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Jul 28 2009   4:37PM GMT

Overheard – Energy Star 5.0

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Only 25 percent of PCs could qualify for Energy Star 5.0 compliance.

Andy Patrizio,  Dell Goes Green With Energy Star 5.0 Push

The changes from Energy Star 4.0 to 5.0 are in three main areas:

– minimum power supply efficiency was raised from 80 percent to 85 percent.

– the formulation of criteria changed to get a measure of annualized kilowatt hour power usage based on typical energy consumption metrics.

– the AC power conversion rises to 87 percent efficiency.

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