Minimum: OS: Windows XP SP2 / Windows Vista (95/98/ME/NT4/XP_SP1 not supported) Processor: Intel 1.7 GHz P4 or AMD equivalent Memory: 512MB of System RAM Graphics: Nvidia 6200+ or ATI Radeon 9600+ with 256MB / Direct X 9.0c / Shader 2.0 support DirectX®: DirectX 9.0c Hard Drive:256MB Free Hard Drive Space Sound: Direct X 9.0c compatible sound card Supported chipsets: GeForce 6, 7, 8, series or higher (5000 or FX series NOT supported) or Radeon X2900 or higher