Asus Maximus II Formula - Manual (Page 80)

3-12 Chapter 4: BIOS setup
OC From CPU Level Up [Auto]
After you select a CPU level and set Ai Overclock Tuner to [Manual], the
FSB Frequency and DRAM Frequency items will be adjusted accordingly.
Configuration options: [Auto] [E6400] [E6550] [E6600] [E6700] [X6800] [E6850]
[Crazy]
Ratio CMOS Setting [Auto]
Allows you to adjust the ratio between CPU Core Clock and FSB Frequency. Enter Enter
a ratio using the numeric keypad, and the system will detect possible values. Use Use
the <+> and <-> keys to select a ratio. The valid value ranges differently according The valid value ranges differently according
to your CPU model.
The following item appears when you set Ai Overclock Tuner to [Manual].
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.
Ai Overclock Tuner [Auto]
Allows selection of CPU overclocking options to achieve desired CPU internal
frequency. Select either one of the preset overclocking configuration options:
Manual Allows you to individually set overclocking parameters.
Auto Loads the standard settings for the system.
CPU Level Up Allows you to select a CPU level, and the related parameters
will be adjusted automatically.
3.3.1 Configure System Performance Settings
CPU Level Up [Auto]
Allows you to select a CPU level, and the related parameters will be automatically
adjusted according to the selected CPU level. If you want to manually configure the
settings in detail, set Ai Overclock Tuner to [Manual] after selecting a CPU level.
Configuration options: [Auto] [E6400] [E6550] [E6600] [E6700] [X6800] [E6850]
[Crazy]
The configuration options may vary depending on your CPU model.