at x4, Supports ATI Quad/ 3-Way/ CrossFireX; Support nVidia Quad SLI/ SLI ); 2x PCI Express 2.0 x1 Slots; 2x PCI Slots DE/SATA: 1x ATA-133 Connector; 4x SATA2 Ports, Support RAID 0/ 1/ 5/ 10; 5x SATA3 Ports(two Support RAID 0/ 1/ 5/ 10); 1x SATA3/eSATA3 Combo Port Ports: 8x USB 2.0 Ports(4 rear, 4 by headers); 6x USB 3.0 Ports (4 rear, 2 by headers); 1x eSATA3 Port; 1x PS/2 Port; 1x VGA Port; 2x HDMI Port; 2x IEEE 1394 Ports(1 rear, 1 by header); 1x Optical SPDIF Out; 2x RJ45 LAN Ports; Audio I/O Jacks Power Connector: 1x 24pin main power, 1x 8pin CPU power Form Factor: ATX