Raising graphics settings isn’t a solution, merely a workaround. Make sure that you make that point clear when you suggest it to people, as I’ve seen you do ad infinitum around the forums.
That aside, there are threading issues in SU7, which I have mentioned in a separate thread: Sim Update 7: CPU threading performance degredation/Limited by MainThread w/o photogrammetry, and especially w/photogrammetry - #10 by KrisCheetah