Abit KN8-SLI User Manual page 31

BIOS Setup
! CPU FSB Clock(MHz):
This item selects the external clock frequency. Due to the specification limit of the CPU you installed, the
speed you set over its standard bus speed is supported, but not guaranteed.
!
Multiplier Factor:
This item displays the multiplier factor for the CPU you installed.
!
PCIE Clock:
This item selects the PCI Express frequency.
Voltage Control:
This option allows you to switch between the default and user-defined voltages. Leave this setting to
default unless the current voltage setting cannot be detected or is not correct. The option "User Define"
enables you to select the following voltages manually.
! CPU Core Voltage:
This item selects the CPU core voltage.
! DDR RAM Voltage:
This item selects the voltage for DRAM slot.
! DDR Ref Voltage:
This item selects the reference voltage needed for DRAM slot to increase its conformity.
! nForce4 Voltage:
This item selects the NB voltage.
! HyperTransport Voltage:
This item selects the voltage for LDT Bus.
ATTENTION: A wrong voltage setting may cause the system unstable or even damage the CPU. Please
leave it to default settings unless you are fully aware of its consequences.
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User's Manual