GIGABYTE H310M Features Motherboard Key User Manual

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B. Easy Mode
Easy Mode allows users to quickly view their current system information or to make adjustments for optimum performance. In Easy Mode, you can use your mouse to move through configuration items or press to switch to the Advanced Mode screen. Smart Fan 6
Use the function key to quickly switch to this screen. This screen allows you to configure fan speed related settings for each fan header or monitor your system/CPU temperature.
  TUNE ALL
Allows you to apply the current settings to all fan headers.
  Temperature
Displays the current temperature of the selected target area.
  Fan Speed
Displays current fan/pump speeds.
  Flow Rate
Displays the flow rate of your water cooling system. Press on Fan Speed to switch to this function.
  Fan Speed Control
Allows you to determine whether to enable the fan speed control function and adjust the fan speed.

• Normal Allows the fan to run at different speeds according to the temperature.
• Silent Allows the fan to run at slow speeds.
• Manual Allows you to drag the curve nodes to adjust fan speed. Or you can use the EZ Tuning feature. After adjusting the node position, press Apply to automatically calculate the slope of the curve.
• Full Speed Allows the fan to run at full speeds.

Fan Control Use Temperature Input
Allows you to select the reference temperature for fan speed control.
Temperature Interval
Allows you to select the temperature interval for fan speed change.
  FAN/PUMP Control mode

• Auto Lets the BIOS automatically detect the type of fan installed and sets the optimal control mode.
• Voltage Voltage mode is recommended for a 3-pin fan/pump.
• PWM PWM mode is recommended for a 4-pin fan/pump.

FAN/PUMP Stop
Enables or disables the fan/pump stop function. You can set the temperature limit using the temperature curve. The fan or pump stops operation when the temperature is lower than the limit.
  FAN/PUMP Mode
Allows you to set the operating mode for the fan.
Slope Adjusts the fan speed linearly based on the temperature.
Stair Adjusts the fan speed stepwise based on the temperature.
  FAN/PUMP Fail Warning
Allows the system to emit warning sound if the fan/pump is not connected or fails. Check the fan/pump condition or fan/pump connection when this occurs.
  Load Fan Profile
This function allows you to load a previously saved BIOS profile without the hassles of reconfiguring the BIOS settings. Or you can select Select File in HDD/FDD/USB to load a profile from your storage device.
  Save Fan Profile
This function allows you to save the current settings to a profile. You can save the profile in the BIOS or select Select File in HDD/FDD/USB to save the profile to your storage device.
Favorites (F11) Set your frequently used options as your favorites and use the key to quickly switch to the page where all of your favorite options are located. To add or remove a favorite option, go to its original page and press on the option. The option is marked with a star sign if set as a “favorite.”

