Operating System: Microsoft® Windows XP SP2 or Windows Vista 32bit Processor: Pentium® 4 2.4 GHz or similar Athlon® 64™ Memory: XP 1 GB RAM Hard Disk Space: 6.5 GB Available Video Card: DirectX 9.0 compatible, with shaders 3.0 support (nVidia GeForce 6600 or ATI X1300 or higher) Sound Card: DirectX 9.0c compatible sound card DirectX® Version: 9.0c Controller support: XInput-controllers (Microsoft Xbox 360 Controller or Logitech Chillstream)