In order to play Void Prison on Windows with maximum graphics settings, you need a computer with a configuration no worse than the following
OS *:
Windows 8 / 7 / Vista / XP
Processor (CPU):
2.4 GHz Quad Core 2.0 (or higher)
Memory (RAM):
8 GB RAM
Graphics Card:
Intel HD Graphics 4000 and higher, ATI Radeon HD-Series 4650 and higher, Nvidia GeForce 2xx-Series and up
Storage:
50 MB available space
Sound Card:
Yes