Gigabyte GA-G31M-ES2C (rev. 1.x)

Revolution energy saving design with Easy Energy Saver technology to FSB 1600 (O.C.)
Supports Intel Core™ 2 multi-core and upcoming 45nm processors
Solid capacitors and Ferrite core choke design in CPU VRM
Dual Channel DDR2 1066(O.C.) for remarkable system performance
Integrated Intel Graphics Media Accelerator 3100 (Intel GMA 3100)
Features high speed 10/100 LAN connection
Integrated 8 channel High Definition audio
DualBIOS solution gives a multiple security to the system