In order for you to play TailQuest Defense on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu 14.04 64-bit and newer recommended
Processor (CPU):
Intel® Core™ i5-2500 @3.3 GHz / AMD FX-8320 @3.5 GHz
Memory (RAM):
6 GB RAM
Graphics Card:
GeForce GTX 760 / AMD Radeon R9 280X
Storage:
1 GB available space
In order to play TailQuest Defense on Linux with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Ubuntu 14.04 64-bit and newer recommended
Processor (CPU):
Intel® Core™ i5-2500 @3.3 GHz / AMD FX-8320 @3.5 GHz
Memory (RAM):
8 GB RAM
Graphics Card:
GeForce GTX 1060 / AMD Radeon RX 580
Storage:
1 GB available space