Dell EMC XC640 Series Installation And Service Manual page 47

Option Description
Energy Efficient Enables you to select the Energy Efficient Policy option.
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
Controls the number of turbo boost enabled cores for Processor 1. The maximum number of cores is
for Processor 1
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.
CPU Enables or disables the CPU Interconnect Bus Link Power Management. This option is set to Enabled by
Interconnect Bus default.
Link Power
Management
PCI ASPM L1 Enables or disables the PCI ASPM L1 Link Power Management. This option is set to Enabled by default.
Link Power
Management
System Security
You can use the System Security screen to perform specific functions such as setting the system password, setup password
and disabling the power button.
Viewing System Security
To view the System Security screen, perform the following steps:
Steps
1. Turn on, or restart your system.
2. Press F2 immediately after you see the following message:
F2 = System Setup
NOTE: If your operating system begins to load before you press F2, wait for the system to finish booting, and then
restart your system and try again.
3. On the System Setup Main Menu screen, click System BIOS.
4. On the System BIOS screen, click System Security.
System Security Settings details
About this task
The System Security Settings screen details are explained as follows:
NOTE: The XC Series Appliance and XC Core System does not support the NVDIMM-N, RAID, or UEFI settings.
NOTE: If there are four processors installed in the system, you will see an entry for Number of
Turbo Boost Enabled Cores for Processor 4.
NOTE: This option can be disabled only if the C States option in the Custom mode is set to
disabled.
NOTE: When C States is set to Enabled in the Custom mode, changing the Monitor/Mwait setting
does not impact the system power or performance.
Pre-operating system management applications 47