minimal: reqprocessor: Intel Core 2 Duo E6600 @ 2.4 Ghz or AMD Athlon 64 X2 5000+ @2.6 Ghz reqgraphics: nVidia Geforce GTX 250 / ATi Radeon HD 4870 with 512MB or integrated Intel HD 4000 with 3GB system ram. reqmemory: 3 GB RAM reqdiskspace: 10 GB available space reqsystem: SteamOS, Ubuntu 14.10 with proprietary drivers
recommended: reqprocessor: Intel Core 2 Quad Q6600 @ 2.4 Ghz or AMD Phenom X4 9900 @ 2.6 Ghz reqgraphics: nVidia Geforce 460 1GB or AMD Radeon HD 6850 1GB reqmemory: 4 GB RAM reqother: A 1920x1080 screen resolution.