Dell PowerEdge C8000 - Manual (Page 82)

82 Using the System Setup Program
CPU Configuration
Option Description
Active Processor Cores
(All Cores default)
Allows you to control the number of enabled core in each
processor. Options are [1], [2], [4], [6], [8], [10]and [All
Cores]. (Option depends on processor core.)
Frequency Ratio
(Auto default)
Sets the frequency multipliers as maximum level.
Max CPUID Value
Limit
(Disabled default)
Some OS, which is (NT4), fails if the value returned in
EAX is >3 when CPUID instruction is executed with
EAX=0.
When enabled, this setting limits CPUID function to 3.
When disabled, this setting disables the 3 or less.
Virtualization
Technology
(Disabled default)
Allows you to set the Virtualization Technology in
applicable CPUs.
Enabled (applicable CPUs) / Disabled (unusable in any
OS).
QPI Frequency
(Auto default)
Select the link speed. Options are [6.4GTs], [7.2GTs], and
[8.0GTs].
Turbo Mode
(Enabled default)
Enables or disables processor Turbo mode.
C-States
(Enabled default)
When enabled, the processor(s) can operate in all available
power C states.
When disabled, this setting disables the power
management feature on the processor. Use caution if you
disable this option.
C1E State
(Enabled default)
Enables or disables the Enhanced Halt (C1E) state.
C6 State
(Enabled default)
Enables or disables the processor C6 state.
C7 State
(Enabled default)
Enables or disables the processor C7 state.
NOTE: This feature is available when the processor supports
C7 state.
XD Bit Capability
(Enabled default)
Enables or disables the processor’s Execute Disable (XD)
Memory Protection Technology feature.