Asus M4N72-E - Motherboard - ATX, User Manual

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2-12 ASUS M4N72-E
2.4 Ai Tweaker menu
The Ai Tweaker menu items allow you to configure overclocking-related items.
Take caution when changing the settings of the Ai Tweaker menu items. Incorrect field
values can cause the system to malfunction.
The default values of the following items vary depending on the CPU and memory modules
you install on the motherboard.
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
BIOS SETUP UTILITY
Main Ai Tweaker Advanced Power Boot Tools Exit
Configure System Frequency/Voltage
AI Overclocking [Auto]
DRAM Frequency Control [Auto]
HT Link Speed [Auto]
CPU Voltage [Auto]
CPU/NB Voltage [Auto]
CPU/LDT Spread Spectrum [Disabled]
PCIE Spread Spectrum [Disabled]
SATA Spread Spectrum [Disabled]
PCIE Spread Spectrum [Disabled]
←→
Select Screen
↑↓
Select Item
+- Change Field
F1 General Help
F10 Save and Exit
ESC Exit
Select the target CPU
frequency, and the
relevant parameters
will be auto-adjusted.
Frequencies higher
than CPU manufacturer
recommends are not
guaranteed to be
stable. If the system
becomes unstable,
return to the default.
2.4.1 AI Overclocking [Auto]
Allows selection of CPU overclocking options to achieve desired CPU internal frequency.
Configuration options: [Manual] [Auto]
The following three (3) items appear only when you set the AI Overclocking item to
[Manual].
CPU Ratio [Auto]
Allows you to adjust the ratio between CPU Core Clock and FSB Frequency. Use the <+>
and <-> keys to adjust the value.
Configuration options: [Auto] [8.00x] [8.50x] [9.00x] [9.50x] [10.00x] [10.50x] [11.00x] [11.50x]
FSB Frequency [XXX]
Displays the frequency sent by the clock generator to the system bus and PCI bus. Use the
<+> and <-> keys to adjust the FSB frequency. You can also type the desired FSB frequency
using the numeric keypad. The values range from 200 to 600.
PCIE Frequency [XXX]
Use the <+> and <-> keys to adjust the PCIE frequency. You can also type the desired PCIE
frequency using the numeric keypad. The values range from 100 to 150.
2.4.2 DRAM Frequency Control [Auto]
Allows you to select the DRAM frequency control method.
Configuration options: [Auto] [Manual]