OK.
A balanced gamer will budget 2x the cost of the processor for the graphics card.
Working backwards, a $260 GTX1660 super
Would be appropriate for a $130 processor.
A good option is the i3-10100 processor at $125.
It comes with a cooler.
Liquid cooling is no particular benefit because a air cooler will work just as well, be quieter, cheaper, require no maintenance and... will not leak.
A suitable motherboard will be $100 or so.
If budget is not an issue, look for a i5-10600K and a Z490 based motherboard.
Here is a review:
Yes, you will need a cpu cooler.
https://www.tomshardware.com/reviews/intel-core-i5-10600k-cpu-review
You need only 450w for a GTX1660 super. but 600w is not wrong.
But, I fear that the evga unit is in the tier 5/6 category on this list:
Credit to @Starelementpokeand @Energycore for helping out with this long-awaited refresh of the old PSU tier list by Aniallation (who previously went several months without logging in), leaving the old list in need of help. This is simply an update of the list that was flawed in creation by the P...
linustechtips.com
Here is a better quality seasonic 550w unit
https://www.newegg.com/seasonic-focus-550-gold-ssr-550fm-550w/p/N82E16817151203
Ram looks OK, but you are likely paying more for the fancy rgb heat spreader.