Business Model Attribute Image Commercial
Minimum CPU Class Required Attribute Image Intel Pentium D
Minimum OS Class Required Attribute Image Windows Vista SP2
Minimum RAM Required Attribute Image 2 GB
Minimum DirectX Version Required DirectX 11
Media Type Attribute Image Download, Attribute Image DVD-ROM
Minimum Video Memory Required Attribute Image 256 MB
Video Modes Supported Full screen
Input Devices Supported Gamepad, Attribute Image Keyboard, Attribute Image Mouse
Multiplayer Options Attribute Image Internet
Multiplayer Game Modes Attribute Image Co-Op, Attribute Image Free-for-all / One-on-one (VS)
Steam Achievements, Cloud, DLC available, Leaderboards
Notes Processor: Dual-core CPU with SSE3 (Intel Pentium D 3GHz / AMD Athlon 64 X2 4200) or better
10 GB free hard disk space required.
Video Card: Microsoft DirectX 10.0 compatible graphics card with 256 MB of memory (NVIDIA GeForce 8800 series / ATI Radeon HD 3870) or better

Technical information contributed by Sciere (508217), jaXen (170124) and formercontrib (159487)