The Demon's Souls remake is out on the PS5, and Bluepoint Games has changed quite a few things about FromSoftware's PS3 original.
Demon's Souls PS3 vs PS5 Remake : r/demonssouls
Demon's Souls PS5 Remake Vs. PS3 Original Comparison Is Night & Day
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Demon's Souls Remake Vs Original Graphics Comparison (PS5 Vs PS3)
PlayStation 5 vs. Xbox Series X: Which is Best, 1 Year Later?(2021)
Original Demon's Souls on PS3 or remake on PS5? : r/demonssouls
The Best Demon's Souls PS5 class for beginners, as well as all the other options
Honestly, why does it seem like the graphics for PS5 is not noticeably different from PS4 graphics? - Quora