Asus P5QLD PRO - Manual (Page 80)

4-18 Chapter 4: BIOS setup
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 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 CPU External Frequency
FSB 1600 400 MHz
FSB 1333 333 MHz
FSB 1066 266 MHz
FSB 800 200 MHz
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 180.
FSB Strap to North Bridge [Auto]
Allows you to adjust the FSB strap. Configuration options: [Auto] [200MHz]
[266MHz] [333MHz] [400MHz]
DRAM Frequency [Auto]
Allows you to set the DDR2 operating frequency. Configuration options: [Auto]
[DDR2-533MHz] [DDR2-639MHz] [DDR2-667MHz] [DDR2-709MHz]
[DDR2-800MHz] [DDR2-852MHz] [DDR2-887MHZ] [DDR2-1066MHz]
DRAM Timing Control [Auto]
Allows selection of the DRAM timing configuration. Configuration options: [Auto]
[Manual]
Selecting a very high DRAM frequency may cause the system to become
unstable! If this happens, revert to the default setting.
• The following items appear only when you set the [DRAM Timing Control]
item to [Manual].
• The configuration options for some of the following items vary depending
on the DIMMs you install on the motherboard.