OS: Win XP/ Vista
Processor: Dual core processor 2.6 GHz Intel Pentium D or AMD Athlon™ ۶۴ X2 3800
Memory: Windows XP: 1 GB RAM / Windows Vista: 2 GB RAM
Graphics: 256 MB DirectX ۱۰٫۰-compliant video card or DirectX 9.0-compliant card with Shader Model 3.0 or higher
Sound Card: DirectX 9.0 or 10.0-compliant sound card
DirectX Version: Direct X 9.0 (Windows XP) or 10.0 (Windows Vista) libraries
Hard Disk: 8 GB available hard disk space

OS: Windows XP (32-64 bits) /Windows Vista(۳۲-۶۴ bits)/Windows 7 (۳۲-۶۴ bits
Processor: Intel Core ۲ Duo 1.8 GHZ or AMD Athlon X2 64 2.4GHZ
Memory: 1.5 GB Windows XP / 2 GB Windows Vista – Windows 7
Graphics: 256 MB DirectX ۹٫۰–compliant card with Shader Model 3.0 or higher (see supported list)
DirectX: DirectX 9.0
Hard Drive: 8 GB free space
Sound: DirectX 9.0 –compliant sound card
Supported Peripherals: Keyboard, mouse, optional controller
Supported Video Cards at Time of Release: ATI RADEON X1950, HD 2000/3000/4000/5000 series NVIDIA GeForce ۷/۸/۹/۱۰۰/۲۰۰ series

OS: Windows Vista (SP2) / Windows 7 (SP1) / Windows 8
Processor: 2.66 GHz Intel Core™2 Quad Q9400 or 3.00 GHz AMD Phenom™ II X4 940
Memory: 4 GB
Graphics: 1024 MB DirectX 10—compliant with Shader Model 5.0 or higher (see supported list)
DirectX: 10
Hard Drive: 17 GB