3.4Ghz vs Overclocked 4.2Ghz

[Guest]

Gonna overclock my amd phenom ii x4 965 black edition, if i got it to 4,2Ghz would it make a noticeable difference from 3.4Ghz stock speed?

 

[nna2]

if your doing video editing or other "professional" apps, some difference, with gaming/everyday, probaly not