Foxconn 975X7AB-8EKRS2H Core 2 Duo/ 975X/ DDR2/ SATA2/ A&2GbE/ ATX Motherboard Specifications Mfr Part Number: 975X7AB-8EKRS2H CPU: Socket 775 support Intel LGA775 processors (Included Core 2 Duo processor); FSB 1066/800 MHz Chipset: Intel 975X Express & ICH7R Memory: 4x 240pin DDR2-800(OC)/667/533 DIMMs, Dual Channel, ECC/non-ECC, unbuffered, Upto 8GB Slots: 2x PCI Express x16 slots(Support ATI CrossFire Technology; Both run on x8)); 2x PCI Express x1 slots; 2x PCI slots IDE/SATA: 1x ATA-100 channel; 1x ATA-133 channel; 4x SATA2 ports support RAID 0, 1, 0+1, 5 and JBOD; 1x External SATA2 port Audio: Realtek ALC882 7.1 channel High Definition Audio CODEC LAN: Dual Marvell 88E8056 PCI Express Gigabit Ethernet Controller Ports: 8x USB 2.0 ports (4 rear, 4 by headers); 2x IEEE1394a ports (1 rear, 1 by header); 2x PS/2 ports; 1x Parallel port; 1x eSATA port; 2x S/PDIF (1x coax out + 1x optical out); 2x RJ45 LAN ports; Audio I/O jack Form Factor: ATX, 12 x 9.6 inch Package: Retail