A PSU (Power Supply Unit) may not be an exciting PC component, but it's among the most — if not the most — crucial parts as ...

The PC power supply has been a standard of the junk box for the last couple of decades, and will probably continue to be for the foreseeable future. A product that is often built to a very high ...

The EVGA Supernova 1000G is a fantastic PSU that, while not the most powerful on the market, should serve the majority of PC gamers perfectly. Its 80 Plus Gold certification means that it’s 87% ...

Time period that a power supply's output will remain within specified limits, following power disturbances or a loss of input power. Adequate hold-up time keeps the computer running until a ...

A well-known property of switching mode power supplies (SMPS) like those used in any modern computer is that they’re more efficient at higher AC input voltages. Power supply efficiency at ...

A computer power supply converts AC into multiple DC voltages. For example, 12 volts is commonly used for drives, while 3.3v and 5v are used by the chips and other motherboard components.