Asus P5WD2-E Premium P5WD2-E Premium User's Manual for English Edition - Page 94

The following item appears only when you set the A I O v e r c l o c k i n g item to [Manual]. CPU Frequency [XXX] Displays the frequency sent by the clock generator to the system bus and PCI bus. The value of this item is auto-detected by the BIOS. Use the < + > and < - > keys to adjust the CPU frequency. You can also type the desired CPU frequency using the numeric keypad. The values range from 100 to 450. Refer to the table below for the correct Front Side Bus and CPU External Frequency settings. FSB/CPU External Frequency Synchronization Front Side Bus FSB 1066 FSB 800 FSB 533 CPU External Frequency 266 MHz 200 MHz 133 MHz DRAM Frequency [Auto] Allows you to set the DDR operating frequency. Configuration options: [Auto] [DDR2-400MHz] [DDR2-533MHz] [DDR2-600MHz] [DDR2-667MHz] [DDR2-800MHz] [DDR2-711MHz] [DDR2-889MHz] [DDR2-1067MHz] Configuration options DDR2-711MHz, DDR2-889MHz, and DDR2-1067MHz appear only when the Front Side Bus (FSB) is set to 1066MHz. Available DRAM frequency options in various FSB settings FSB FSB 1066 FSB 800 FSB 533 Auto • • • DDR2400 • • • Configuration options DDR2- DDR2- DDR2- DDR2533 667 711* 800* • • • • • • • • DDR2889* • DDR21067* • * Provided for overclocking purpose only. Selecting a very high DRAM frequency may cause the system to become unstable! If this happens, revert to the default setting. Performance Mode [Auto] Allows enhanced system performance. Setting to [Turbo] may cause the system to become unstable. If this happens, revert to the default setting [Auto]. Configuration options: [Auto] [Standard] [Turbo] 4-20 Chapter 4: BIOS setup