ASRock G43TWINS-FULLHD/Core 2 Extreme/Intel G43/1333/DDR3+DDR2/V/G/A/MATX Motherboard LGA 775 for Intel Core 2 Extreme / Core 2 Quad / Core 2 Duo / Pentium Dual Core / Celeron Dual Core / Celeron, supporting Penryn Quad Core Yorkfield and Dual Core Wolfdale processors Supports FSB1333/1066/800 MHz CPUs Supports Dual Channel DDR3 1066/800 (2 x DIMM slots) with max. capacity up to 8GB and Dual Channel DDR2 1066(OC)/800/667 (2 x DIMM slots) with max. capacity up to 8GB Intel Graphics Media Accelerator X4500, Pixel Shader 4.0, DirectX 10, Max. shared memory 352MB 1 x PCI Express 2.0 x16 slot (green @ x16 mode)