Silver - System Requirements

Operating System: Ubuntu 12.04 64-bit
Processor (CPU): Dual-core from Intel or AMD at 2.0 GHz
Memory (RAM): 1 GB RAM
Graphics Card: Intel 787 Express or equivalent supporting OpenGL 2.1 Core
Storage: 800 MB available space

Processor (CPU): Intel 2.0ghz Core 2 Duo or equivalent
Memory (RAM): 4 GB RAM
Graphics Card: Nvidia 260 GTS / Radeon HD 4850 or better
Storage: 1 GB available space

Operating System: Ubuntu 14.04 LTS
Processor (CPU): 1.0 GHz Processor
Memory (RAM): 512 MB RAM
Graphics Card: 100% OpenGL accelerated card or onboard graphics
Storage: 500 MB available space
Sound Card: Any ALSA supported card on onboard audio

Operating System: X11 enabled Linux distro
Processor (CPU): Pentium 4 2Ghz / AMD AthlonXP 2400
Memory (RAM): 512Mb
Graphics: GeForce FX5700 or better / ATI Radeon 9600 or better
OpenGL: 2.0 compatible video card and compatible drivers
Hard Drive: 3.8GB of free space
Sound: OpenAL compatible sound card and necessary drivers