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  • Keep your PC's internals and externals in tiptop shape by following the sage advice of Contributing Editor Kirk Steers.
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Hardware Tips: Do the Math to Get Your PC All the Power It Needs

Kirk Steers

Hardware Power Numbers

Determine the overall power requirements of your PC by adding the wattage needs of each individual component, and then tack on a safety buffer of at least 30 percent.

Send your tips and questions to kirk_steers@pcworld.com. We pay $50 for published items. Kirk Steers is a PC World contributing editor.

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