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Processor Settings
Table 14. Processor Settings
Menu Item Description
Logical Processor Allows you to enable or disable logical processors and displays the number
of logical processors. If the Logical Processor 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 for each core. By default, the
Logical Processor option is set to Enabled.
QPI Speed Allows you to set the QuickPath Interconnect data rate settings. By default,
the QPI Speed option is set to Maximum data rate.
NOTE: The QPI speed option displays only when both processors are
installed.
Alternate RTID (Requestor
Transaction ID) Setting
Allows you to allocate more RTIDs to the remote socket increasing cache
performance between the sockets or work in normal mode for NUMA. By
default, the Alternate RTID (Requestor Transaction ID) Setting feature is set
to Disabled.
Virtualization Technology Allows you to enable or disable the additional hardware capabilities
provided for virtualization. By default, the Virtualization Technology option
is set to Enabled.
Adjacent Cache Line
Prefetch
Allows you to optimize the system for applications that require high usage
of sequential memory access. By default, the Adjacent Cache Line Prefetch
option is set to Enabled. You can disable this option for applications that
require high utilization of random memory access.
Hardware Prefetcher Allows you to enable or disable hardware prefetcher. By default, the
Hardware Prefetcher option is set to Enabled.
DCU Streamer Prefetcher Allows you to enable or disable Data Cache Unit streamer prefetcher. By
default, the DCU Streamer Prefetcher option is set to Enabled.
DCU IP Prefetcher Allows you to enable or disable Data Cache Unit IP prefetcher. By default,
the DCU IP Prefetcher option is set to Enabled.
Execute Disable Allows you enable or disable execute disable memory protection
technology. By default, the Execute Disable option is set to Enabled.
Logical Processor Idling Allows you to enable or disable the OS capability to put logical processors
in the idling state to reduce power consumption. By default, the option is
set to Disabled.
Dell Controlled Turbo Helps in controlling Turbo engagement. By default, the option is set to
Disabled. This feature is also referred to as Dell Processor Acceleration
Technology (DPAT).
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