User Manual

Chapter 4: AMI BIOS
4-17
BCLK Clock Frequency (1/100 MHz)
Use this item to set the CPU clock override value for the host system. Press "+" or
"-" on your keyboard or on-screen keypad to change the value. The default setting
is 10000.
Internal PLL Overvoltage
Enable this option for better stability when overclocking. The options are Disabled,
and Enabled.
CPU BCLK Filter PLL Frequency
This option selects the speed of the CPU BCLK Filter PLL Frequency for the
processor. The options are High Frequency 3.2GHz, and Lower Frequency
1.6GHz. CPU BCLK Filter Frequency. Choose 1.6 for better overclocking capabilities
LCPLL or SBPLL Select
This option selects between LCPLL (resonant circuit-based PLL) and SBPLL (Self-
Biased PLL). The options are LCPLL, and SBPLL.
CPU Non Turbo Ratio Override
Use this item to set CPU ratio override when not in turbo mode. Press "+" or "-"
on your keyboard or on-screen keypad to change the value. The default setting is
dependent on the type of CPU installed.
CPU Power Setting
Enhanced Intel SpeedStep Technology
Enhanced Intel SpeedStep Technology (EIST) allows the system to automatically
adjust processor voltage and core frequency in an effort to reduce power
consumption and heat dissipation. Please refer to Intel’s web site for detailed
information. The options are Disabled and Enabled.
Turbo Mode
This feature allows processor cores to run faster than the frequency recommended
by the manufacturer. The options are Disabled and Enabled. If this feature is set
to Enabled, the following items will display: