In order for you to play Painkiller Hell & Damnation on Linux with minimal graphics settings, your computer must meet the following requirements
Processor (CPU):
Intel Core 2 Duo @ 2Ghz / AMD Athlon 64 X2 equivalent
Memory (RAM):
2 GB RAM
Graphics Card:
NVIDIA GeForce 8600 / ATI Radeon HD 2600XT (256 MB)
Hard Drive:
5 GB HD space
Additional:
These specs are still being determined.
In order to play Painkiller Hell & Damnation on Linux with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Ubuntu 12.04/13.04, Linux Mint 14 & 15 (64-bit)
Processor (CPU):
2.4 GHz Quad Core processor
Memory (RAM):
3 GB RAM
Graphics Card:
NVIDIA GeForce 9800 GTX/ATI Radeon HD 4850 (512+ MB)
Hard Drive:
5 GB HD space
Additional:
These specs are still being determined.