I just bought ASUS ROG Zephyrus G14 2023 model with 16GB RAM memory on-board. I want to upgrade to 32GB, but I cant find information on what stick to use. There is some info in the service manual that it should be DDR5 4800Mhz CL40, but no brand requ...

So I assembled myself a new PC - Asus Maximus VIII Hero, I5 Core 6600K, G.Skill RipjawsV F4-2800. And I have some newbie questions.My first question is: The CPU keeps changing frequencies between 800Mhz to 3.9GHz. I mean it doesn't change them random...