Quote:
Originally Posted by Hrafn
Sorry, I missed that. But if the CPU is such a small proportion of the power usage, then why are users of Android eReaders reporting substantially shorter battery lives (due to Android's heavier CPU usage)?
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Because on a general-purpose tablet the CPU doesn't go to sleep - it carries on running applications. On such a device, using a lower-power CPU could indeed noticeably increase battery life. On a device like a Kindle, though, I doubt it would.