GPU is first because games don't care much about CPU these days, unless you're wanting to push 240+hz
CPU, RAM, and MOBO all need to upgrade together IF you need a CPU upgrade after a long time
PSU replaced only if it's not good enough anymore
Crono99 posted...
but if you get a new motherboard it's like you have a new computer so you're gonna need to pay for windows again
This is incorrect if you have a microsoft account with your windows license tied to it