Supermicro X7SB4 Motherboard - 3210 Xeon LGA775 MAX-8GB DDR2 Atx 2GBE U320 2PCIE 4PCIX Vid Ipmi CPU: Single Socket 775; FSB 1333/ 1066/ 800 MHz Chipset: Intel 3210 & ICH9R + PXH + Intel 82573V + Intel 82573L Memory: 4x 240pin DDR2-800/667 DIMMs, Dual Channel, ECC/Non-ECC Unbuffered, Upto 8GB Slots: 1x PCI-Express x8 Slot; 1x PCI-Express x4 Slot; 4x 64-bit 133/100MHz PCI-X Slots SATA: 6x SATA2 Ports, Support RAID 0, 1, 5, 10 Ports: 7x USB 2.0 Ports (2 rear, 4 by headers, 1 on-board); 2x PS/2 Ports; 2x Serial Ports (1 rear, 1 by header); 1x VGA Port; 2x RJ45 LAN Ports