OS: Windows XP Processor: 2GHz Dual Core Processor (Intel® Core 2 Duo or AMD Athlon™ X2) or higher RAM: 2 GB Hard Drive: 10 GB available space Video Card: 320MB Video RAM GPU w/ Shader Model 3.0 support. NVIDIA® GeForce® 8800 series or better. ATI Radeon™ HD3800 series or better DirectX: Version 9.0c