Though people rarely think too much about their computer power supplies, it plays the most vital role in day-to-day operation. Power supplies are generically rated by the amount of wattage they can ...

One of a computer's most important components is its power supply. The power supply is a box inside the case that takes standard 120-volt power and converts it to many different types of power and ...

If your computer is behaving strangely or randomly crashing, it can be hard to nail down the culprit. And as much as you don't want to believe it's the problem, testing your power supply should be ...

Configuring a custom gaming PC is both fun and rigorous work. First, you get to research your components –- case, motherboard, CPU, GPU, memory, storage, peripherals, cooling, and power supply unit.

Figuring out how much power you need to keep all your components fed and happy is usually the last part of building your own PC. It can also be the most confusing. Every component takes a different ...

Power supplies are simple, right? Just figure out how much power draw all your computer parts use, get one with a few more watts, and call it a day. Wrong! In addition to creature comforts like ...

Power supplies are a frequently misunderstood—and overlooked—PC component. Many users choose a PC power supply based on total wattage alone, assuming that higher is always synonymous with better.

The best power supply (PSU) fuels your PC with the energy it needs to run your components. It's a simple part of your rig, but a crucial one that could become a real pain. The best PSUs need to keep ...