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Using the System Setup Program 33
CPU Information Screen
Table 2-3 lists the options and descriptions for the information fields that appear on the
CPU Information
screen.
Report Keyboard Errors
(Report default)
Enables or disables reporting of keyboard errors during the POST. Enable
this option for host systems that have keyboards attached. Select Do Not
Report to suppress all error messages relating to the keyboard or keyboard
controller during POST. This setting does not affect the operation of the
keyboard itself if a keyboard is attached to the system.
Asset Tag Displays the customer-programmable asset tag number for the system if
an asset tag number has been assigned.
Table 2-3. CPU Information Screen
Option Description
Bus Speed Displays the bus speed of the processor.
Logical Processor
(Enabled default)
Displays when the processor supports Hyper-Threading technology.
Enabled permits all logical processors to be used by the operating
system. Only the first logical processor is used by the operating
system if Disabled is selected.
Virtualization Technology
(Disabled default)
Displays when the processor(s) support Virtualization Technology.
Enabled permits virtualization software to use Virtualization
Technology incorporated in the processor design. This feature can
only be used by software that supports Virtualization Technology.
Adjacent Cache Line
Prefetch
(Enabled default)
Enables or disables optimal use of sequential memory access.
Disable this option for applications that require high use of random
memory access.
Hardware Prefetcher
(Enabled default)
Enables or disables the hardware prefetcher.
Demand-Based Power
Management
(Disabled default)
When set to Enabled, the CPU Performance State Tables are
reported to the operating system. When set to Disabled, the
Performance State Tables are not reported to the operating system.
If the processor does not support Demand-Based Power
Management, this field is read-only.
Processor 1 ID Displays the family and model number of each processor.
Core Speed Displays the clock speed of the processor.
Level 2 Cache Displays the amount of cache memory for the processor.
Number of Cores Displays the number of cores in the processor.
Table 2-2. System Setup Program Options (continued)
Option Description