Recommended:

OS: Windows Vista, Windows 7, Windows 8
DX version: DX11
CPU: Quad core CPU: AMD Phenom II X4 955 or Intel Core i5-750
Memory: 8GB RAM
GPU: AMD Radeon HD R7/ NVidia GTX 650

Minimum:

OS: Windows Vista, Windows 7, Windows 8
DX version: DX11
CPU: 2.0 GHz high end Dual Core CPU
Memory: 4GB RAM
GPU: AMD Radeon HD 6000 series or better / NVidia GeForce 500 series or better