Minimum: OS: Microsoft® Windows® 2000/XP Only Processor: 1GHz Intel Pentium III or AMD Athlon processor or equivalent Memory: 192 MB RAM Graphics: 32 MB 3D card DirectX Version: Microsoft DirectX® 8.1 Hard Drive: 2.3 GB uncompressed free hard disk space Recommended: Processor: 2GHz Intel Pentium 4 or AMD Athlon XP 2000+ processor (or better) or equivalent Memory: 512MB RAM Graphics: 64MB 3D card Sound Card: DirectX 8.1 compatible sound card with hardware positional sound