OS: Windows XP/Vista/7 Processor: Intel Pentium IV 2.4 GHz or AMD 3500+ RAM: 2 GB Hard Drive: 2 GB available space Video Card: NVIDIA GeForce 8800 or ATI Radeon X1900 video card, 512Mb graphics memory required with a resolution of at least 1024 x 768 or greater DirectX: Version 9.0