Buying a power supply can seem like a minefield of jargon and specs. What wattage do you need? What efficiency rating is best ...

Power supplies, also known as PSUs (power supply units), are one of the most important components of a PC build. It supplies power to all of the components, and it's also tasked with handling things ...

Sure, it's what turns your PC on and keeps it running through all those spreadsheet marathons and fantasy fragfests. But beyond startup and shutdown time, your desktop's power supply unit (PSU) ...

What is the best power supply for a gaming PC? A quality power supply can make an enormous difference to the ease of use of your machine. The Power Supply Unit (PSU) converts electricity from the ...

How switch-mode power supplies changed the power-supply design space. The isolation factor in power supplies: galvanic isolation vs. non-isolated. Most common non-isolated topologies. This series ...

Picking out a PC power supply is a lot more challenging than it might seem at a glance. While there are always plenty of reviews of the best processors and top graphics cards, Power supply units (PSUs ...

Listen to advice from some corners of the internet, and it can sound like not buying the most efficient power supply possible will cause your PC to blow up. That’s simply not true, and you can spend ...

Do you need to upgrade your power supply for Nvidia’s GeForce RTX 3080 graphics card? That’s a concern many people have, but it’s actually two concerns clumped into one. First, people fear they’ll ...

The power supply data analyzed for this article is based, in part, on studies conducted by Excelsys in many applications all over the world and also on the North American power supply ...