Dell R820 Menu Item Description Alternate Rtid, Requestor, Prefetch, Option is set to Enabled

Menu Item	Description
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 to enable or disable the additional hardware capabilities provided for virtualization.
Technology	By 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 the hardware prefetcher. By default, the Hardware Prefetcher
	option is set to Enabled.
DCU Streamer	Allows you to enable or disable the Data Cache Unit (DCU) streamer prefetcher. By default, the
Prefetcher	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	Allows you to enable or disable the OS capability to put logical processors in the idling state in
Idling	order to reduce power consumption. By default, the option is set to Disabled.
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

Processor 1

Family-Model-

Stepping

Displays the bus speed of the processors.

NOTE: The processor bus speed option displays only when both the processors are installed.

NOTE: The following settings are displayed for each processor installed in the system.

Displays the family, model and stepping of the processor as defined by Intel.

Brand	Displays the brand name reported by the processor.
Level 2 Cache	Displays the total L2 cache.
Level 3 Cache	Displays the total L3 cache.
Number of Cores	Displays the number of cores per processor.

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