Minimum System Requirements OS: Windows Vista Processor: Intel Core 2 Duo @ 2.4 Ghz / AMD Athlon 64 X2 5400+ Memory: 2 Gb Hard Drive: 32 Gb free Video Memory: 512 Mb Video Card: nVidia GeForce 8800 / ATI Radeon HD 3870 Sound Card: DirectX Compatible DirectX: 10 Keyboard Mouse DVD Rom Drive