3D Mark 2001 requires a minimum system configuration of 128 MB Ram and 500 Mhz. Cpu. Besides you must have a new 3D accelerator chip and a graphics card with 32 Mb. video memory with a production date later than 1999. The recommended system configuration is 1 Ghz. Cpu and a 3D accelerator with full support to DirectX 8.0. 3D Mark 2001 utterly needs DirectX 8.0 since all the tests are based on the new abilities of DirectX 8.0. 3D Mark 2001 has a code optimized for Intel and AMD CPUs and allows you to test the latest DirectX 8.0 supported technologies like Vertex Shader, Pixel Shader and Point Sprite, FSAA (Full-Scene Anti-aliasing), DXTC (texture compression)