https://www.howtogeek.com/297166/what-is-coil-whine-and-can-i-get-rid-of-it-on-my-pc/ - podla mna je to presne toto a ten zvuk ide na 99% z GPU, z grafiky.
jedine riesenie je vymienat postupne komponenty a zistit, ktory to robi. alebo si nato zvyknut a neriesit.