ASRock P4VT8 User Manual - Page 26

Appendix: Advanced BIOS Setup This section will introduce you the following BIOS Setup menus: "Advanced," "Security," "Power," "Boot," and "Exit." 1. Advanced BIOS Setup Menu Main Advanced AMIBIOS SETUP UTILITY - VERSION 3.31a Security Power Boot Exit Spread Spectrum CPU Host Frequency Actual Frequency CPU Ratio Selection DRAM Frequency Flexibility Option Disabled Disabled 133MHz Locked Auto Disabled [ Setup Help ] to enable or disable the feature of spread spectrum. Chipset Configuration Resource Configuration Peripheral Configuration System Hardware Monitor F1:Help Esc:Exit :Select Item :Select Menu +/-:Change Values Enter:Select Sub-Menu F9:Setup Defaults F10:Save & Exit Spread Spectrum: This field should always set to [Disabled] for better system stability. CPU Host Frequency: This shows current CPU host frequency of the installed motherboard. CPU Ratio Selection: CPU Ratio is the multiple that times the frontside bus frequency will equal the core speed of the installed processor. Whether the option is open or locked is determined by the installed processor. DRAM Frequency: If [Auto] is selected, the motherboard will detect the memory module(s) inserted and assigns appropriate frequency automatically. You may also select other value as operating frequency: [100MHz (DDR 200)], [133MHz (DDR 266)], [166MHz (DDR 333)], [200MHz (DDR 400)]. Flexibility Option: Default is [Disabled], When it's Enabled, it will allow better tolerance for memory compatibility. There is a Hot-Key also, it will automatic to [Enabled] when you press [Home] during the POST. 26