Asus P5B SE User Manual - Page 78

FSB/CPU External Frequency Synchronization Front Side Bus FSB 1066 FSB 800 FSB 533 CPU External Frequency 266 MHz 200 MHz 133 MHz PCI Express Frequency [Auto] Allows you to select PCI Express frequency. Configuration options: [Auto] [90] [91] [92] [93]... [150] Overclock Options [Standard] Allows you to set the overclock percentage. This item appears when you set the AI Overclocking item to [Overclock Profile]. Configuration options: [Standard] [Overclock 5%] [Overclock 10%] [Overclock 15%] [Overclock 20%] [Overclock 30%] Memory Voltage [1.80V] Allows you to manually set the memory voltage. Configuration options: [1.80V] [1.90V] Spread Spectrum [Auto] Allows you to set the clock generator spread spectrum. Configuration options: [MANUAL] [Auto] The following items appear only when the AI Tuning item is set to [MANUAL] or [Overclock Profile]. CPU Clock Spread Spectrum [Enabled] Enables or disables the CPU clock spread spectrum. Configuration options: [Disabled] [Enabled] PCIE Clock Spread Spectrum [Disabled] Allows you to set the PCIE clock spread spectrum. Configuration options: [Disabled] [Enabled] 4-18 Chapter 2: BIOS setup