Most casual business users don't give a lot of thought to their computer's power supply unless they use a laptop and lose its AC adapter. However, desktop computer power supplies are crucial ...

Most computer builders in the world think I'm nuts for endorsing the use of 330 watt power supplies for a high-end performance computer. Conventional "wisdom" says that anything under 500 watts is ...

Though people rarely think too much about their computer power supplies, it plays the most vital role in day-to-day operation. Power supplies are generically rated by the amount of wattage they can ...

Configuring a custom gaming PC is both fun and rigorous work. First, you get to research your components –- case, motherboard, CPU, GPU, memory, storage, peripherals, cooling, and power supply unit.

But, power consumption is more than just a number, and there are plenty of good reasons to think carefully about the ...

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) ...

So you’re building a gaming PC for the first time—or maybe you’re building a certain kind of gaming PC for the first time—and you want to be sure you get the right power supply for it. Problem is, ...

I will be doing a series of articles from my trip to the Computer History Museum in Mountain View, CA. Take a trip there and visit this amazing museum—it’s worth your time to roam through history. I ...

Cooling Best PC fans in 2025: I've put these case fans through their paces to find the coolest and quietest Processors Best CPU for gaming in 2025: These are the chips I recommend for gaming, ...

1] Does the PSU fan spin on startup? Some users reported that their Power Supply Unit fan spins on startup but stops after some time. Others reported that the PSU fan does not spin even on startup.

The following terms are reproduced with permission from PC Power & Cooling, Inc., Carlsbad, California, a manufacturer of quality power supplies. See glossaries in this encyclopedia. Airflow rated in ...