Minimum: OS: Windows XP (with Servicepack 2) Processor: Dual Core with 2.1 GHz Memory: 2 GB System RAM Hard Disk Space: 5.5 GB Video Card: 512 MB Radeon 3870 / GeForce 8800 GTX DirectX®: 9.1c Sound: DirectX compatible soundcard Additional: Keyboard/mouse or gamepad required Internet Connection required for online activation