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Chapter 3: BIOS setup
Chapter 3
Ai Overclock Tuner [Auto]
Allows you to select the CPU overclocking options to achieve the desired CPU internal
frequency. Select any of these preset overclocking conguration options:
[Auto] Loads the optimal settings for the system.
[Manual] Allows you to individually set overclocking parameters.
[X.M.P.] If you install memory modules supporting the eXtreme Memory Prole
(X.M.P.) Technology, choose this item to set the proles supported by your
memory modules for optimizing the system performance.
The item BCLK/PEG Frequency appears only when you set the Ai Overclock Tuner to
[Manual].
BCLK/PEG Frequency [XXX]
Allows you to adjust the CPU and VGA frequency to enhance the system performance. Use
the <+> and <-> keys to adjust the value. You can also key in the desired value using the
numeric keypad. The values range from 80.0MHz to 300.0MHz.
eXtreme Memory Profile
This item appears only when you set the Ai Overclock Tuner item to [X.M.P.] and
allows you to select the X.M.P. mode supported by your memory module. Conguration
options: [Prole #1] [ Prole #2]
ASUS MultiCore Enhancement [Enabled].
[Enabled] Sets to [Enabled] for maximum performance under XMP/Manual/User-
dened memory frequency mode.
[Disabled] Set to [Disabled] for default core ratio settings.
Turbo Ratio [Auto]
Allows you to set the CPU ratio automatically or manually.
[Auto] Sets all Turbo Ratio to Intel
®
CPU default settings automatically.
[Manual] Sets the Turbo Ratio for every core-activation condition of a full unlocked
CPU manually.
When the Turbo Ratio is set to [Manual], the following items appear:
Ratio Synchronizing Control [Enabled]
[Enabled] Allows you to set an individual Turbo Ratio for every core-activation
condition
[Disabled] Allows you to set one single Turbo Ratio for all core-activation conditions.
1-Core Ratio Limit [Auto]
Use the <+> and <-> keys to adjust the value.
2-/3-/4-Core Ratio Limit [Auto]
These items become congurable only when you set the Turbo Ratio to [Manual] and
the Ratio Synchronizing Control item to [Disabled]. Use the <+> and <-> keys to
adjust the value.
Internal PLL Overvoltage [Auto]
Allows you to enable Internal PLL Over-voltage for K-SKU CPUs to get extreme overclocking
capability. Conguration options: [Auto] [Enabled] [Disabled]