The Trinity line of APU's from AMD have shown us that it is possible to have respectable CPU and GPU performance all in one chip. Along with that you get low power consumption and a low price to boot. But as we have shown in our recent ECS FM2 motherboard review, these Trinity chips also have a little something for the enthusiast as well.
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips