User Manual

3-5
Chapter 3: BIOS setup
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3.3.4 CPUConguration
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.
Conguration options: [Disabled] [Enabled]
Hyper-Threading
Conguration options: [Disabled] [Enabled]
VT-d
Conguration options: [Disabled] [Enabled]
CPU - Power Management Control
This item allows you to manage and congure the CPU’s power.
Intel
®
SpeedStep
TM
Allows your system to support more than two frequency ranges.
Conguration options: [Disabled] [Enabled]
Intel
®
Speed Shift Technology
Allows you to enable or disable Intel
®
Speed Shift Technology support.
When enabled, CPPC v2 interface allows hardware controlled P-state.
Conguration options: [Disabled] [Enabled]
The following item appears only when Intel
®
SpeedStep or Intel
®
Speed Shift
is available and enabled.
Turbo Mode
Conguration options: [Disabled] [Enabled]
C states
Allows you to enable or disable CPU Power Management. Conguration
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. Conguration options: [Disabled] [Enabled]
Power Limit 1 Override
Allows you to enable or disable Power Limit 1 Override.