Desktop 5130DB-IL User's Manual
52
Platform PL2 Enable
This option disables or enables the Platform Power Limit 2 programming. If this option is
enabled, it activates the PL1 value to be used by the processor to limit the average power
of the given time window. The options are
Disabled
and Enabled.
Power Limit 4 Override
This feature disables or enables the Power Limit 4 Override. If this option is disabled, the
BIOS will program the default values for Power Limit and Power Limit 4 Time Window. The
options are
Disabled
and Enabled.
C states
C-States architecture, a processor power management platform developed by Intel, can
further reduce power consumption from the basic C1 (Halt State) state that blocks clock
cycles to the CPU. Select Enabled for CPU C Sates support. The options are Enabled and
Disabled. If this feature is set to
Enabled
, the following items will display:
Enhanced C-states
(Available when "CPU C States" is set to Enabled)
Select Enabled to enable Enhanced C1 Power State to boost system performance. The
options are
Enabled
and Disabled.
C-State Auto Demotion
When this item is enabled, the CPU will conditionally demote C State based on un-cored
auto-demote information. The options are Disabled, C1, C3, and
C1 and C3
.
C-State Un-demotion
When this item is enabled, the CPU will conditionally undemote from demoted C3 or C1. The
options are Disabled, C1, C3, and
C1 and C3
.
Package C-State Demotion
This item enables the Package C-State demotion. The options are
Disabled
and Enabled.
Package C-State Un-Demotion
When this item is enabled, the CPU will conditionally undemote from demoted Packaged
Package C-State Un-Demotion. The options are
Disabled
and Enabled.
CState Pre-Wake
Use this option to enable or disable the C-State pre-wake. The options are
Enabled
and
Disabled.
IO MWAIT Redirection
When enabled, this feature will map and send the IO read instructions to the IO registers.
The options are
Disabled
and Enabled.
