One of the most frequently touted measures of processor performance is a given chip's speed in gigahertz. Processors with higher GHz ratings can, theoretically, do more in a given unit of time than ...

Most of us have a pretty simple model of how a computer works. The CPU fetches instructions and data from memory, executes them, and writes data back to memory. That model is a good enough abstraction ...

We all think of the CPU as the "brains" of a computer, but what does that actually mean? What is going on inside with the billions of transistors that make your computer work? In this four-part series ...