minimal:
reqprocessor: Intel i3-3225 3.3ghz
reqgraphics: NVIDIA 650 (1GB), AMD R9 270 (2GB) or better
reqmemory: 4 GB RAM
reqdiskspace: 78 GB available space
reqsystem: Ubuntu 17.04 64-bit or Steam OS 2.121
reqother: Intel GPUs are not supported at time of release. Nvidia requires 381.22 or newer drivers. AMD requires Mesa 17.1.2 (tested)
recommended:
reqprocessor: 3GHz Quad Core
reqgraphics: 2GB ATI Radeon HD 7970 / 2GB NVIDIA GeForce GTX 770
reqmemory: 8 GB RAM
reqdiskspace: 70 GB available space
reqsystem: Windows 7 x64-bit