Processor Settings Screen - Dell PowerEdge M820 Systems Owner'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 data rate settings. By default, the QPI Speed
option is set to Maximum data rate.
Alternate RTID Allows you to allocate more RTIDs to the remote socket increasing cache performance
(Requestor between the sockets or work in normal mode for NUMA. By default, the Alternate RTID
Transaction ID) (Requestor Transaction ID) Setting is set to Disabled.
Setting
Virtualization Allows you enable or disable the additional hardware capabilities provided for virtualization. By
Technology default, the Virtualization Technology option is set to Enabled.
Adjacent Cache Line Allows you to optimize the system for applications that require high utilization of sequential
Prefetch 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 Allows you to enable or disable DCU streamer prefetcher. By default, the DCU Streamer
Prefetcher Prefetcher option is set to Enabled.
DCU IP Prefetcher Allows you to enable or disable 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.
Number of Cores per Allows you to control the number of enabled cores in each processor. By default, the Number
Processor of Cores per Processor option is set to All.
Processor 64-bit Specifies if the processor(s) support 64-bit extensions.
Support
Processor Core Displays the maximum core frequency of the processor.
Speed
Processor Bus Speed Displays the bus speed of the processors.
X Family-
Processor Displays the family and model number of each processor. A submenu displays the core speed,
Model-Stepping the amount of cache memory, and the number of cores of the processor(s).
NOTE: The QPI Speed option is displayed only when both the processors are installed.
NOTE: The processor bus speed option is displayed only when both the processors are
installed.
15