In order for you to play For The King on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu 17.10 (x64) or Mint 18.3 (Cinnamon) (x64) or Ubuntu 16.04 (x64)
Processor (CPU):
Intel Core2 Duo E4300 (2 * 1800) / AMD Athlon Dual Core 4450e (2 * 2300) or equivalent
Memory (RAM):
4096 MB RAM
Graphics Card:
GeForce 8800 GTX (768 MB) / Intel HD 4600 or equivalent
Storage:
3 GB available space
In order to play For The King on Linux with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Ubuntu 17.10 (x64) or Mint 18.3 (Cinnamon) (x64) or Ubuntu 16.04 (x64)
Processor (CPU):
Intel Core i5-4570T (2* 2900) / AMD FX-6100 (6 * 3300) or equivalent
Memory (RAM):
4096 MB RAM
Graphics Card:
GeForce GTX 750 Ti (2048 MB) / Radeon HD 7850 (2048 MB)
Storage:
3 GB available space