MSI Comprehensive Manual for BIOS Setup and Features on B75A-G43

BIOS Setup

▶Intel Virtualization Tech

Enhances virtualization and allows the system to act as multiple virtual systems. See Intel’s official website for more information.

▶Intel VT-D Tech

This item is used to enable/disable the Intel VT-D technology. For further information please refer to Intel’s official website.

▶Power Technology

This item allows you to select the Intel Dynamic Power technology mode.

▶C1E Support

Enable system to reduce CPU power consumption while idle. Not all processors support Enhanced Halt state (C1E).

▶OverSpeed Protection

Monitors current CPU draw as well as power consumption; if it exceeds a certain level, the processor automatically reduces its clock speed. For overclocking, it is recommended this feature is disabled.

▶Intel C-State

C-state is a power management state that detects when the system is idle and lowers power consumption accordingly.

▶Package C State limit

This field allows you to select a C-state mode.

▶Long duration power limit (W)

This field allows you to adjust the TDP power limit for the long duration.

▶Long duration maintained (s)

This field allows you to adjust the maintaining time for long duration power limit.

▶Short duration power limit (W)

This field allows you to adjust the TDP power limit for the short duration. ▶Primary/ Secondary Plane Current value (A)

These fields allow you to adjust over current value of CPU (primary plane)/ iGPU (secondary plane) for turbo ratio.

▶Primary/ Secondary plane turbo power limit (W)

These fields allow you to adjust the turbo power limit of CPU (primary plane)/ iGPU (secondary plane) for turbo boost.

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