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BIOS Setup

▶Package C State limit [Auto]

This item allows you to select a CPU C-state level for power-saving when system is

idle. The options of C-state depend on the installed CPU. This item appears when

Intel C-State is enabled.

▶CFG Lock [Enabled]

Lock or un-lock the MSR 0xE2[15], CFG lock bit.

[Enabled] Locks the CFG lock bit.

[Disabled] Un-locks the CFG lock bit.

▶EIST [Enabled]

Enables or disables the Enhanced Intel

SpeedStep Technology. This item will

appear when OC Explore Mode is set to Normal.

[Enabled] Enables the EIST to adjust CPU voltage and core frequency

dynamically. It can decrease average power consumption and

average heat production.

[Disabled] Disables EIST.

▶Intel Turbo Boost [Enabled]

Enables or disables the Intel

Turbo Boost. This item is for Normal mode and

appears when a CPU that support Turbo Boost is installed.

[Enabled] Enables this function to boost CPU performance automatically over

speci󰘰cation when system request the highest performance state.

[Disabled] Disables this function.

▶Long Duration Power Limit (W) [Auto]

Sets the long duration TDP power limit for CPU in Turbo Boost mode.

▶Long Duration Maintained (s) [Auto]

Sets the maintaining time for Long duration power Limit(W).

▶Short Duration Power Limit (W) [Auto]

Sets the short duration TDP power limit for CPU in Turbo Boost mode.

▶CPU Current Limit (A) [Auto]

Sets maximum current limit of CPU package in Turbo Boost mode. When the

current is over the speci󰘰ed value, the CPU will automatically reduce the core

frequency for reducing the current.

▶FCLK Frequency [Auto]

Sets FCLK frequency. Lower FCLK frequency may help you to set higher base

clock frequency.

▶DMI Link Speed [Auto]

Sets DMI speed.

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MSI B150M NIGHT ELF Specifications

General