These are the "Minimum" system requirements for PC
OS: Windows Vista, XP, or 2000 CPU | CPU: Pentium 4 2.4 Ghz Single Core
processor or equivalent (2.8 Ghz for Vista) RAM: 512 MB or more (1 GB for Vista) Disc Drive: 8x or
faster DVD drive | Hard Drive: 10.5 GB or more free space | Video: DirectX 9.0c compatible * | Sound:
DirectX 9.0c compatible | Input: Keyboard or dual-analog gamepad
* Video card with 128 MB or more memory and one of the following chipsets is required: ATI x1300
or greater | NVIDIA 6600 or greater | DirectX 9.0c compatible card with Shader Model 3.0 support." "
Verify you have these requirements to play the game properly.