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ASUS P5B-VM 2-19
PCI Express Frequency [Auto]
Allows you to select PCI Express frequency.
Conguration options: [Auto] [90] [91] [92] [93]... [150]
Spread Spectrum [Enabled]
Allows you to enable or disable the clock generator spread spectrum.
Conguration options: [Disabled] [Enabled]
Memory Voltage [Auto]
Allows you to select the memory voltage or set it to auto for safe mode.
Conguration options: [Auto] [1.80V] [1.85V] [1.90V] [1.95V]
CPU VCore Voltage [Auto]
Allows selection of the CPU VCore voltage. The conguration options vary
depending on the CPU installed. Setting to Auto allows the BIOS to detect the
VCore voltage of the CPU installed.
FSB/CPU External Frequency Synchronization
Front Side Bus CPU External Frequency
FSB 1066 266 MHz
FSB 800 200 MHz
FSB 533 133 MHz
Refer to the CPU documentation before setting the CPU VCore voltage. A very
high Vcore voltage can severely damage the CPU!
Available DRAM frequency options in various FSB settings
* Provided for overclocking purpose only.
Selecting a very high DRAM frequency may cause the system to become
unstable! If this happens, revert to the default setting.
DRAM Frequency [Auto]
Allows you to set the DDR operating frequency.
Conguration options:
FSB Congurationoptions
Auto DDR2- DDR2- DDR2- DDR2- DDR2-
533 667 800 889* 1067*
FSB 1066 • • • • • •
FSB 800 • • • •
The DRAM Frequency item also appears when you set the AI Tuning item to [AI
NOS].