3 Ways to See How Much Power Your PC is Using

PC Power

Did you know how much power your PC is using right now? Knowing this information was actually important, especially when you want to upgrade some component. If the power is out of limits, it may not run well or even lead to damage.

You don’t need to check manual book of PC’s component individually. There are some quick ways to check energy consumption on your computer device.

Here are 3 ways to see how much power your PC is using.

Check PC’s power usage with LocalCooling

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This is the easiest way to see how much power your PC is using under normal condition. A freeware named LocalCooling estimates the power consumed by the main computer components and giving you some options for the power saving features.

Simply download the software and run it on your computer. Click the Settings button then go to My power tab. LocalCooling will show you an estimated power of your PC.

Please keep in mind that it was a rough estimation, hence not fully accurate since each hardware power consumption varies greatly depending on your activity.

You can download the LocalCooling 2.0 via Softpedia since its official website no longer active.

Want a better estimation? Try Power Supply Calculator

3 Ways to See How Much Power Your PC is Using

Assuming you have series of activity on your computer, power usage may vary so the PSU should be able to manage when idle and peak as well.


The OuterVision’s Power Supply Calculator¬†allowing you to calculate power for each computer component separately, such as processor, memory, graphics card, storage, monitor, and even usage time or how long you use it for thirsty-resources activity.

This web-based tool offers Expert and Basic calculation mode. The Expert mode is designed to measure PC’s component in depth while the Basic mode only requiring you to input some general information of the component.

Wattmeter can give you real-time and accurate power consumption


The last and probably the best way to check power consumption in real-time is by using a wattmeter. Just attach this tool into a wall socket and then plug in your PC onto it.

And then the monochrome display will show you a real-time power consumption of your PC. This also works well on another electronic device.

For the basic function, wattmeter commonly cost just $20 per unit and can be found easily at the nearest electronics store. While the other version with more features can cost up to $50.

So, what do you think?

Which one the best options to check PC’s power usage? Tell me in the comment section below!


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