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3-8 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.
BCLK/PCIE 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 Prole [High Performance]
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: [Disabled] [Prole #1] [Prole #2]
Turbo Ratio [By All Cores]
Allows you to manually adjust the Trubo CPU ratio.
[Auto] All Turbo ratio are set by Intel CPU default settings.
[By ALL Cores (Can Adjust in OS)] All numbers of active cores will be set to one single
Turbo ratio in OS.
[By Per Core (Cannot Adjust in OS)] All numbers of active cores can be set to an individual
Turbo ratio in BIOS.
By ALL Cores (Can Adjust in OS) [XX]
This item appears only when you set the Turbo Ratio item to [By ALL Cores (Can Adjust in
OS)]. Use the <+> and <-> keys to adjust the value.
1-/2-/3-/4-Core Ratio Limit [XX]
This item appears only when you set the Turbo Ratio item to [By Per Core (Cannot Adjust in
OS)]. Use the <+> and <-> keys to adjust the value.
Internal PLL Overvoltage [Auto]
Allows you to set the Internal PLL Overvoltage.
Conguration options: [Auto] [Enabled] [Disabled]
Memory Frequency [Auto]
Allows you to set the memory operating frequency. The conguration options vary with the
BCLK/PCIE Frequency item settings.
Selecting a very high memory frequency may cause the system to become unstable! If this
happens, revert to the default setting.