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Business Model Attribute Image Commercial
Minimum RAM Required Attribute Image 4 GB
Media Type Attribute Image Download
3D Graphics Cards / Accelerators Supported Attribute Image ATI (Rage 128)
Input Devices Supported Attribute Image Keyboard, Attribute Image Mouse
Number of Offline Players Attribute Image 1 Player
Steam Achievements, Cloud, DLC available, Trading cards, Workshop
Notes OS: tested on Ubuntu 14.04
Processor: Intel Core i5 2400 or AMD Phenom II X6 1100T
Video card: ATI Radeon HD4850 or GeForce GTX 295 (does not support Intel integrated graphics cards)
Hard disk space: 1 GB

Technical information contributed by Sciere (715450) and jaXen (257868)