Requirements

macOS Requirements

Minimum Requirements
OS
Mac OS X 10.11.2
Processor
Intel 2.4 GHz
RAM
4GB
Hard Disk
40GB
Graphics
1GB
Input
Keyboard & Mouse
Recommended Requirements
OS
Mac OS X 10.11.2 or higher
Processor
Intel 2.7 GHz
RAM
8GB
Hard Disk
40GB
Graphics
2GB
Input
Keyboard & Mouse

The following graphics cards are not supported: AMD Radeon HD 4xxx series, ATI Radeon HD2xxx series, ATI X1xxx series, Intel GMA series, Intel HD 515, Intel HD3000, Intel HD4000, Intel HD5000, Intel HD5300, Intel HD6000, Intel Iris 5100, Intel Iris 6100, Nvidia 1xx series, Nvidia 3xx series, Nvidia 7xxx series, Nvidia 8xxx series and Nvidia 9xxx series.

This game is not currently supported on volumes formatted as Case-sensitive.

Linux Requirements

Minimum Requirements
OS
Ubuntu 14.04.2 (64bit), Steam OS
Processor
Intel i3-3225 3.3 GHz
RAM
4GB
Hard Disk
32GB
Graphics
1GB Nvidia 650 or better (Driver version 352.55 or better), 2GB AMD R9 270 or better (Driver version Mesa 13.0.1 or better)
Input
Keyboard & Mouse
Recommended Requirements
OS
Ubuntu 14.04.2 (64bit), Steam OS
Processor
Intel i7 2.7 GHz
RAM
8GB
Hard Disk
32GB
Graphics
2GB Nvidia 960 or better (Driver version 352.55 or better)
Input
Keyboard & Mouse

Intel GPUs are not supported at this time.