In order for you to play Professional Farmer: Cattle and Crops on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu 12.04 or newer (glibc 2.14 required)
Processor (CPU):
CPU: Intel Dual-Core 2 GHz or similar AMD CPU
Graphics Card:
GeForce GTX 760 / AMD Radeon 550 RX or above (with 2 GB VRAM or above)
Network:
Broadband Internet connection
Storage:
7 GB available space
In order to play Professional Farmer: Cattle and Crops on Linux with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Ubuntu 16.04
Processor (CPU):
CPU: Intel Quad-Core 3 GHz or similar AMD CPU
Graphics Card:
GeForce GTX 1070 / AMD Radeon 5600 XT (with 8 GB VRAM or above)
Network:
Broadband Internet connection
Storage:
10 GB available space