Start by unplugging from the wall all of the cables connected to your computer. If your power supply unit (PSU) includes a power switch accessible on the rear of your PC, flip it to the off ...

Power supplies are a little more complex than they seem, and with the new ATX 3.0 standard, they're getting even more so. Check out this PCWorld guide to the PSU on YouTube!

A PC power supply will offer a 24-pin plug for your main motherboard power, an 8-pin plug for your CPU, an assortment of PCI-E power plugs for your GPU (s), plugs for SATA devices, and 5v molex plugs.

In years past, all PC power supplies had a rat's nest of cables that fed into your computer. If you didn't need all those cables, you had to try and tuck them away somewhere. Anyone who's spent ...

Generally, we recommend a modular power supply because you only ever have to attach the cables you're going to need. It's easier to deal with and neater inside your PC.

Best power supply for PC gaming: 1. EVGA 1000GT - best for most 2. EVGA 600 BR - budget option 3. Gigabyte UD1000GM PG5 - best 1,000W option ...

Lian Li's new Edge power supply design includes an L-shaped section that turns PSU cables 90 degrees, making them ideal for dual chamber cases.

FSP is back with yet another power supply line, the Hydro GE series, which is available in 450W, 550W, and 650W models. Each unit is fully modular and comes with flat black ribbon cables to help ...

For a workaday PC tower that isn't pushed to the limits of its hardware, that perception is fine. Having a "good enough" PSU will suffice. But there are important differences among PC power supplies.