The Nintendo Switch successor may have been shown to the press and developers at Gamescom, based on the latest rumor.
The Xbox Two podcast co-host Jez Corden took to Twitter to share that he recently came across a bunch of rumors regarding Nintendo showing and discussing the Nintendo Switch success...
PS5 can't even consistently give 4k60 on all titles. A tablet with a way lower power draw will not be able to do this for but a bare minimum of titles.
I don't think Nintendo has really cared much about graphics since the gamecube era. They realized that people buy their consoles for the games not the graphics
I doubt they would make the console significantly more expensive by adding a GPU that most people wouldn't really care much about