Minimum: OS: Windows 2000/XP (ONLY) Processor: 1 GHz Pentium III or AMD Athlon (2.5 GHz Pentium IV or AMD recommended) Memory: 512 MB (1 GB recommended) Graphics: 32 MB Direct X 9.0c compliant (64 MB recommended)* DirectX Version: DirectX 9.0c (included) Hard Drive: 3.5 GB hard drive space Sound Card:16 bit DirectX 9.0c compliant sound card (EAX recommended; PC audio solutions containing Dolby Digital Live required for Dolby Digital audio) Multiplayer: Broadband with 64 kbps upstream (128 kbps recommended) *Supported video cards at time of release: ATI Radeon 8500/9000/X series NVIDIA GeForce 4/FX/6 series (GeForce 4 MX not supported) These chipsets are the only ones that will run this game. Laptop models of these cards not supported.