Youtuber @Cycu1 put together a comparison video of gameplay footage for God of War's PC port with the existing PS5 enhanced version. The video highlights broad parity between the two, but with minor improvements on PC to shadowing and ambient occlusion.
https://www.notebookcheck.net/God-of-War-PC-vs-PlayStation-5-video-comparison-highlights-minor-improvements-in-the-upcoming-PC-version-compared-to-PS5-s-free-upgrade.574680.0.html