Asus P8Z68 DELUXE/GEN3 User Manual download pdf (Page 76)

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 conguration 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 Prole

(X.M.P.) Technology, choose this item to set the proles 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 Prole [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.

Conguration options: [Disabled] [Prole #1] [Prole #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.

Conguration options: [Auto] [Enabled] [Disabled]

Memory Frequency [Auto]

Allows you to set the memory operating frequency. The conguration 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.

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Asus P8Z68 DELUXE/GEN3 User Manual Page 76