Dell PowerEdge M520 Dell PowerEdge M620 Systems Owner's Manual - Page 15

SATA Settings Screen, Number of Cores per Processor

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Menu Item Hardware Prefetcher DCU Streamer Prefetcher DCU IP Prefetcher Execute Disable Number of Cores per Processor Processor 64-bit Support Processor Core Speed Processor Bus Speed Description can disable this option for applications that require high utilization of random memory access. Allows you to enable or disable hardware prefetcher. By default, the Hardware Prefetcher option is set to Enabled. Allows you to enable or disable DCU streamer prefetcher. By default, the DCU Streamer Prefetcher option is set to Enabled. Allows you to enable or disable DCU IP prefetcher. By default, the DCU IP Prefetcher option is set to Enabled. Allows you enable or disable execute disable memory protection technology. By default, the Execute Disable option is set to Enabled. 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. Specifies if the processor(s) support 64-bit extensions. Displays the maximum core frequency of the processor. Displays the bus speed of the processors. NOTE: The processor bus speed option is displayed only when both the processors are installed. Processor X FamilyModel-Stepping Displays the family and model number of each processor. A submenu displays the core speed, the amount of cache memory, and the number of cores of the processor(s). SATA Settings Screen Menu Item Description Embedded SATA Allows the embedded SATA to be set to Off, ATA, AHCI, or RAID modes. By default, Embedded SATA is set to AHCI. Port A Auto enables BIOS support for the device attached to SATA port A. Off disables BIOS support for the device. By default, Port A is set to Auto. Port B Auto enables BIOS support for the device attached to SATA port B. Off disables BIOS support for the device. By default, Port B is set to Auto. Boot Settings Screen Menu Item Boot Mode Description Allows you to set the boot mode of the system. CAUTION: Switching the boot mode may prevent the system from booting if the operating system is not installed in the same boot mode. 15

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Menu Item
Description
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 DCU streamer prefetcher. By default, the
DCU Streamer
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
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 is displayed only when both the processors are
installed.
Processor
X
Family-
Model-Stepping
Displays the family and model number of each processor. A submenu displays the core
speed, the amount of cache memory, and the number of cores of the processor(s).
SATA Settings Screen
Menu Item
Description
Embedded SATA
Allows the embedded SATA to be set to Off, ATA, AHCI, or RAID modes. By default, Embedded SATA
is set to
AHCI
.
Port A
Auto enables BIOS support for the device attached to SATA port A. Off disables BIOS support for the
device. By default, Port A is set to
Auto
.
Port B
Auto enables BIOS support for the device attached to SATA port B. Off disables BIOS support for the
device. By default, Port B is set to
Auto
.
Boot Settings Screen
Menu Item
Description
Boot Mode
Allows you to set the boot mode of the system.
CAUTION: Switching the boot mode may prevent the system from booting if the operating
system is not installed in the same boot mode.
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