Power Supplies

What is the meaning of a MOSFET. MOSFETs and what they do for your motherboard, PC and power supply explained.

What is a power supply’s OCP? The meaning of a PSU’s overcurrent protection function and multi-rail vs. single-rail PSUs explained.

What is a power supply’s OPP / OLP? The meaning of a PSU’s overpower / overload protection function explained.

The objective of this article is to provide detailed information about the most crucial part of a personal computer (PC) system, its power supply unit. Follow us on this journey into PSU territory and we promise that you will gain valuable knowledge.

When your PSU won't start, most enthusiasts don't go beyond a paperclip or multimeter check. Today, we'll do a comprehensive repair of Antec's old SL300.

Have you ever come up with your own idea for a killer rig? Don't forget to tell us about it on the Tom's Hardware forums. The following ten setups were configured by forum members and chosen as winners in the Q2 2014 BestConfigs Poll.