Gigabyte GA-MA790FX-DQ6 Manual - Page 55

English CPU Clock Ratio Allows you to alter the clock ratio for the installed CPU. The adjustable range is dependent on the CPU being used. CPU Host Clock Control Enables or disables the control of CPU host clock. Auto (default) allows BIOS to automatically adjust the CPU host frequency. Manual allows the CPU Frequency (Mhz) item below to be configurable. Note: If your system fails to boot after overclocking, please wait for 20 seconds to allow for automated system reboot, or clear the CMOS values to reset the board to default values. CPU Frequency (MHz) Allows you to manually set the CPU host frequency. Important It is highly recommended that the CPU frequency be set in accordance with the CPU specifications. HT Link Frequency Allows you to manually set the frequency for the HT Link between the CPU and chipset. Auto 200 MHz BIOS will automatically adjust the HT Link Frequency. (Default) Sets HT Link Frequency to 200 MHz. 400 MHz Sets HT Link Frequency to 400 MHz. 600 MHz Sets HT Link Frequency to 600 MHz. 800 MHz 1 GHz Sets HT Link Frequency to 800 MHz. Sets HT Link Frequency to 1 GHz. PCIE Clock (MHz) Allows you to manually set the PCIe clock frequency. The adjustable range is from 100 MHz to 200 MHz. Auto sets the PCIe clock frequency to standard 100 MHz. (Default: Auto) Set Memory Clock Determines whether to manually set the memory clock. Auto lets BIOS automatically set the memory clock as required. Manual allows all voltage control items below to be configurable. (Default: Auto) Memory Clock This option is configurable only when Set Memory Clock is set to Manual. DDR 400 Sets Memory Clock to DDR 400. (Default) DDR 533 DDR 667 Sets Memory Clock to DDR 533. Sets Memory Clock to DDR 667. DDR 800 Sets Memory Clock to DDR 800. - 55 - BIOS Setup