According to the RPCS3 Wiki , while not always considered perfectly "playable" on lower-end hardware due to high requirements, it can be played with decent performance on modern CPUs, especially when utilizing specific game patches.
Before beginning, ensure your PC can handle the demanding requirements of Ascension , which is known to be the most resource-heavy God of War game and is not yet officially "playable" according to the RPCS3 compatibility list.
Searching for highly compressed PC installers for console exclusives carries significant risks.