User`s manual

Chapter 3 BIOS Description

vRatio Free (Default: Disabled)

This option is used to limit CPU ratio to minimum if CPU supports, then user

can furthest overclock external frequency to improve performance.

vCPU Clock Ratio (Default: Depend on CPU )

This option is used to set the ratio of an unlocked CPU.

vAuto Detect PCI Clk (Default: Enabled)

This option is used to set whether the clock of an unused PCI slot will be

disabled to reduce electromagnetic interference.

vSpread Spectrum (Default: Disabled)

If you enable spread spectrum, it can significantly reduce the EMI (Electro-

Magnetic Interference) generated by the system.

vOverclock (Default: Default)

This option is used to configure the overclocking and performance setting.

The available setting value are: Default, Manual, Optimal Reference.

1). “Default” indicates non-overclocking.

2). If “Manual” is selected, the following options will be activated and user can

set it personally;

vSystem Memory Frequency (Default: Auto)

This option is used to set system memory frequency.

vCPU Clock (Default: Depend on CPU)

This option is used to set CPU clock.

vPCI Express Clock (Default: 100)

This option is used to set PCI Express clock.

SuperSpeed Menu

PDF 文件使用 "pdfFactory" 试用版本创建 www.fineprint.com.cn