Minimum System Requirements:

CPU: CPU with Dual core processor (Core duo 2 or better), Intel Core2Duo @ 1.8Ghz
RAM: 1 Gigabyte of RAM (2 GB required for Windows® Vista / Windows® 7)
VGA: ATI Radeon™ HD 3600, NVIDIA GeForce 6800 GT, Intel’s Sandy Bridge (HD Graphics 2000) and Ivy Bridge (HD Graphics 3000) DirectX® 9.0c Compatible 3D accelerated 256 MB video card or equivalent (must support Shader Model 3.0 or above)
DX: DirectX® 9.0c
OS: Windows® XP SP2, Windows® Vista, Windows® 7 *

HDD: Approximately 8 GB hard drive space (Depending on the language chosen)
Sound: DirectX® 9.0c Compatible Sound Card
Resolution: 32 bit **