Axiliox :
whats better in i5-4690 then the i7-4790?
anyhow thanks for the respond !
It's not better, but games don't use the i7 well enough to justify buying it. The difference in games between the two is usually 2-5 FPS, not worth $100 price difference.
You can see some real game performance benchmarks here: http://www.anandtech.com/show/7963/the-intel-haswell-refresh-review-core-i7-4790-i5-4690-and-i3-4360-tested/9