i7 4770k at 7 GHz? Look out Sandy Bridge, Haswell might be aiming to be the overclocking enthusiasts replacement.

Not just the frequency, check out that voltage! Ouch! Don't try that at home kids.

Source: http://wccftech.com/intel-core-i7-4770k-overclocked-7-ghz-z87-motherboards-including-asus-maximus-vi-extreme-spotted/

In other Haswell overclocking news, the i5 4670K hit 6.2 GHz at an amazing 1.256v!



Source: http://www.overclock.net/t/1387728/ocaholic-wccf-intel-core-i7-4770k-overclocked-to-7-ghz-several-z87-motherboards-including-asus-maximus-vi-extreme-spotted/0_50#post_19881544