In order for you to play King's Bounty: Warriors of the North on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
OSX 10.7 (Lion) and above
Processor (CPU):
2 GHz Intel CPU
Memory (RAM):
1 GB RAM
Graphics Card:
nVidia or AMD card with 256 Mb VRAM or more
Hard Drive:
8 GB HD space
Additional:
15" or larger screen is recommended.