Asus P5P800 SE P5P800 SE User's Manual for English Edition - Page 79

The following item appears only when the AI Overclock Tuner item is set to [Manual]. CPU External Frequency (MHz) [XXX] (value is auto-detected) Indicates the frequency sent by the clock generator to the system bus and PCI bus. The bus frequency (external frequency) multiplied by the bus multiple equals the CPU speed. The value of this item is auto-detected by BIOS. The values range from 100 to 400. Refer to the following table for the correct Front Side Bus and CPU External Frequency settings. Use the and keys to adjust the value. Table 4.4.2 FSB/CPU External Frequency Synchronization Front Side Bus FSB 800 FSB 533 CPU External Frequency 200 MHz 133 MHz Selecting a very high CPU frequency may cause the system to become unstable! If this happens, revert to the default setting. DRAM Frequency [Auto] Allows you to set the DDR operating frequency. Configuration options: [266 Mhz] [320 Mhz] [400 Mhz] [500 Mhz] [533 Mhz] [Auto] Selecting a DRAM frequency that is not supported by your DIMM module may cause the system to become unstable! If this happens, revert to the default setting. AGP/PCI Frequency (MHz) [Auto] Allows you to adjust to a higher AGP/PCI frequency for better system performance and overclocking capability. Configuration options: [Auto] [66.66/33.33] [72.73/36.36] [80.00/40.00] CPU VCore Voltage [Auto] Allows selection of the CPU VCore voltage. The configuration options depend on the CPU installed. Selecting a very high VCore voltage may cause the system to become unstable! If this happens, revert to the default setting. ASUS P5P800 SE 4-19