From what i've read that proc is similar to the 3770K in every day performance. 4 threads vs 8 but 95% of apps aren't designed to use 8 threads anyways.
Are you CPU/GPU overclocked or just leaving it stock?
Edit: Nevermind noted that you wrote the 4.2ghz when 3.7 is stock
Edited by SilasDG - 12/16/12 at 10:54pm