In order for you to play Rising World on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu Linux 18.04 (64 bit) or higher
Processor (CPU):
2+ Cores, e.g. Intel Core i3
Memory (RAM):
8 GB RAM
Graphics Card:
4 GB VRAM, Vulkan compatible
Network:
Broadband Internet connection
Storage:
20 GB available space
In order to play Rising World on Linux with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Ubuntu Linux 18.04 (64 bit) or higher
Processor (CPU):
4+ Cores, e.g. Intel Core i7
Memory (RAM):
16 GB RAM
Graphics Card:
6+ GB VRAM, e.g. NVIDIA GeForce GTX 1080
Network:
Broadband Internet connection
Storage:
25 GB available space