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PSU Sizing

Calculate PSU Sizing instantly with the exact formula and a worked example.

PSU Sizing

TDP totalW
PSU, W
650W
Calculate PSU Sizing instantly with the exact formula and a worked example.

More about: PSU Sizing

What it calculates

The “PSU Sizing” calculator computes PSU, W in W from 1 parameter: tdp total (W).

A handy everyday calculator for daily tasks.

Example calculation

With parameters TDP total = 500 W the result is 650 W.

How to use

  1. Enter tdp total — each field above is adjustable with a slider.
  2. PSU, W (W) is calculated automatically as you type.
  3. Check the worked example below to see the formula applied to real numbers.
  4. Copy the result or bookmark this calculator.

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FAQ

How is PSU Sizing calculated?
The PSU Sizing calculator computes PSU, W (in W) from tdp total. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the PSU Sizing calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.

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