Asus P5KPL-C - Manual (Page 70)

2-20 Chapter 2: BIOS setup
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 500. 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
Overclock Options [Auto]
Allows you to select the overclock options. Configuration options: [Overclock
5%] [Overclock 10%] [Overclock 15%] [Overclock 20%] [Overclock 30%]
DRAM Frequency [Auto]
Allows you to set the DDR2 operating frequency.
Configuration options (for 1333MHz FSB CPU): [Auto] [667MHz] [800 MHz] [1000
MHz] [1100MHz]
Configuration options (for 1066MHz FSB CPU): [Auto] [667MHz] [800 MHz] [1066
MHz]
Configuration options (for 800MHz FSB CPU): [Auto] [667MHz] [800 MHz]
Selecting a very high DRAM frequency may cause the system to become
unstable! If this happens, revert to the default setting.
The following item appears only when you set the AI Overclocking item to
[Overclock Profile].