Psu Calculator Page

You plug in your parts (CPU, GPU, RAM, drives, fans, liquid cooling pumps), and the calculator spits out a number: “Recommended PSU Wattage: 650W.”

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

Your PSU is the heart of your PC. If it fails, it can take your motherboard, CPU, and GPU with it. Spending an extra $40 today on a higher-wattage, high-quality unit is the cheapest insurance policy you will ever buy for your rig. You plug in your parts (CPU, GPU, RAM,

But if you stop there, you’re doing it wrong. Most calculators show you the peak load —the absolute maximum power your PC might ever pull for a split second. Never buy a PSU rated exactly at that number. If it fails, it can take your motherboard,

610W + 20% safety margin = 732W

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).