wich is faster

[boynl]

I have atm a i5 2500k overclock 4,4 , but if you look in the coming 3 years or so wich cpu is better for me the overclock i5 or a 3770k?
Wich one is faster?
I play mainly mmorpg and i have a amd 5850 videocard

 

[bartholomew]

Stick with your i5 2500k. Unless you plan on doing some heavy multicore stuff like rendering, etc..
the 3770k is not necessary.
You can get the latest intel platform after 2~3yrs.