User's Manual

Processor Settings Screen
Menu Item Description
Logical Processor Allows you to enable or disable logical processors and display 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 only displays one logical processor per
core. By default, the Logical Processor option is set to Enabled.
QPI Speed Allows you to set the QuickPath Interconnect (QPI) data rate settings. By default, the QPI
Speed option is set to Maximum data rate.
NOTE: QPI Speed displays only when both the 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 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 utilization 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 the hardware prefetcher. By default, the Hardware Prefetcher
option is set to Enabled.
DCU Streamer
Prefetcher
Allows you to enable or disable the Data Cache Unit (DCU) streamer prefetcher. By default, the
DCU Streamer Prefetcher option is set to Enabled.
DCU IP Prefetcher Allows you to enable or disable the Data Cache Unit (DCU) 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 in
order to reduce power consumption. By default, the option is set to Disabled.
Number of Cores per
Processor
Allows you to control the number of enabled cores in each processor. By default, the Number
of Cores per Processor option is set to All.
Processor 64-bit
Support
Specifies if the processor(s) support 64-bit extensions.
Processor Core
Speed
Displays the maximum core frequency of the processor.
Processor Bus Speed Displays the bus speed of the processors.
NOTE: The processor bus speed option displays only when both the processors are
installed.
81