minimal:
reqprocessor: 2.6 GHz Intel® Core™ i5-750 or 3.2 GHz AMD Phenom™ II X4 955
reqgraphics: OpenGL 3 Compatible GPU with 1GB Video RAM
reqmemory: 4 GB RAM
reqdiskspace: 4 GB available space
reqsystem: Ubuntu Equivalent Distro
reqother: IS Defense will launch only on "64-bit" version of operating system.

recommended:
reqprocessor: AMD Octa-Core / Intel Quad-Core processor running at 3.4 GHz (AMD FX X8 8350 or Intel Core i5 3570 or newer architectures are recommended)
reqgraphics: OpenGL 3 Compatible GPU with 1GB Video RAM
reqmemory: 8 GB RAM
reqdiskspace: 4 GB available space
reqsystem: Ubuntu Equivalent Distro
reqother: IS Defense will launch only on "64-bit" version of operating system.