corsair rm 550x

I wanted to know if the GIGABYTE Z390 M I see that it has 4 memory slots that are DIMM, isn t dimm laptop memory ? can I put the ram from below in this motherboard ? This is the link to the motherboard https://www.gigabyte.com/Motherboard/Z390-M-rev-10#kf Can you even activate intel xmp on...

I have a Corsair RM550x, which is a modular PSU. I was having trouble starting my PC (details below), so I tried using a different CPU cable from another PSU. I thought that if it fits, it should be ok. However, as soon as I started it with the other cable, my PSU made some sound and never...