Owners Manual

Processor Settings details
About this task
The Processor Settings screen details are explained as follows:
Option Description
Logical Processor
Enables or disables the logical processors and displays the number of logical processors. If this option is set to
Enabled, the BIOS displays all the logical processors. If this option is set to Disabled, the BIOS displays only one
logical processor per core. This option is set to Enabled by default.
QPI Speed Enables you to control QuickPath Interconnect data rate settings.
Virtualization
Technology
Enables or disables the additional hardware capabilities provided for virtualization. This option is set to Enabled by
default.
Adjacent Cache
Line Prefetch
Optimizes the system for applications that need high utilization of sequential memory access. This option is set to
Enabled by default. You can disable this option for applications that need high utilization of random memory
access.
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.
Configurable TDP Enables you to reconfigure the processor Thermal Design Power (TDP) levels during POST based on the power
and thermal delivery capabilities of the system. TDP verifies 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 Profile 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
Specifies if the processor(s) support 64-bit extensions.
Processor Core
Speed
Specifies the maximum core frequency of the processor.
Processor 1
The following settings are displayed for each processor installed in the system:
Option Description
Family-Model-
Stepping
Specifies the family, model, and stepping of the processor as defined by Intel.
Brand Specifies the brand name.
Level 2 Cache Specifies the total L2 cache.
Level 3 Cache Specifies the total L3 cache.
Number of Cores Specifies the number of cores per processor.
Pre-operating system management applications 35