Depending on your PS3 setup, you have options.
: Final optimizations were implemented to reduce wait times and improve peer-to-peer connectivity. Audio & Visual Polish : God Of War Ascension 1.12 Update Pkg
to safely fetch the official update files from Sony's servers. Install in RPCS3: Open RPCS3, go to File > Install Packages/Raps/Edats , and select your downloaded Enable Performance Patches: Depending on your PS3 setup, you have options
The 1.12 update was a fix for a ghost town. Depending on your PS3 setup