Asus M4A79 DELUXE User Manual - Page 73
CPU Ratio [Auto], FSB Frequency [XXX], PCIE Frequency [XXX], DRAM Frequency Control [Auto], CPU/NB
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The following three items appear only when you set the AI Overclocking Tuner item to [Manual]. 3.5.2 CPU Ratio [Auto] Allows you to set the ratio between the CPU Core Clock and the FSB Frequency. Use and to adjust the ratio. The valid value ranges vary according to your CPU model. 3.5.3 FSB Frequency [XXX] Displays the frequency sent by the clock generator to the system bus and PCI bus. Use the and keys to adjust the FSB frequency. You can also key in the desired FSB frequency using the numeric keypad. The values range from 200 to 600. 3.5.4 PCIE Frequency [XXX] Use the and keys to adjust the PCIE frequency. You can also key in the desired value using the numeric keypad. The values range from 100 to 150. 3.5.5 DRAM Frequency Control [Auto] Allows you to select the DRAM frequency programming method. [Auto] [Manual] Allows the BIOS to set DRAM frequency automatically. Allows you to select the DRAM frequency from any of the standard values. The following item appears only when you set the DRAM Frequncy Control item to [Manual]. DRAM Frequency [667MHz] Allows you to set the DDR2 operating frequency. Configuration options: [667MHz] [800MHz] [1066MHz] The DRAM Frequency configuration options vary with the FSB Frequency settings. Selecting a very high DRAM frequency may cause the system to become unstable! If this happens, revert to the default setting. The following item appears only when you set the AI Overclocking Tuner item to [Manual]. 3.5.6 CPU/NB Frequency [Auto] Allows you to select the CPU/NB frequency. Configuration options: [Auto] [800MHz] [1000MHz] [1200MHz] [1400MHz] [1600MHz] [1800MHz] Chapter 3 ASUS M4A79 Deluxe 3-13