In order for you to play Sweet Dreams Alex on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu 14.4
Processor (CPU):
Intel Core i3 2.00 GHz or AMD equivalent
Memory (RAM):
500 MB RAM
Graphics Card:
Nvidia GeForce GTX950
Storage:
2 GB available space
Sound Card:
Any
In order to play Sweet Dreams Alex on Linux with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Ubuntu 14.4
Processor (CPU):
Intel Core i5 3.00GHz or AMD equivalent
Memory (RAM):
1 GB RAM
Graphics Card:
Nvidia GeForce GTX970
Storage:
2 GB available space
Sound Card:
Any