os : xp sp2/vista SP1/Windows 7 cpu : For XP 2.0GHz P4 processor or equivalent / For Windows Vista and Windows 7 2.4 GHz P4 Processor or equivalent RAM : For xp 1GB Ram / For Windows 7 1.5 GB RAM DISC DRIVE : DVD drive HARD DRIVE : At Leasl 3.5 GB of hard drive space with at leasl 1 GB of additional space for custom content and saved games VIDEO : 128 MB Video Card with Pixel Shader 2.0 support