CPU power management based on utilization with lowest performance mode at the mid-utilization range
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United States of America Patent
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Sep 29, 2009
Grant Date -
Jan 18, 2007
app pub date -
Jun 28, 2006
filing date -
Dec 30, 2000
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Abstract
A demand-based method and system of a processor power management is described. A processor is caused to enter a particular performance mode based on a first and a second utilization threshold. The particular performance mode includes at least a first performance mode, a second performance mode, and a third performance mode. The processor is caused to operate with a clock frequency in the third performance mode that is lower than the clock frequency of the processor in the first and second performance modes.
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