7 Mistakes Even Veteran PC Builders Still Make
4. Underestimating Power Supply Requirements

Even the most experienced builders can fall into the trap of assuming their go-to PSU wattage will always be enough. After all, if a 650W unit worked flawlessly five years ago, why wouldn’t it now? The answer lies in the rapidly increasing power demands of modern components. Today’s high-performance GPUs, especially from NVIDIA and AMD, can draw significantly more power than their predecessors—not just at peak load, but in sudden spikes that cheaper or underpowered PSUs may struggle to handle.