Don’t assume that there is a substantial price difference between the CPUs.

Cooler Master hyper 212

Not if you want your CPU to reach its potential.

My 1400kf is overclocked and has all cores unparked so it idles at around 30W :I

the peerless spirit is not sufficient at all. Do not listen to people recommending it. I tested it myself.

Yes it does, especially when you mount high quality fans on the radiator.

Yes, i cool my overclocked 14600k with a cheap, old 240mm corsair AIO. I replaced the radiator fans with high-speed Arctic 12 max fans, though.