Windows
OS: Windows® XP/Windows Vista® (only)  Processor: Dual core processor 2.6 GHz Intel® Pentium® D or AMD Athlon™ 64 X2 3800+ (Intel Core® 2 Duo 2.2 GHz or AMD Athlon 64 X2 4400+ or better recommended)  Memory: 1 GB Windows XP/2 GB Windows Vista  Graphics: 256 MB DirectX® 10.0–compliant video card or DirectX 9.0–compliant card with Shader Model 3.0 or higher DirectX Version: DirectX 9.0 or 10.0 libraries  Hard Drive: 9 GB  Sound Card: DirectX 9.0 or 10.0–compliant sound card (5.1 sound card recommended)  Input: Windows-compliant keyboard, mouse, optional controller