Asus Prime Z270-A Series Bios Manual page 32

BCLK Spread Spectrum
This item allows you to reduce the EMI. Disable to get more accurate base clocks.
Configuration options: [Auto] [Disabled]
BCLK Frequency Slew Rate
Configuration options: [Auto] [40us/MHz] [80us/MHz]
VPPDDR Voltage
Configuration options: [Auto] [1.86500] - [2.70000]
DMI Voltage
Configuration options: [Auto] [0.30000] - [1.90000]
Internal PLL Voltage
Configuration options: [Auto] [0.900] - [1.845]
CPU Core/Cache Current Limit Max.
This item allows you to configure a higher current limit to prevent a frequency or power
throttling when overclocking. Use the <+> and <-> keys to adjust the value.
Configuration options: [Auto] [0.00] - [255.50]
CPU Graphics Current Limit Max.
Allows you to set a higher current limit to prevent a frequency or power throttling when
overclocking. Use the <+> or <-> keys to adjust the value. The values range from 0.00A to
255.50A with a 0.25A interval.
Min. CPU Cache Ratio
This item allows you to set the minimum possible CPU cache ratio. Use the <+> and <-> keys
to adjust the value.
Configuration options: [Auto] [8] - [26]
Max. CPU Cache Ratio
This item allows you to set the maximum possible CPU cache ratio. Use the <+> and <->
keys to adjust the value.
Configuration options: [Auto] [8] - [26]
Max. CPU Graphics Ratio
Allows you to set the maximum possible CPU graphics ratio. Use the <+> or <-> keys to
adjust the value. The values range from 1 to 60 with a 1 interval.
Extreme Over-voltage
Enable this item to allow higher voltages for overclocking, but the CPU lifetime will not be
guaranteed.
Configuration options: [Disabled] [Enabled]
This item can only be enabled when the onboard CPU_OV jumper is switched on.
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ASUS PRIME Z270-A/AR Series BIOS Manual