In order for you to play DUSK on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu 12.04
Processor (CPU):
2.4GHZ Dual Core Processor Or Higher
Memory (RAM):
2 GB RAM
Graphics Card:
GeForce 9800GT Or Equivalent
Storage:
2 GB available space
In order to play DUSK on Linux with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Ubuntu 12.04
Processor (CPU):
2.4 GHZ Quad Core Processor
Memory (RAM):
4 GB RAM
Graphics Card:
Geforce GTX 460 Or Equivalent
Network:
Broadband Internet connection
Storage:
2 GB available space