Psu Calculator May 2026

Don't buy 750W? Actually, yes—buy 750W or 850W.

You’ve picked out the perfect CPU. You’ve secured a graphics card that can handle anything at 1440p. The RGB RAM is ready to glow. But there’s one component that most new builders leave as an afterthought: the Power Supply Unit (PSU). psu calculator

610W + 20% safety margin = 732W

Here’s the cold, hard truth: