CPU Ratio [18]

Sets the ratio between the CPU core clock and the FSB frequency.

This item appears only if you are using an unlocked CPU. You may select your desired ratio from the available options.

Performance Mode [Auto]

Allows enhanced system performance. Configuration options: [Auto] [Standard] [Turbo]

Setting to Turbo may cause the system to become unstable! If this happens, revert to the default setting Auto.

When you set the AI Overclocking Tuner item to [Manual], the related overclocking items appear.

Configure System Frequency/Voltage

AI Overclock Tuner

[Manual]

 

CPU External Frequency (MHz)

[133]

 

CPU Ratio

[18]

 

DRAM Frequency

[Auto]

 

AGP/PCI Frequency (MHz)

[Auto]

 

CPU VCore Voltage

[Auto]

 

DDR Reference Voltage

[Auto]

 

AGP VDDQ Voltage

[1.50V]

 

Performance Mode

[Auto]

Select Screen

Select Item

 

 

 

+-

Change Option

 

F1

General Help

 

F10

Save and Exit

 

ESC

Exit

CPU External Frequency (MHz) [XXX] (value is auto-detected)

Indicates the frequency sent by the clock generator to the system bus and PCI bus. The bus frequency (external frequency) multiplied by the bus multiple equals the CPU speed. The value of this item is auto-detected by BIOS. The values range from 100 to 400.

DRAM Frequency [Auto]

Allows you to set the DDR operating frequency. Configuration options: [266 MHz] [333 MHz] [400 MHz] [Auto]

ASUS P4C800-E Deluxe motherboard user guide

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