Intel FSB800 (PC3200) - Manual (Page 66)

BIOS
Page 4-28
AGP/PCI Clock
Enables you to set the host clock to work concurrently with the PCI bus or the AGP
bus. The default is AUTO.
AUTO:
The system sets the item automatically.
AGP-FSB*2/3 PCI-FSB/3: The system sets the host clock to work with the PCI
and AGP bus.
By subtle tuning item: The system sets the host clock according to the
number produced by the subtle tuning item.
AGP/PCI subtle tuning
Enables you to set the AGP/PCI frequency, enables you to subtle tuning AGP clock
1MHz by step. The default is 66 MHz. Pressing Enter displays the following screen:
Key in the DEC (decimalism) number for the AGP/PCI subtle tuning.
In the following items, “Default Voltage” indicates the original factory value,
and “New Voltage” indicates the value that you assign.
CPU Vcore Voltage
This item allows you to set the CPU Vcore voltage. The default is -0.075V.
Options: -0.100V to +0.2875V in 0.0125V increments. We recommend that you leave
this at the default value.
AGP Voltage
This item allows you to set the AGP slot voltage. The default is +0.00V.
Options: +0.00V to +0.70V in 0.10V increments. We recommend that you leave this at
the default value.