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November 28, 2009

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Enhanced Intel SpeedStep Technology

Last modified: Thursday, April 26, 2007

Abbreviated as EIST, an Intel thermal and power management technology that allows the the processor performance and power consumption levels to be modified while a system is running. Enhanced Intel SpeedStep Technology works via application software, which changes the bus-to-core frequency ratio and the processor core voltage. The operating state is determined by things such as the system power source, the processor thermal state, and even the operating system policy. Enhanced Intel SpeedStep Technology is supported on current and future generations of Intel Pentium M Processors.

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Enhanced Intel SpeedStep Technology How To Document
First delivered in Intel mobile and server platforms, Enhanced Intel SpeedStep technology can provide average power savings depending on system usage and design.

Related Categories

Microprocessors

Mobile Computing

Related Terms

bus

CPU

Execute Disable Bit

Intel

Intel microprocessors

power cycle

power supply

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