The Beginner's Guide - System Requirements

• Ubuntu 12.04+ or SteamOS
• 1.80GHz Processor
• 2GB Memory
• DX10 Video card with 512MB of VRAM
• 2GB HDD space

Operating System: Steam OS, Ubuntu 14.04 and 15.10
Processor (CPU): Intel Core i5 3470
Memory (RAM): 4 GB RAM
Graphics Card: GeForce GTX 660 Ti 2GB
Storage: 5 GB available space

Operating System: Ubuntu 12.04
Processor (CPU): Dual core from Intel or AMD at 2.8 GHz
Memory (RAM): 2 GB RAM
Graphics Card: nVidia GeForce 8600/9600GT, ATI/AMD Radeon HD2600/3600 (Graphic Drivers: nVidia 310, AMD 12.11), OpenGL 2.1
Storage: 4 GB available space
Sound Card: OpenAL Compatible Sound Card

Operating System: Major Linux Distribution from 2010.
Processor (CPU): High-range Intel Core i3 / AMD A6 CPU or equivalent.
Memory (RAM): 2 GB RAM
Graphics Card: Mid-range NVIDIA GeForce 200 / AMD Radeon HD 5000. Integrated Intel HD Graphics should work but is not supported; problems are generally solved with a driver update.
Storage: 5 GB available space

Operating System: 64-bit OS
Processor (CPU): Intel Core i3 2.00 GHz or AMD equivalent
Memory (RAM): 6 GB RAM
Graphics Card: NVIDIA GeForce 450 or higher with 1GB Memory
Storage: 4 GB available space