Option Description
Hardware
Prefetcher
Enables or disables the hardware prefetcher. This option is set to Enabled by default.
DCU Streamer
Prefetcher
Enables or disables the Data Cache Unit (DCU) streamer prefetcher. This option is set to Enabled by
default.
DCU IP Prefetcher Enables or disables the Data Cache Unit (DCU) IP prefetcher. This option is set to Enabled by default.
Execute Disable Enables you to run the disable memory protection technology. This option is set to Enabled by default.
Logical Processor
Idling
Enables you to improve the energy eciency of a system. It uses the operating system core parking
algorithm and parks some of the logical processors in the system which in turn allows the corresponding
processor cores to transition into a lower power idle state. This option can only be enabled if the operating
system supports it. It is set to Disabled by default.
Congurable TDP Enables you to recongure the processor Thermal Design Power (TDP) levels during POST based on the
power and thermal delivery capabilities of the system. TDP veries the maximum heat the cooling system is
needed to dissipate. This option is set to Nominal by default.
NOTE: This option is only available on certain stock keeping units (SKUs) of the processors.
X2Apic Mode Enables or disables the X2Apic mode.
Dell Controlled
Turbo
Controls the turbo engagement. Enable this option only when System Prole is set to Performance.
NOTE: Depending on the number of installed CPUs, there may be up to four processor listings.
Number of Cores
per Processor
Controls the number of enabled cores in each processor. This option is set to All by default.
Processor 64-bit
Support
Species if the processor(s) support 64-bit extensions.
Processor Core
Speed
Species the maximum core frequency of the processor.
Processor 1
NOTE: Depending on the number of CPUs, there may be up to four processors listed.
The following settings are displayed for each processor installed in the system:
Option Description
Family-Model-
Stepping
Species the family, model, and stepping of the processor as dened by Intel.
Brand Species the brand name.
Level 2 Cache Species the total L2 cache.
Level 3 Cache Species the total L3 cache.
Number of Cores Species the number of cores per processor.
Related links
Processor Settings
Viewing Processor Settings
SATA Settings
You can use the SATA Settings screen to view the SATA settings of SATA devices and enable RAID on your system.
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