Asus Z87I-PRO User Manual page 71

If you assign a value for 2-Core Ratio Limit, do not set the 1-Core Ratio Limit to [Auto].
3-Core Ratio Limit [Auto]
Select [Auto] to apply the CPU default Turbo Ratio setting or manually
assign a 3-Core Limit value that must be higher than or equal to the 4-Core
Ratio Limit.
If you assign a value for 3-Core Ratio Limit, do not set the 1-Core Ratio Limit and 2-Core
Ratio Limit to [Auto].
4-Core Ratio Limit [Auto]
Select [Auto] to apply the CPU default Turbo Ratio setting or manually
assign a 4-Core Limit value that must be higher than or equal to the 3-Core
Ratio Limit.
If you assign a value for 4-Core Ratio Limit, do not set the 1-Core Ratio Limit, 2-Core Ratio
Limit, and 3-Core Ratio to [Auto].
Min. CPU Cache Ratio [Auto]
Allows you to set the minimum possible ratio on the Uncore part of the processor. Use the
<+> or <-> keys to adjust the value. The values depend on the CPU installed.
Max. CPU Cache Ratio [Auto]
Allows you to set the maximum possible ratio on the Uncore part of the processor. Use the
<+> or <-> keys to adjust the value. The values depend on the CPU installed.
Internal PLL Overvoltage [Auto]
Allows you to enable the internal PLL Overvoltage for K-SKU CPUs to get the extreme
overclocking capability.
Configuration options: [Auto] [Enabled] [Disabled]
BCLK Frequency: DRAM Frequency Ratio [Auto]
Allows you to set the BCLK frequency to DRAM frequency ratio.
[Auto] The ratio is set to the optimized settings.
[100:133] The ratio is set to 100:133.
[100:100] The ratio is set to 100:100.
DRAM Frequency [Auto]
Allows you to set the DRAM operating frequency. The configuration options vary with the
BCLK/PEG Frequency item settings.
ASUS Z87I-PRO 3-11