
How to install a power supply in your PC
A strong, reliable power supply is the heart of a strong, reliable PC. Here's how to replace or install a new power supply in your computer.

How to install a graphics card
Installing a new graphics card can give your PC a major performance boost. Here's how to do it.

Updating your BIOS can cut boot times, fix compatibility issues, and improve overall performance--or brick your system if you do it wrong. But with recent attacks on UEFI, an out-of-date BIOS can leave your PC vulnerable.

How to use Miracast to mirror your device's screen wirelessly on your TV—even 4K
Everything you need to know to figure out device support between newer and older devices, and setting it up with Windows or Android devices.

How to use Ryzen Master, AMD's powerful new CPU overclocking tool
AMD's Ryzen Master is a powerful, yet easy to use tool for overclocking Ryzen processors.

We tear apart a hard drive and SSD to show you how they work
What's inside your PC's storage? We took a screwdriver to a dead hard drive and SSD to reveal the inner workings of these vital components.

Every AMD Radeon RX 470 you can buy: A cheat sheet
AMD's Radeon RX 470 launched today with a full array of customized partner cards. Here's a guide to every graphics card you can buy today.

How to use AMD's WattMan, the powerful new overclocking tool for Radeon graphics cards
Forget about third-party overclocking tools. The new WattMan panel in AMD's Radeon Crimson software gives Radeon RX 480 owners everything they need to crank their graphics cards to 11.