In order for you to play ONRAID on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu
Processor (CPU):
2 GHz Dual Core CPU
Memory (RAM):
4 GB RAM
Graphics Card:
Video card with 512 mb, OpenGL 3.2 to OpenGL 4.5
Network:
Broadband Internet connection
Storage:
800 MB available space