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Power Supply

How does a power supply exactly work?
I am planning to buy a 500 watts power supply, but at the same time i want to conserve energy.
Does a 500 watts power supplies uses 500 watts every time i run a computer?
It means that it can distribute a max of 500 watts of DC power to the computer at 1 time. The amount of AC power it's drawing depends on what you're doing at the time, and what your hardware is.
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How to install a Power Supply
How do you tell if your power supply is powerful enough?
I am wondering if there is any way to know how powerful your power supply needs to be to power your motherboard and everything on it. Also my power supply says something like 115v/200something, which one counts? Thanks for any insight.
Okay if your power supply is 115v you must have a pretty bad computer. For the motherboard, look up the motherboard and it should tell you how much power it requires, you should get a power supply with that much power plus another like 200 volts.







































Much to the relief of users worldwide, the power supply is designed for inputs ranging from 100V to 240V AC.
enjoy