OS: Windows 7 64-bit edition, Windows 8 64-bit edition
Processor: Intel Core i3-3220 @ 3.30GHz (or Intel Core 2 Quad Q9550 @ 2.83GHz) / AMD Phenom II X4 945 @ 3.00 GHz or higher
Memory: 6 GB RAM
Hard Drive: 30 GB free
Video Card: NVIDIA® GeForce® GTX 570 / AMD Radeon 7870 or higher
DirectX: Version 11
Controller: Keyboard (international and standard), Mouse (up to 4 buttons), Xbox 360 PC compatible controller or compatible gamepad
Connection: Broadband internet connection and Steam account required
推荐配置：
OS: Windows 7 64-bit edition, Windows 8 64-bit edition
Processor: Intel Core i5-4570 CPU @ 3.20GHz or AMD equivalent Memory: 8 GB RAM
Hard Drive: 30 GB free
Video Card: NVIDIA® GeForce GTX 670 2GB / AMD Radeon 7970 2GB
DirectX: Version 11.1 or greater
