Frequency/Voltage Control - Gigabyte GA-GC330UD User Manual

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Frequency/Voltage Control

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Incorrectly doing overclock/overvoltage may result in damage to CPU, chipset, or memory
and reduce the useful life of these components. This page is for advanced users only and
we recommend you not to alter the default settings to prevent system instability or other
unexpected results. (Inadequately altering the settings may result in system's failure to
boot. If this occurs, clear the CMOS values and reset the board to default values.)
CPU Host Clock Control
Enables or disables the control of CPU host clock. Enabled will allow the CPU Host Frequency
item below to be configurable. Note: If your system fails to boot after overclocking, please wait for
20 seconds to allow for automated system reboot, or clear the CMOS values to reset the board to
default values. (Default: Disabled)
CPU Host Frequency (Mhz)
Allows you to manually set the CPU host frequency. This item is configurable only if the CPU
Host Clock Control option is enabled. The adjustable range is from 100 MHz to 700 MHz.
Important It is highly recommended that the CPU frequency be set in accordance with the CPU
specifications.
PCI Express Frequency (Mhz)
Allows you to manually set the PCIe clock frequency. The adjustable range is from 90 MHz to
150 MHz. Auto sets the PCIe clock frequency to standard 100 MHz. (Default: Auto)
System Memory Multiplier
Allows you to set the system memory multiplier. Options are: Auto (default), 3.00, 4.00. Auto sets
memory multiplier according to memory SPD data.
Memory Frequency (Mhz)
The memory frequency that is automatically adjusted according to the System Memory Multi-
plier setting.
CPU Frequency
Displays the current operating CPU frequency.
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BIOS Setup