Thanks for reporting this issue, Illustrator team really appreciate this.
We are able to reproduce this issue and it is currently under review.
695 votes444 comments · Illustrator (Desktop) Bugs » Rendering Issues (GPU, CPU) · Flag idea as inappropriate… · Admin →
An error occurred while saving the commentjay robinson commented
Yep, same, v23 also. Never had this issue before in 20 years! But even on basic files it's happening daily.