Minimum: OS: Windows® XP or Vista Processor: 2.0 Ghz Intel Pentium IV or equivalent or AMD Athlon XP or equivalent Memory: 512 MB RAM Graphics: DirectX 9.0c compatible 64MB video card with Pixel Shader 1.1 support or equivalent and latest manufacturer drivers Hard Drive: 9 GB of uncompressed free hard drive space (We recommend having 1 gigabyte of free space after installation) Sound: DirectX® 9.0c compatible 16-bit sound card Required for Multiplayer: Broadband internet connection and latest drivers.* Supported Video Cards: NVIDIA: NVIDIA GeForce 3 series or better with latest manufacturer drivers (excluding the GeForce 4 MX series), ATI: ATI Radeon 9500 series or better with latest manufacturer drivers Internet connection required for play