Option Description
C1E Enables or disables the processor to switch to a minimum performance state when
it is idle. This option is set to Enabled by default.
C States Enables or disables the processor to operate in all available power states. This
option is set to Enabled by default.
Collaborative CPU
Performance
Control
Enables or disables the CPU power management. When set to Enabled, the CPU
power management is controlled by the OS DBPM and the System DBPM (DAPC).
This option is set to Disabled by default.
Memory Patrol
Scrub
Sets the memory patrol scrub frequency. This option is set to Standard by default.
Memory Refresh
Rate
Sets the memory refresh rate to either 1x or 2x. This option is set to 1x by default.
Uncore Frequency Enables you to select the Processor Uncore Frequency.
Dynamic mode enables the processor to optimize power resources across the
cores and uncore during runtime. The optimization of the uncore frequency to
either save power or optimize performance is influenced by the setting of the
Energy Efficiency Policy.
Energy Efficient
Policy
Enables you to select the Energy Efficient Policy.
The CPU uses the setting to manipulate the internal behavior of the processor and
determines whether to target higher performance or better power savings.
Number of Turbo
Boot Enabled
Cores for
Processor 1
NOTE: If there are two processors installed in the system, you see an entry for
Number of Turbo Boost Enabled Cores for Processor 2.
Controls the number of turbo boost enabled cores for processor 1. The maximum
number of cores is enabled by default.
Monitor/Mwait Enables the Monitor/Mwait instructions in the processor. This option is set to
Enabled for all system profiles, except Custom by default.
NOTE: This option can be disabled only if the C States option in Custom
mode is set to disabled.
NOTE: When C States set to Enabled in Custom mode, changing the Monitor/
Mwait setting does not impact the system power or performance.
System Security Settings screen
You can use the System Security screen to perform specific functions such as setting the system
password, setup password and disabling the power button.
To view the System Security screen, click System Setup Main Menu → System BIOS → System Security
Settings.
The System Security Settings screen details are explained as follows:
Option
Description
Intel AES-NI Improves the speed of applications by performing encryption and decryption by
using the Advanced Encryption Standard Instruction Set and is set to Enabled by
default.
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