System: Windows
OS:Windows Vista SP2 or Windows 7 SP1 
Processor:Intel Dual-Core 2.4 GHz or AMD Dual-Core Athlon 2.5 GHz 
Memory:2 GB RAM 
Graphics:NVIDIA GeForce 8800GT or AMD Radeon HD 3830 or Intel HD Graphics 4000 with 512 MB VRAM 
DirectX®:10 
Hard Drive:10 GB HD space 
Sound:DirectX®-compatible

Activation: Go to: http://store.steampowered.com/ and download STEAM client Click "Install Steam" (from the upper right corner) Install and start application, login with your Account name and Password (create one if you don't have). Please follow these instructions to activate a new retail purchase on Steam: Launch Steam and log into your Steam account. Click the Games Menu. Choose Activate a Product on Steam... Follow the onscreen instructions to complete the process. After successful code verification go to the "MY GAMES" tab and start downloading.

Supported Languages:
German
English
French
Spanish
Italian