LessWatts.org - Saving Power on Intel systems with Linux

Index
PowerTOP
Tickless Idle
Power Policy Manager
Applications Power Management
Processor Power Management

Introduction
EIST
Intel Dynamic Acceleration Technology
Intel Enhanced Deeper Sleep
FAQ
Downloads

Power and Performance Measurement
BLTK
Linux ACPI
ACPICA
Power QoS
Device and Bus Power Management
Display and Graphics Power Saving

Processor Power Management

Intel Enhanced Deeper Sleep

Intel Enhanced Deeper Sleep reduces the processor's power consumption during inactive periods. This feature allows dynamic cache sizing, which flushes the cached data to memory during extended idle periods. It is made visible to the OS using the ACPI C-state interface.