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.