O'Reilly logo

Windows® 7 Resource Kit by Tony Northrup Mitch Tulloch and Jerry Honeycutt

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Understanding Power Management

The goal of power management in Windows is to maximize energy efficiency. This is accomplished by minimizing the amount of power used while automatically providing required performance on demand. Power management is an increasingly important issue for businesses as a result of rising energy costs and energy consumption by today's desktop and mobile computers. In the United States, the Environmental Protection Agency has estimated that PCs at home and in the workplace use about 2 percent of all electrical energy consumed. Leaving a PC on at home can add up to 8 percent to the total household power usage for the average home.

By contrast, putting a PC into Sleep mode for 14 hours a day can save between 600 and 760 kWh ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required