Foxconn G31M-S BIOS 845F1P13 Intel® Core™2 Quad, Core™2 Duo, Pentium® Dual-Core, Celeron® Dual-Core, Celeron® processors, Socket T (LGA775) Supports Intel® 45nm Multi-Core processors 1600(oc**) 1333/1066/800/533(**)MHz (FSB) Dual channel DDR2 1066(oc**)/800/667 x 4 DIMMs, Max 4GB 1* PCIe x16, 1* PCIe x1, 2* PCI 1* ATA100, 4* SATAII, 2*1394a 7.1 channel by Realtek® ALC888, Gigabit Lan by Realtek® 8111B/8111D 8 USB 2.0 ports