Minimum requirements
CPU: Pentium 4 3.2 Ghz, Pentium D 2.66 Ghz, AMD Athlon 64 3500+ or better
RAM: 1 GB
Video card: NVidia 6800 or ATI X1650 or better, Shader Model 3 required, 256 Mb of graphic memory
Media reader: DVD-ROM
Hard drive space: ~12 Gig or HD space.