For anyone that didn't want to bother looking it up.
System requirements
Operating System: Windows 2000/XP/Vista/7
Processor: Intel Pentium 4 2,4 GHz
Memory: 1.0 GB
Video card: NVIDIA GeForce 5700 or ATI Radeon X800 with 128 Mb, DirectX 9.0 compatible
Sound card: DirectX 9.0 compatible
Hard disc: 10 GB free HD space.