- Detail Specifications for motherboard G31 - CPU Socket : Socket 775 - Supported CPU : Intel LGA775 Core 2 Duo/ Core Duo/ Pentium 4/ Pentium D/ Celeron D - Northbridge Chipset : Intel G31 - Southbridge Chpset : ICH7 Chipset - Front Side Bus : 800/1066/1333MHz - Dimm sockets : 2* DDR2 - Supported Memory : Support DDR2 5300/6400 memory - Max. Memory : 4 GB - Expansion Slots : 1* PCI-E 16X, 2* PCI - Serial ATA Controller : 2* SATA, 1* IDE Port - Onboard VGA : VGA and Lan Integrated Onboard - Audio : HD Sound Channel, 6 Sound Channel Output - LAN : Onboard RTL8103E/100/10M - USB : 2 USB Onboard - Special Features : Support Hyper - Threading - Other Items included : LPT Port and COM Port