Dell PowerEdge R220 Owner's Manual page 16

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.
Virtualization Allows you to enable or disable the additional hardware capabilities provided for
Technology virtualization. By default, the Virtualization Technology option is set to Enabled.
Adjacent Cache Allows you to optimize the system for applications that require high utilization of
Line Prefetch 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 Allows you to enable or disable hardware prefetcher. By default, the Hardware
Prefetcher Prefetcher option is set to Enabled.
DCU Streamer Allows you to enable or disable Data Cache Unit streamer prefetcher. By default,
Prefetcher 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.
Number of Cores Allows you to control the number of enabled cores in each processor. By default,
per Processor the Number 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
Family-Model- Displays the family, model and stepping of the processor as defined by Intel.
Stepping
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.
SATA Settings Screen
Menu Item Description
Embedded SATA Allows the embedded SATA to be set to Off, ATA, AHCI, or RAID mode. By default,
Embedded SATA is set to AHCI Mode.
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