Disabling the screensaver makes no difference (or no difference that's discernible.
Disabling wallpaper can make a minor difference - but if there's plenty of RAM in a system, it's not worth doing. On a system very low on RAM it might help a little.
OnePlus 5 review
50 best online Adobe XD tutorials
iPad Pro 10.5in (2017) review
Comment connecter un MacBook à une TV ?