Asus V-Series P5P43, User Manual

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5-18 Chapter 5: BIOS setup
The following item appears only when you set the AI Overclocking item to
[Manual] .
FSB / CPU External Frequency Synchronization
CPU Frequency [xxx]
Displays the frequency sent by the clock generator to the system bus and PCI bus.
The value of this item is auto-detected by the BIOS. Use the <+> and <-> keys to
adjust the CPU frequency. You can also type the desired CPU frequency using the
numeric keypad. The values range from 133 to 600. Refer to the table below for
the correct Front Side Bus and CPU External Frequency settings.
Front Side Bus CPU External Frequency
FSB 1333 333 MHz
FSB 1066 266 MHz
FSB 800 200 MHz
FSB 533 133 MHz
PCI Express Frequency [xxx]
Displays the frequency sent by the clock generator to the system bus and PCI bus.
The value of this item is auto-detected by the BIOS. 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 90 to 150.
FSB Termination Voltage [Auto]
Allows you to set FSB termination voltage or auto for safe mode.
Configuration options: [Auto] [1.20V] [1.30V] [1.40V] 1.50V]
MCH Chipset Voltage [Auto]
Allows you to set MCH chipset voltage or auto for safe mode.
Configuration options: [Auto] [1.125V] [1.175V] [1.225V] [1.275]