Dell PowerEdge C1100 User Manual

Page 39

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Using the System Setup Program

39

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/C7.

C3 State (Disabled

default)

Displays the size of CPU L2.

C6 State (Enabled

default)

Displays the size of CPU L3.

NUMA Support

(Disabled default)

When enabled, executes software for NUMA aware OS.

When disabled, it allows better memory access

performance for non-NUMA OS.

Option

Description

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