Cpu ratio setting [auto, Fsb frequency [xxx, Pcie frequency [auto – Asus Motherboard P5Q-VM User Manual
Page 75: Fsb strap to north bridge [auto, Dram frequency [auto
ASUS P5Q-VM
2-19
CPU Ratio Setting [Auto]
Allows you to adjust the ratio between CPU Core Clock and FSB Frequency. Use
the <+> and <-> keys to adjust the value. The values may vary depending on the
CPU installed. Configuration options: [Auto] [06.0] [07.0]–[XX.X]
The following two items appear only when you set the Ai Overclock Tuner item
to [Manual].
FSB 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 frequency. You can also type the desired frequency using the numeric
keypad. The values range from 200 to 800. Refer to the table below for the correct
Front Side Bus and CPU External Frequency settings.
FSB/CPU External Frequency Synchronization
Front Side Bus
FSB 1600
FSB 1333
FSB 1066
FSB 800
CPU External Frequency
400 MHz
333 MHz
266 MHz
200 MHz
PCIE Frequency [Auto]
Allows you to set the PCI Express frequency. Use the <+> and <-> keys to adjust
the frequency or type the desired frequency using the numeric keypad. The values
ype the desired frequency using the numeric keypad. The values
. The values
range from 100 to 180.
FSB Strap to North Bridge [Auto]
When set to [Auto], the FSB Strap will be adjusted automatically by FSB
Frequency and DRAM Frequency.
Congifuration options: [Auto] [200 MHz] [266 MHz] [333 MHz] [400 MHz]
DRAM Frequency [Auto]
Allows you to set the DDR2 operating frequency.
Configuration options: [Auto] [DDR2-667 MHz] [DDR2-800 MHz] [DDR2-1002MHz]
[DDR2-1111MHz]
MHz]]
• Due to chipset behavior, to obtain memory frequency higher than DDR2
800, you can manually adjust DRAM Frequency.
• The following table shows the variation of
The following table shows the variation of DRAM Frequency configuration
options according to FSB Frequency settings.
FSB
DRAM Frequency (MHz)
Auto
667
800
960
1002
1064
1111
1200
1600
•
•
•
•
•
1333
•
•
•
•
•
1066
•
•
•
•
800
•
•
•