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Computer Use Drives Electricity Demand - BC Hydro
In an office building, turning off all computers and monitors in the evenings and weekends can save $15 a year for each computer and monitor system. Multiply that by a typical building with 1,000 employees and savings add up to $15,000 a year. If a computer must be left on after-hours, turning off the monitor will not affect the program that is running, but will save 75 per cent of the total energy required to run the computer. These savings can be compounded. Shutting down computers when not needed reduces heat generation, which in turn cuts back the need for air conditioning.
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