peak of zen3 is 2000mhz for fabric clock, and tuned timings is very important for ryzen. your video doesn't even say about the CAS latency of the memory kit, just the frequency, this is a very low level of content, just for your level of development.
p.s. I understand that you have no friends and you have no one to talk to, but please do not try to take out your lack of communication on me, you tired me. bye