minimal:
reqprocessor: Intel Core i3, AMD A10
reqgraphics: NVIDIA GeForce 260
reqmemory: 4 GB RAM
reqdiskspace: 8 GB available space
reqsystem: SteamOS, Ubuntu 14.04
reqother: Don't meet the above requirements? That doesn't mean your configuration wont run Civilization: Beyond Earth Rising Tide. Visit the Beyond Earth community page to share your experience with other Linux players and learn about how to send bugs to Aspyr. Your feedback will help us improve Civilization: Beyond Earth Linux and future AAA Linux releases!

recommended:
reqprocessor: 1.8 GHz Quad Core CPU
reqgraphics: AMD HD5000 / nVidia GT400
reqmemory: 4 GB RAM
reqdiskspace: 13 GB
reqsystem: Windows Vista (SP1) / 7 / 8 / 8.1