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Chapter 3
Z77H2-A4 USER MANUAL
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IA Core Current (Maximum)
Use this item to control CPU Current Limit.
iGFX Core Current Max (Maximum)
Use this item to control iGFX Core Current Limit.
Enhanced Intel SpeedStep Technology (Enabled)
This item allows users to enable or disable the EIST (Enhanced Intel SpeedStep Tech-
nology).
Turbo Mode (Enabled)
This item allows you to control the Intel Turbo Boost Technology.
Runtime Turbo Enable (Disabled)
Over Clocking Extra Vol. (1/256 V) (0)
Intel(R) Turbo Boost Technology will use this power limit during the Long Duration
Power Limit Time Window.
Long Duration Maintained (10)
Use this item to control the time window over PL1 Value should be maintained. This
is for Turbo Mode.
Intel(R) Turbo Boost Technology will use this power limit for a very short duration.
After that, the Long Duration Power Limit will be honored.
1/2/3/4 Core Ratio Limit
This item shows the Core Ratio Limit Value.
This item allows you to control Extra CPU Voltage.
This item shows if CPU support Runtime Turbo.
Long Duration Power Limit Override (Maximum)
Short Duration Power Limit Override (Maximum)
CPU Ratio (27)
This item allows users to control non turbo CPU ratio.
CPU Frequency (100)
This item shows the information of CPU Frequency.
This item allows you to control Internal PLL Overvoltage for increased K series
overclocking.
Internal PLL Overvoltage (Disabled)
This item shows the information of Intel Graphics Configuration.
Intel Graphics Configuration
This item allows you to control the internal GFX Turbo ratio.
Graphics Core Ratio Limit (22)
Graphics Voltage(1/256) (0)
This item allows you to adjust the internal GFX voltage.