In order for you to play Deponia Doomsday on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu 12.04 (64 Bit only)
Processor (CPU):
2 GHz Dual Core CPU
Memory (RAM):
2 GB RAM
Graphics Card:
Geforce 9400 Series, ATI Radeon HD 4500 Series with at least 512 MB VRAM and proprietary drivers, latest OpenGL driver
Storage:
3500 MB available space
Sound Card:
Sound Card with latest drivers
In order to play Deponia Doomsday on Linux with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Ubuntu 14.04 (64 Bit only)
Processor (CPU):
2.6 GHz Dual Core CPU
Memory (RAM):
3 GB RAM
Graphics Card:
ATI Radeon HD 5600 Series, Geforce 9400 GT or better with proprietary drivers
Storage:
3500 MB available space
Sound Card:
Sound Card with latest drivers