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

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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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Contents B75A-G43 series MS-7758 v2.x MainboardRevision History Preface FCC-B Radio Frequency Interference Statement Bsmi EMI 聲明 Weee Waste Electrical and Electronic Equipment Statement Español Türkçe Contents Appendix a Realtek Audio Getting Started Packing Contents Optional AccessoriesAssembly Precautions ChapterMainboard Specifications Processor SupportForm Factor Connectors Quick Guide Connectors Reference Guide Back Panel Quick Guide LANHDMI+DVI DVI+VGA VGA+HDMI CPU Central Processing Unit Introduction to the LGA 1155 CPUCPU & Cooler Installation Page Mainboard Hook Mounting Screw Holes Power Supply JPWR1 ATX 24-pin Power ConnectorJPWR2 ATX 8-pin Power Connector Dual -Channel mode Population Rule MemoryInstalling Memory Modules Expansion Slots PCIe Peripheral Component Interconnect Express SlotPCI Peripheral Component Interconnect Slot Single Video Card Installation Video/ Graphics CardsPCI Interrupt Request Routing AMD CrossFire Multi -GPU Technology Chapter Internal Connectors SATA1~6 Sata ConnectorCPUFAN,SYSFAN1~4 Fan Power Connectors JFP1, JFP2 Front Panel Connectors JUSB3 USB 3.0 Expansion Connector USB 3.0 Bracket optionalJUSB1~2 USB 2.0 Expansion Connectors JCI1 Chassis Intrusion ConnectorJAUD1 Front Panel Audio Connector JTPM1 TPM Module ConnectorJCOM1 Serial Port Connector JLPT1 Parallel Port ConnectorJDLED3 Voice Genie Connector optional Jumper JBAT1 Clear Cmos JumperBios Setup Press DEL key to enter Setup Menu, F11 to enter Boot Menu EnteringOverview Boot device priority bar Operation Sub-MenuGeneral Help Settings System StatusAdvanced Pcie GEN3Hpet Page Boot Save & ExitEist Chapter Page MEMORY-Z Page ECO Installing Winki BrowserUtilities Page Updating the Bios with Live Update Security Realtek Audio Installing the Realtek HD Audio Driver Installation for WindowsSoftware Configuration Software panel overviewAuto popup dialog Hardware Default Setting Ix a AppendBackpanel audio jacks to 8-channel speakers diagram