ASRock P4i45D User Manual - Page 19

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 SDRAM Frequency Hyper Threading Technology Disabled Auto 133MHz 20.0x Auto Auto [ 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 be [Disabled] for better system stability. CPU Host Frequency: [Auto]: The motherboard detects the jumper setup and sets the CPU host frequency automatically. [Manual]: This allows user to set CPU host frequency manually. However, this is not recommended unless user thoroughly knows the feature. Wrong setup may cause problems during operation. CPU Ratio Selection: Use this to set the multiple that times the frontside bus frequency must equal to the core speed of the installed processor. SDRAM Frequency: If [Auto] is selected, the motherboard detects the memory module(s) inserted and automatically assigns appropriate frequency. You can also select other value as operating frequency: [200MHz], [266MHz]. Hyper Threading Technology: To enable this feature, it requires a computer system with an Intel Pentium®4 processor at 3.06 GHz or higher and an operating system that includes optimization for this technology, such as Microsoft® Windows® XP. Set to [Auto] if using Microsoft® Windows® XP, or Linux kernel version 2.4.18 or higher. 19