Power
Software Guide
2–17
Different states may be used, depending on whether the notebook
is running on external or battery power. Once a power scheme
has been set, no other intervention is required to control the
performance of your notebook processor.
Power Scheme
Processor
Performance while
on External Power
Processor
Performance while
on Battery Power
Home/Office Desk
Always runs at the
highest performance
state.
Performance state is
determined based on
CPU demand.
Portable/Laptop
Performance state is
determined based on
CPU demand.
Performance state is
determined based on
CPU demand.
Presentation
Performance state is
determined based on
CPU demand.
Starts at lowest
performance state,
then uses linear
performance reduction
(stop-clock throttling)
as the battery
discharges.
Always On
Always runs at the
highest performance
state.
Always runs at the
highest performance
state.
Minimal Power
Management
Performance state is
determined based on
CPU demand.
Performance state is
determined based on
CPU demand.
Max Battery
Performance state is
determined based on
CPU demand.
Starts at lowest
performance state,
then uses linear
performance reduction
(stop-clock throttling)
as the battery
discharges.
333634-001.book Page 17 Friday, July 18, 2003 8:47 AM
