Supermicro C2SBC-Q-B LGA775/ Q35/ DDR2/ A&V&2GbE/ ATX Motherboard CPU: LGA775 Support Intel Core 2 Extreme QX9000/QX6000 Series/ Core 2 Quad Q9000/Q8000/Q6000 Series/ Core 2 Duo Chipset: Intel Q35 & ICH9DO Memory: 4x 240pin DDR2-800/667 DIMMs, Dual Channel, Non-ECC, Unbuffered, Max Capacity up to 8GB Slots: 1x PCI-Express x16 Slot; 1x PCI-Express x8 Slot (Run on x4); 5x 32-bit/33MHz PCI Slots IDE/SATA: 1x ATA-100 Channel; 6x SATA2 Ports, support RAID 0/ 1/ 5/ 10 (Windows Only), support RAID 0/ 1/ 10 (Linux) Ports: 12x USB 2.0 Ports (6 rear, 4 by headers, 2 on-board); 2x PS/2 Ports; 4x Serial Ports (1 rear, 3 by headers); 1x VGA Port; 2x RJ45 LAN Ports; Audio I/O Jacks