Asus P5GDC Pro User Manual - Page 83

S t a n d a r d - loads the standard settings for the system. O v e r c l o c k P r o f i l e - loads overclocking profiles with optimal parameters for stability when overclocking. The following items appear 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 numberic keypad. The values range from 100 to 400. 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 800 FSB 533 CPU External Frequency 200 MHz 133 MHz DRAM Frequency [Auto] Allows you to set the DDR operating frequency. Configuration options: [Auto] [400MHz] [533MHz] [600MHz] Selecting a very high DRAM frequency may cause the system to become unstable! If this happens, revert to the default setting. PCI Express Frequency [Auto] Allows you to set the PCI Express frequency. This item is set to [Auto] by default. Configuration options: [Auto] [90]...[150] PCI Clock Synchronization Mode [Auto] Allows you to synchronize the PCI frequency with the PCI Express or CPU frequency. Configuration options: [To CPU] [33.33MHz] [Auto] Spread Spectrum [Auto] Allows you to enable or disable the clock generator spread spectrum. Configuration options: [Disabled] [Enabled] [Auto] ASUS P5GDC Pro 4-19