Overclocking is the process of forcing your computer to run faster than it's intended to go. You can overclock both your CPU and graphics card, which can help you run advanced programs on an older PC.

When I was growing up, the PC gaming industry was regularly making such huge leaps forward that speed was everything. Whole new genres were born out of improvements in processor power, RAM, and ...

Undervolting is underrated — here's how it can improve performance while cutting down power and temperatures.