Some Power Supply Units are programmed to spin the fan when the computer draws power over a specific amount, say 15% (this can differ for the computers or PSUs of different brands).

Building a computer is expensive, so trying to save a few bucks is understandable, but a power supply isn't the place to do so. Beyond the benefits of modular cables, a poorly built PSU can put ...

The PSU or Power Supply Unit is what brings every component of a computer to life. As the name suggests, it relays power from the wall to the different components of a computer, depending on how ...

PSU stands for Power Supply Unit, and it is the part of a PC responsible for converting the alternating current (AC) power from an electrical outlet into direct current (DC) power that computer ...

Many modern power supply units, or PSUs, seem to include everything along with the kitchen sink, but we can help simplify and focus on the truly important bits. Wattage: The first thing to ...

As a result, you may receive a warning for a power supply unit that is too weak, even though you are using a 30-watt power supply unit. As you can see: The Raspberry Pi 5 is quite sensitive when ...

A power supply needs to run at 80% at an absolute minimum, hence the naming convention. They are tested under 10% (Platinum only), 20%, 50%, and 100% loads with their efficiency ratings ascribed ...

But what does such a certification entail? Well, 80 Plus (trademarked 80 PLUS) is a voluntary certification program intended to promote efficient energy use in computer power supply units (PSUs).

Today we’re putting the new Seasonic Vertex GX-1000W power supply on our test bench. The company is mainly known for its PSUs (like the Prime series, which we checked, for example, the TX-1300 ...

Hardware Power Supplies No PC gamer actually needs this 3000 W power supply unit but like Gollum and the one ring, I wants it News By Nick Evanson published July 3, 2025 ...

We’ve all seen those cheap bench power supply units (PSUs) for sale online, promising specifications that would cost at least a hundred dollars or more if it were a name brand model. Just how… ...