How To Know Your Power Supply Wattage. Check the steps to use it. In either case you need to go to the manufacturers website and track down specs for that particular build.

Maximum Output Capacity XXX watts. How much wattage do you need for your PC build. For the power displayed using this method is arguably the most accurate.
If youre unable to.
The wattage is simple. Write down the total number of volts and the total amperage the AC adapter uses. Up to 1 cash back The best power supply for your PC build is the one that provides the right amount of wattage to all components simultaneously. Just you have to open your computer case side and look for a label or can say sticker available on it.
