Don’t underestimate the importance of your PC’s power source. A good power supply serves as the cornerstone for a low-maintenance and highly reliable computer. But more often than not, boxed, ...

Power supplies are a frequently misunderstood—and overlooked—PC component. Many users choose a PC power supply based on total wattage alone, assuming that higher is always synonymous with better.

Read an introduction to this series in Part 1, and Part 2, which covers noise. This is the third and final part in a series which discusses how to properly test a power supply to ensure it will work ...