How to Test a CPU With Ubuntu. The overall performance of a computer system depends on the performance of several of its subsystems, especially the central processing unit itself.

Knowing the CPU speed can help you understand performance and decide if an upgrade is needed This article explains how to check the base clock speed and computer speed boost clocks on Windows and ...

Running a CPU stress test tool is a great way to break in a new processor, test an overclock, see how capable your cooling is, or just make sure your PC is running as well as it should. There are ...

How important is PC processor speed, really? Is it worth spending big bucks on a highfalutin CPU if all you're doing is watching "Gangnam Style" on YouTube?

Adjusting the power supply voltage to your CPU can make all the difference between an erratically performing speed-hack and a stable screaming demon.

If the CPU is not running at full speed, capacity or frequency, then this guide offers tips to make sure the speed can be increased for maximum performance.

Repeat this process until you reach your goal CPU speed or until your temperatures get too high. If the former, run Prime95 for a good six hours or so to really stress test your machine.

Find out with these Mac benchmarking apps. We'll show you how to test the speed of your Mac or MacBook's CPU, GPU and hard drive.