Question Fans going from mid to max every 2-3 seconds during gaming question

[hell77]

hello, need some help to know if its normal since i never really notices with headsets on.

View: https://www.youtube.com/watch?v=XwtiQZIYwyM
i think is the PSU fan

probably going to turn up the volume but hope someone can reply

 

[cruck nova]

its common, the fans usually spin faster or slower based on the temperature of the cpu, this usually happenes if there is a fluctuation in temperatures, to control it use a after market cpu cooler and repaste the cpu