the 4690k is the currently most powerful i5. He has 4 cores and 4 threats. And since the current games not only really use a Threat per core, he is as good as an i7 abre cheaper. In addition, the 4690k is very well suited for overclocking, since heat is conducted better than previous to the outer shell of the processor. The processor runs natively on both 4.5GHz base clock.