As we geeks know, the typical I/O system of a desktop or laptop system usually consists of a CPU and a GPU. CPU stands for Central Processing Unit and is in charge of managing… well… pretty much everything really. And the GPU which stands for Graphics Processing Unit is usually in charge of… you guessed it… graphics.

But what is an APU? Is it better? Is it more efficient? Well this article aims to show you the difference and help you make the decision between an APU system and a conventional system.