This video compares the Versatility (PSSR2) optimization mode of Final Fantasy VII: Rebirth to the other graphics mode of the game. All these modes are running on a PlayStation 5 console.
You can find the video, with time stamps, below:
Chapters:
0:00 Quality vs. Versatility (PSSR2)
2:25 Performance (Sharp) vs. Versatility (PSSR2)
4:50 Performance (Smooth) vs. Versatility (PSSR2)
7:15 Versatility (PSSR1) vs. Versatility (PSSR2)
As you can see, PSSR2 easily provides the best image quality out of the other modes, even the Quality mode that has a higher native resolution.