Intel E6300 Budget Overclocking
 

With today's vast market of processors, most people tend to aim for processors rated at a high GHz speed. A 1.86GHz processor couldn't be nearly as good as a part rated at 2.4GHz right?? Wrong. Intel's Core 2 Duo E6300 may only be 1.86 GHz, but it is one of the easiest processors to overclock, and at the end of the review, that's just what we'll do. Read our Guide showing how we used the components in this review to overclock this processor big time!

http://www.techwarelabs.com/reviews/processors/e6300

"CPUz shows the theoretical overclock, and Windows shows the actual overclock."

He's wrong about that though. Cpuz shows the real frequency and Windows thinks he's running MP7. His actual overclock is a bit lower than 3.21ghz it seems