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Limit CPUID Maximum [Disabled]
When set to [Enabled], this item allows the legacy OS to boot even without support for CPUs
with extended CPUID functions. Configuration options: [Enabled] [Disabled]
Execute Disable Bit [Enabled]
Execute Disable prevents certain classes of malicious buffer overflow attacks when combined
with a supporting OS (SuSE Linux 9.2, RedHat Enterprise 3 Update 3). Configuration options:
[Disabled] [Enabled]
Intel Virtualization Technology [Disabled]
When set to [Enabled], a VMM can utilize the additional hardware capabilities provided by
Vanderpool Technology. Configuration options: [Disabled] [Enabled]
Hardware Prefetcher [Enabled]
Allows you to enable or disable the Mid Level Cache (L2) streamer prefetcher. Configuration
options: [Disabled] [Enabled]
Adjacent Cache Line Prefetch [Enabled]
Allows you to enable or disable the Mid Level Cache (L2) prefetching of adjacent cache lines.
Configuration options: [Disabled] [Enabled]
Boot Performance mode [Max Non-Tu...]
Allows you to select the performance state that the BIOS will set before OS handoff.
Configuration options: [Max Non-Turbo performance] [Max Battery] [Turbo Performance]
CPU Power Management Configuration
This item allows you to manage and configure the CPU's power.
Enhanced Intel SpeedStep Technology [Enabled]
Allows your system to adjust the processor's voltage and cores frequency, resulting in
decreased power consumption and heat production.
[Disabled]
[Enabled]
Turbo Mode [Enabled]
Allows you to automatically set the processor cores to run faster than the base
frequency when operating below power, current and temperature specification limit.
Configuration options: [Enabled] [Disabled]
CPU C States
Allows you to enable or disable the CPU C states. Configuration options: [Auto]
[Enabled] [Disabled]
The following items appear only when you set the CPU C States to [Enabled].
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The CPU runs at its default speed.
The system controls the CPU speed.
Enhanced C1 state [Enabled]
Allows your processor to reduce power when the system is in idle mode.
Configuration options: [Enabled] [Disabled]
Chapter 3: BIOS setup
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