In order for you to play Prison Tycoon 4: SuperMax on Windows with minimal graphics settings, your computer must meet the following requirements
OS *:
Windows® XP/Vista
Processor (CPU):
Pentium® III 1.4 GHz or faster
Memory (RAM):
512 MB RAM
Graphics Card:
DirectX® 9.0c compliant 64 MB Video card and drivers (GeForce2 / ATI 7000 / Intel GMA 900)
DirectX®:
9.0c
Hard Drive:
800 MB of free space
Sound:
DirectX 9 compatible sound card and drivers