description : intel box dg31pr pearl creek uatx 2 dimms dual-channel ddr2 800 / 600 sdram serial ata: 4 sata 5.1 high definition audio windows* vista* premium whql certified product : intel dg31pr desktop board series : classic series pkg type : retail box form factor : microatx proc supp : intel core 2 quad (95w tdp) & intel core 2 duo chipset : intel g31 express chipset with ich7 ht technology : yes fsb supp : 1333 mhz / 1066 mhz / 800 mhz mem supp : ddr2 800 / 667 sdram 2 slots, dual-channel (4 gb max) storage : 4-port sata (3.0gb/s) & 1-port pata upto 2 devices audio : intel high definition audio 6-chl audio with jack sensing front panel mic/headphone header graphics : intel graphics media accelerator 950 on-board lan : intg 10/100/1000 ntwk connection ports : 8 hi-speed usb 2.0, 4 ext / 4 via 2 intl headers exp slots : 1 pci express x1, 2 pci intel adv bios: intel platform innovation framework for the extensible firmware interface (efi) intel rapid bios boot intel quiet system technology intel express bios update digital signature technology fault tolerant flashing