Is Windows Vistas Aero Interface a Battery Hog?
Microsoft Corp. responded Monday to discussion of Windows Vista’s over-hearty battery appetite by acknowledging that the new operating system’s fancy graphics use more power. But it downplayed the impact of the UI’s power needs. Recent stories on Web news sites, in newspaper technology columns and in popular blogs moved Microsoft to react with a posting of its own. Nick White, a program manager with the Vista team and the usual author of the group’s official blog, owned up to Vista’s power needs with one breath, then dismissed it the next. document.write(”) “The Aero theme drives the GPU [graphics processing unit] harder and therefore uses more power,” said White. “But in the big picture, it’s really not that much more.” Most of the criticism about Vista’s laptop lifespan centered around the Aero interface, with claims batted back and forth that it did — or did not — have an impact on battery use. The drop in battery performance, reported some users, ranged between 15 percent and 30
