Cpu Configuration - ASROCK Fatal1ty 990FX Killer User Manual

4.4.1 CPU Configuration

Cool 'n' Quiet
TM
Use this item to enable or disable AMD's Cool 'n' Quiet technology. The default
value is [Enabled]. Configuration options: [Enabled] and [Disabled]. If you install
® TM
Windows 8 / 7 / Vista and want to enable this function, please set this item to
[Enabled]. Please note that enabling this function may reduce CPU voltage and
memory frequency, and lead to system stability or compatibility issue with some
memory modules or power supplies. Please set this item to [Disable] if above issue
occurs.
Enhance Halt State (C1E)
All processors support the Halt State (C1). The C1 state is supported through the
native processor instructions HLT and MWAIT and requires no hardware support
from the chipset. In the C1 power state, the processor maintains the context of the
system caches.
Secure Virtual Machine
When this option is set to [Enabled], a VMM (Virtual Machine Architecture) can
utilize the additional hardware capabilities provided by AMD-V. The default value is
[Enabled]. Configuration options: [Enabled] and [Disabled].
Core C6 Mode
Use this item to enable or disable Core C6 mode. The default value is [Enabled].
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