OS: Windows XP/Vista /7 Processor: Intel Pentium D 3.0 GHz or AMD Athlon 64 X2 4400+ 2.2 GHz RAM: 1 GB Hard Drive: 10 GB available space Video Card:256 MB DirectX 9.0-compliant card with Shader Model 4.0 or higher (ATI RADEON HD 2600 XT / HD 3000 / HD 4000 / HD 5000 / HD 6000 series & NVIDIA GeForce 8600 GT / 9000 / 100 /200 / 300 / 400 / 500 series) DirectX: Version 9.0c
