Dell PowerEdge C2100 - Manual (Page 45)

Using the System Setup Program 41
Processor Configuration
Option Description
Hardware Prefetcher
(Enabled default)
Enable this option to control the Hardware Prefetcher
feature.
Adjacent Cache Line
Prefetch (Enabled
default)
Enable this option to control the Adjacent Cache Line
Prefetch feature.
Max CPUID Value Limit
(Disabled default)
Enable this option to limit the maximum CPUID input
value to 03h when queried, even if the processor supports
a higher CPUID input value.
NOTE: This feature is disabled for Windows ® XP Intel ®
processors from Pentium™ Pro onwards, except Intel
Pentium 4, that have a maximum CPUID input value of only
02h or 03h.
Intel(R) Virtualization
Tech (Enabled default)
Enable this option when the processor supports VT. A full
reset is needed to change its state.
Execute-Disable Bit
Capability (Enabled
default)
When Disabled, forces the XD feature flag to always
return 0.
Active Processor Cores
(All default)
Sets the number of cores to enable in each processor
package.
Intel(R) HT Technology
(Enabled default)
When Disabled, allows only one thread per enabled core.
Intel(R) SpeedStep(TM)
tech (Enabled for OS
default)
Allows the clock speed of the processor to be dynamically
changed by software.
Intel(R) TurboMode tech
(Enabled default)
Allows processor cores to run faster than marked
frequency in specific condition.
Intel(R) C-STATE tech
(Enabled default)
CState: CPU idle is set to C1/C2/C3/C6.
C3 State (Disabled
default)
Selects C3 state.
C6 State (Enabled
default)
Selects C6 state.
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