POSTAL: Brain Damaged System Requirements
Minimum system requirements:
Intel i5 4th gen or equivalent
4 GB RAM
Windows Vista, 7, 8 and 10
4 GB available space
There are only official system requirements on the site which are released by developers or an official publisher.
Can you run it?
Compare the system requirements with a configuration you can add below.
They changed the requirements for the game on the steam page.