User Manual

3-4
Q670EM-IM-A
3.3.3 CPU Configuration
The items in this menu show CPU-related information the BIOS automatically
detects.
Intel (VMX) Virtualization Technology
This item, when set to [enabled], will allow a VMM to utilize the additional hardware
capacities provided by Vanderpool Technology.
Configuration options: [Disabled] [Enabled]
VT-d
Configuration options: [Disabled] [Enabled]
CPU - Power Management Control
This item allows you to manage and configure the CPU’s power.
Intel(R) SpeedStep(tm)
Allows your system to support more than two frequency ranges.
Configuration options: [Disabled] [Enabled]
Intel(R) Speed Shift Technology
Allows you to enable or disable Intel
®
Speed Shift Technology support. When
enabled, CPPC v2 interface allows hardware controlled P-state.
Configuration options: [Disabled] [Enabled]
C states
Allows you to enable or disable CPU Power Management.
Configuration options: [Disabled] [Enabled]
The following item appears only when you set C states to [Enabled].
Enhanced C-states
Allows you to enable or disable C1E. CPU will switch to minimum speed
when all cores enter C-state.
Configuration options: [Disabled] [Enabled]
Power Limit 1 Override
Allows you to enable or disable Power Limit 1 Override. If this option is set
to
[Disabled], BIOS will program the default values for Power Limit 1 and
Power Limit 1 Time Window.
Configuration options: [Enabled] [Disabled]
The following item appears only when you set Power Limit 1 Override to
[Enabled].
Power Limit 1
Allows you to configure Power Limit 1 value in milliwatts.