Asus P5B VM P5B-VM English Edition User's Manual - Page 71

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: Available DRAM frequency options in various FSB settings FSB Auto FSB 1066 • FSB 800 • DDR2533 • • DDR2667 • • Configuration options DDR2- DDR2800 889* • • • 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. The DRAM Frequency item also appears when you set the AI Tuning item to [AI NOS]. PCI Express Frequency [Auto] Allows you to select PCI Express frequency. Configuration options: [Auto] [90] [91] [92] [93]... [150] Spread Spectrum [Enabled] Allows you to enable or disable the clock generator spread spectrum. Configuration options: [Disabled] [Enabled] Memory Voltage [Auto] Allows you to select the memory voltage or set it to auto for safe mode. Configuration options: [Auto] [1.80V] [1.85V] [1.90V] [1.95V] CPU VCore Voltage [Auto] Allows selection of the CPU VCore voltage. The configuration options vary depending on the CPU installed. Setting to Auto allows the BIOS to detect the VCore voltage of the CPU installed. Refer to the CPU documentation before setting the CPU VCore voltage. A very high Vcore voltage can severely damage the CPU! ASUS P5B-VM 2-19