ASRock 775i65PE User Manual - Page 24

Main BIOS SETUP UTILITY Advanced H/W Monitor Boot Security Exit Advanced Settings WARNING : Setting wrong values in below sections may cause system to malfunction. CPU Configuration Chipset Configuration ACPI Configuration IDE Configuration PCIPnP Configuration Floppy Configuration SuperIO Configuration USB Configuration Configure CPU Select Screen Select Item Enter Go to Sub Screen F1 General Help F9 Load Defaults F10 Save and Exit ESC Exit v02.54 (C) Copyright 1985-2003, American Megatrends, Inc. Setting wrong values in this section may cause the system to malfunction. 3.3.1 CPU Configuration CPU Host Frequency While entering setup, BIOS auto detects the present CPU host frequency of this motherboard. The actual CPU host frequency will show in the following item. Spread Spectrum This item should always be [Disabled] for better system stability. Ratio Status This is a read-only item, which displays whether the ratio status of this motherboard is "Locked" or "Unlocked". If it shows "Unlocked", you will find an item Ratio CMOS Setting appears to allow you changing the ratio value of this motherboard. If it shows "Locked", then the item Ratio CMOS Setting will be hidden. If you use the ratio value to time the CPU frequency, it will be equal to the core speed of the installed processor. 24