The Guru of 3D posted a guide about overclocking the Radeon HD 4770
Being a budget card with a lot of punch, overall performance of the Radeon HD 4770 is to be found in the mid-range segment. We here at Guru3D.com would like to teach you how to get even more out of your 99 USD investment.Guide to overclocking the Radeon HD 4770
In fact we'll show you how to get another 10 to 20% additional performance out of the card, totally free. It only takes a couple of minutes, and when done right we'll get the 4770 a good chunk faster.
Now only will we learn you how to overclock, we'll also take a hand full of games and show you the performance benefit.