If you are one of those video gaming fanatics, you probably choose the right graphics driver for your consoles, right? Since then, we've been following the latest Graphical Processing Unit (GPU) coming from AMD as we discover the efficiency and performance level of their products. And they are about to bring their new Radeon HD 7770 and 7750 GHz GPU edition with a full support from PCI Express 3.This can bring a new gaming experience, a more realistic graphics from its 1GHz reference clock as noted by Slash Gear recently. And this might be the most interesting part of this video cards and both of the two model has been built without a separate power connector to boost its entire performance.Support coming from AMD Eyefinity 2 and ZeroCore Power as well from PowerTune. For now, it is hard for us to determine the exact release date of these two upcoming GPU's of AMD but try to check some more soon as we continue to keep up with the latest news and updates related to this report.