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Table 5-2. Advanced Setup Menu Options (Continued)
Sub-menu
ACPI Configuration See
AHCI Configuration See
Event Log
Configuration
IPMI Configuration
Remote Access
Configuration
System Health
Monitor
Table 5-3. CPU and Clock Configuration Sub-menu
Menu Option
CPU Ratio
Hardware Prefetcher
Adjacent Cache Line
Prefetch
MPS and ACPI MDAT
Ordering
Max CPUID Value
Limit
Intel® Virtualization
Tech
Execute-Disable Bit
Capability
Intel (R) HT
Technology
Description
Table 5-8
for a description of BIOS setup menu options in this sub-menu.
Table 5-9
for a description of BIOS setup menu options in this sub-menu.
See
Table 5-10
for a description of BIOS setup menu options in this sub-menu.
See
Table 5-11
for a description of BIOS setup menu options in this sub-menu.
See
Table 5-12
for a description of BIOS setup menu options in this sub-menu.
See
Table 5-13
for a description of BIOS setup menu options in this sub-menu.
Description
This setting allows you to set the CPU Ratio to either Auto (Maximum Ratio) or
M
(Manual Ratio).
ANUAL
If set to Enabled, the hardware prefetcher will prefetch streams of data and
instructions from the main memory to the L2 cache in the forward or backward
manner to improve CPU performance. Options are Enabled and D
For UP platforms leave it enabled. for DP/MP servers, this setting may be used
to tune performance to the specific application.
The CPU fetches the cache line for 64-bytes if this option is set to D
CPU fetches both cache lines for 128-bytes as comprised if Enabled.
For UP platforms leave it enabled. for DP/MP servers, this setting may be used
to tune performance to the specific application.
This setting allows you to specify MPS and ACPI MADT ordering. Options
include Modern Ordering (for Windows XP or later OSes) or L
(for Windows 2000 or earlier OSes).
This setting is Disabled for Windows systems.
Select Enabled to use this Virtualization Technology feature to allow one platform
to run multiple operating systems and applications in independent partitions,
creating multiple "virtual" systems in one physical computer system. The options
are Enabled and D
ISABLED
information.
NOTE: A full reset of the system is required when you change this setting.
The Execute Disable Bit allows the processor to designate areas in the system
memory where an application code can be executed, and where it cannot. This
prevents a worm or virus from flooding illegal codes into the system to
overwhelm the processor or damage the system during an attack. The default
setting is Enabled.
Please refer to the
Intel
When disabled, only one thread per enabled core is enabled. Options are
Enabled or D
.
ISABLED
. Please refer to the
and
Microsoft
websites for more information.
5-5
Chapter 5: BIOS
ISABLED
ISABLED
EGACY
Intel website
for further detailed
.
. The
O
RDERING
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