This Seeking Tech article compares PS5 and PS5 Pro versions of Resident Evil Village. Both versions are running with Ray Tracing enabled.
You can find the video comparison below:
The PlayStation 5 Pro adds support PlayStation Spectral Super Resolution. As a result, you will get a slightly clearer image quality with smoother frame rates.
The Pro version also has an exclusive High Frame Rate mode if you have a 120 Hz screen and want to play above 60 fps.