The world's fastest consumer CPU probably isn't worth the upgrade
 

If you're able to splurge on Intel's high-end Xeon CPUs, then congratulations, Mr. McDuck! For the rest of us, the next best option is Intel's fastest consumer processor, the Core i7-5960X. And that's nothing to sniff at either: The 3Ghz, eight-cor...

http://www.engadget.com/2015/11/20/intel-core-i7-5960x/