In order for you to play Imperator: Rome on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu 20.04
Processor (CPU):
Intel® iCore™ i3-550 or AMD® Phenom II X6 1055T
Memory (RAM):
4 GB RAM
Graphics Card:
Nvidia® GeForce™ GTX 460 or AMD® Radeon™ HD 6970
In order to play Imperator: Rome on Linux with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Ubuntu 20.04
Processor (CPU):
Intel® iCore™ i5- 3570K or AMD® Ryzen™ 3 2200G
Memory (RAM):
6 GB RAM
Graphics Card:
Nvidia® GeForce™ GTX 660 or AMD® Radeon™ R9 380