Dell OptiPlex 790 Owner's Manual page 62

Security
Admin Setup Lockout
Performance
Multi Core Support
Intel® SpeedStep™
C States Control
Intel® TurboBoost™
Hyper-Thread Control
Power Management
AC Recovery
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• Enable — User may enter OROM configuration screens via
the hotkey.
• One-Time Enable — User may enter OROM configuration
screens via the hotkeys on next boot only. After next boot,
the setting will revert to disabled.
• Disable — User may not enter OROM configuration
screens via the hotkey.
This option is set to Enable by default.
Allows you to enable or disable the option to enter Setup when
an Admin password is set. This option is not set by default.
This field specifies whether the process will have one or all
cores enabled. The performance of some applications will
improve with the additional cores. This option is enabled by
default.
Allows you to enable or disable the Intel SpeedStep mode of
the processor. This option is enabled by default.
Allows you to enable or disable the additional processor sleep
states. This option is enabled by default.
Allows you to enable or disable Inel TurboBoost mode of the
processor.
• Disabled — Does not allow the TurboBoost driver to
increase the performance state of the processor above the
standard performance.
• Enabled — Allows the Intel Turbo driver to increase the
performance of the CPU or graphics processor.
This option is enabled by default.
Allows you to enable or disable the Hyper-Threading
Technology. This option is enabled by default.
Determines how the system responds when AC power is re-
applied after a power loss. You can set the AC Recovery to:
• Power Off (default)