Minimum: OS: Windows XP SP3, Windows Vista® SP2, or Windows 7 Processor: Intel P4 2.24 GHz or AMD Athlon 64 Memory: 512 MB RAM Hard Disk Space: 8GB Video Card: 256 MB Video Memory with Shader 3.0 support; ATI Radeon X1300 / NVIDIA GeForce FX 5800 /Intel GMA 3-Series Sound: 100% DirectX 9.0c compatible Audio Device