Windows
Minimum:
OS:Microsoft® Windows® XP / Vista / 7
Processor:Intel Core 2 Duo 2GHz+ or better
Memory:1 GB RAM
Graphics:256 MB video card
DirectX®:9.0c
Hard Drive:255 MB HD space
Sound:DirectX compatible
Other Requirements:Broadband Internet connection
Additional:Supports Microsoft® Xbox 360 controller or Direct Input compatible controller
Mac
Minimum:
OS:Mac OS X 10.5 - Leopard
Processor:Intel Core 2 Duo 2GHz+ or better
Memory:2 GB RAM
Graphics:256 MB video card
Hard Drive:255 MB HD space
Sound:Mac compatible sound card
Other Requirements:Broadband Internet connection
Additional:With the right drivers the game supports Microsoft® Xbox 360, Sony PS3, and Logitech controllers
Recommended:
OS:Mac OS X 10.7 - Lion
Processor:Intel Core 2 Duo 2GHz+ or better
Memory:4 GB RAM
Graphics:512 MB video card
Hard Drive:255 MB HD space
Sound:Mac compatible sound card
Other Requirements:Broadband Internet connection
Additional:With the right drivers the game supports Microsoft® Xbox 360, Sony PS3, and Logitech controllers
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.
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.
