Can one ui 4 run on phone which has 4 gb ram

[123424]

The minimum requirement for android 12 or one ui 4 is 6 gb ram.But samsung is now putting one ui 4 in many phones which have 4 gb ram like:galaxy A13,M13,F13.So how can these phones run android 12 or one ui 4 being of 4 gb ram?

[Anonymous]

A12 can run in 4gb ram if optimised properly