Hello,
the best price / performance is also in this solution
overclocking Socket 1155, Chipset Z77, CPU IvyBridge i7-3770K (up to 7.0GHz!!!) or SandyBridge i7-2600K/2700K (up to 6GHz!!!)
low price, high performance, high power consumption and medium/high noise
Regards
Elia
http://www.spec.org/cpu2006/results/cpu2006.html
http://www.spec.org/cgi-bin/osgresults?conf=cpu2006&op=form
CFP2006 Rates (=floating point performance)
257 E5-2690 (default GHz)
200 i7-3960X (default GHz)
170 E5-2630 (default GHz)
137 X-5675 (default GHz)
130 i7-3770k (default GHz) (@4.9GHz very close to i7-3960X SiSoft Sandra Whetstone FPU GFLOPS , Overclocked power consumption remains really good at 189W @ 4900 MHz)
115 i7-2700k (default GHz)
...