User`s guide
Copyright © 2008 congatec AG B915m10 73/92
CPU Conguration Submenu9.4.4
Feature Options Description
Processor Info Block No option Displays the processor manufacturer, brand, frequency, and cache sizes.
Execute Disable Bit Disabled
Enabled
Enable or disable the hardware support for data execution prevention.
Intel SpeedStep tech. Maximum Speed
Minimum Speed
Automatic
Disabled
Maximum: CPU speed is set to maximum.
Minimum: CPU speed is set to minimum.
Automatic: CPU speed is controlled by the operating system.
Disabled: No SpeedStep, default CPU speed.
Note: Feature not available for Celeron M CPUs.
Max. CPU Frequency (Available options
depend on processor)
Allows to reduce the maximum processor frequency. This limits the maximum frequency the CPU can be set to when
SpeedStep is set to Automatic or Maximum Speed. Used when the system is AC powered.
Note: Feature not available for Celeron M CPUs.
Max. CPU Frequency
(Battery)
(Available options
depend on processor)
Allows to reduce the maximum processor frequency. This limits the maximum frequency the CPU can be set to when
SpeedStep is set to Automatic or Maximum Speed. Used when the system is battery powered.
Note: Feature not available for Celeron M CPUs. This feature only visible when system is connected to a congatec compliant
battery system.
On Demand Clock
Modulation
Disabled
75%
50%
25%
Allows a reduction of the performance of the processor by utilizing clock modulation. The value indicates the CLOCK ON to
CLOCK OFF interval ratio. E.g. 75% results in a performance decrease of about 25%.
Note: Feature only available for Celeron M CPUs.
C2 State Support Disabled
Enabled
Enable or disable C2 state for ACPI operating systems.
C3 State Support Disabled
Enabled
Enable or disable C3 state for ACPI operating systems.