OS: Microsoft Windows 2000/XP/Vista/7 Processor: Pentium 4 2.0 GHz or Athlon XP 2000+ Memory: 512 MB of available system memory Hard Drive: 550 MB of available hard drive space Graphics: 128 MB OpenGL compatible Video Card (FX 5200 or Radeon 8500 or better) Sound: DirectX Compatible Soundcard