Tweaker

Whether the system will work stably with the overclock/overvoltage settings you made is dependent on your overall system configurations. Incorrectly doing overclock/overvoltage may result in damage to CPU, chipset, or memory and reduce the useful life of these components. This page is for advanced users only and we recommend you not to alter the default settings to prevent system instability or other unexpected results. (Inadequately altering the settings may result in system’s failure to boot. If this occurs, clear the CMOS values and reset the board to default values.)
GIGABYTE PerfDrive
Offers multiple preset work modes for different level of CPU cooling.
  CPU Upgrade
Allows you to set the CPU frequency. The final result may vary depending on the CPU used.
  CPU Base Clock
Allows you to manually set the CPU base clock in 0.01 MHz increments.
Important: It is highly recommended that the CPU frequency be set in accordance with the CPU specifications.
PCIe/DMI/PEG Clock Frequency
Allows you to manually set PCIe/DMI/PEG base clock in 0.01 MHz increments.
Enhanced Multi-Core Performance
Allows you to determine whether to apply the highest Turbo ratio to all CPU cores.
Performance CPU Clock Ratio
Allows you to alter the clock ratio for the installed Performance CPU. The adjustable range is dependent on the CPU being installed.
Efficiency CPU Clock Ratio
Allows you to alter the clock ratio for the installed Efficiency CPU. The adjustable range is dependent on the CPU being installed.
Max Ring Ratio
Allows you to set the maximum CPU Uncore ratio. The adjustable range is dependent on the CPU being used.
Some of the BIOS settings are available only when the CPU/memory used supports the feature. For more information about Intel® CPUs’ unique features, please visit Intel’s website.
  Min Ring Ratio
Allows you to set the minimum CPU Uncore ratio. The adjustable range is dependent on the CPU being used.
  IGP Ratio
Allows you to set the Graphics Ratio.
Advanced CPU Settings   PVD Ratio Threshold Override
Allows you to determine whether to improve performance under extreme BCLK OC by reducing a “PLL Banding” condition caused in part by a very high DCO frequency.
  CPU Over Temperature Protection
Allows you to fine-tune the TJ Max offset value.
& Fast Throttle Threshold
This option provides CPU protection mechanism and its settings will affect per-core frequencies.
Hyper-Threading Technology
Allows you to determine whether to enable multi-threading technology when using an Intel CPU that
supports this function. This feature only works for operating systems that support multi-processor mode.
Auto lets the BIOS automatically configure this setting.
  Intel(R) Speed Shift Technology
Enables or disables Intel
Speed Shift Technology. Enabling this feature allows the processor to ramp up its operating frequency more quickly and then improves the system responsiveness.
CPU Thermal Monitor Enables or disables Intel®Thermal Monitor function, a CPU overheating protection function. When enabled, the CPU core frequency and voltage will be reduced when the CPU is overheated. Auto lets the BIOS automatically configure this setting.
Ring to Core offset (Down Bin)
Allows you to determine whether to disable the CPU Ring ratio auto-down function. Auto lets the BIOS automatically configure this setting.
  CPU EIST Function Enables or disables Enhanced Intel® Speed Step Technology (EIST). Depending on CPU loading, Intel
EIST technology can dynamically and effectively lower the CPU voltage and core frequency to decrease average power consumption and heat production. Auto lets the BIOS automatically configure this setting.
Race To Halt (RTH)/Energy Efficient Turbo Enables or disables the CPU power saving related settings.
  Intel(R) Turbo Boost Technology
Allows you to determine whether to enable the Intel CPU Turbo Boost technology. Auto lets the BIOS automatically configure this setting.
Intel(R) Turbo Boost Max Technology 3.0 Enables or disables Intel®
Turbo Boost Max Technology 3.0. Intel Turbo Boost Max Technology 3.0 allows the system to identify the processor’s best performance core and lets you manually direct the most critical workloads to it. You can even adjust the frequency of each core individually for performance optimization.
CPU Flex Ratio Override
Enables or disables the CPU Flex Ratio.
  CPU Flex Ratio Settings
Allows you to set the CPU Flex Ratio. The adjustable range may vary by CPU.
Frequency TVB
Frequency Clipping TVB
Allows you to enable or disable automatic CPU frequency reduction initiated by Thermal Velocity Boost.
Enhanced TVB
Enables or disables the enhanced Thermal Velocity Boost (TVB) feature. Auto lets the BIOS automatically configure this setting.
Voltage Reduction Initiated TVB
Allows you to enable or disable automatic CPU voltage reduction initiated by Thermal Velocity Boost.
Auto lets the BIOS automatically configure this setting.
IA CEP (Current Excursion Protection)
Allows you to enable or disable IA CEP.
GT CEP (Current Excursion Protection)
Allows you to enable or disable GT CEP.
Fll OC Mode Allows you to select FLL mode.
Legacy Game Compatibility Mode
Allows you to enable Legacy Game Compatibility Mode to improve functionality of older games.
Intel (VMX) Virtualization Technology Enables or disables Intel
Core VR Fast Vmode® (VMX) Virtualization Technology. Enables or disables Core Fast V-Mode.
Under Voltage Protection Enables or disables this function.
Intel(R) Dynamic Tuning Technology Enables or disables Intel® Dynamic Tuning Technology.
AVX Settings
Allows you to configure AVX related settings. Auto sets the settings according to the CPU specifications.
  AVX
Allows you to disable the AVX instruction sets on a CPU that supports AVX. This item is configurable only when AVX Settings is set to User Defined.
AVX Offset
When the processor runs AVX workloads, the CPU Clock Ratio will be reduced by the desired AVX offset value. For example, if the value is set to 3, the CPU Clock Ratio will be reduced by 3 when executing AVX instructions.
AVX Optimum
Allows you to optimize the AVX instructions.
AVX Voltage Guardband Scale Factor
Allows you to lower the standard AVX voltage.
Active Turbo Ratios
Turbo Ratio
Allows you to set the CPU Turbo ratios for different number of active cores. Auto sets the CPU Turbo ratios according to the CPU specifications. This item is configurable only when Active Turbo Ratios is set to Manual.
CPU Cores Enabling Mode
Allows you to select how to enable CPU cores.
No. of CPU P-Cores Enabled
Allows you to select the number of CPU P-cores to enable (the number of CPU cores may vary by CPU).
This item is configurable only when CPU Cores Enabling Mode is set to Random Mode. Auto lets the BIOS automatically configure this setting.
No. of CPU E-Cores Enabled
Allows you to select the number of CPU E-cores to enable (the number of CPU cores may vary by CPU).
This item is configurable only when CPU Cores Enabling Mode is set to Random Mode. Auto lets the BIOS automatically configure this setting.
Active P-Core/E-Core
Allows you to select which CPU core to enable. The number of CPU cores may vary by CPU. This item is configurable only when CPU Cores Enabling Mode is set to Selectable. Auto lets the BIOS automatically configure this setting. per Core HT Disable Settings
Core HT Disable
Allows you to determine whether to disable the HT feature for each CPU core. This item is configurable only when per Core HT Disable Setting is set to Manual.
C-States Control
CPU Enhanced Halt (C1E)
Enables or disables Intel
CPU Enhanced Halt (C1E) function, a CPU power-saving function in system halt state.
When enabled, the CPU core frequency and voltage will be reduced during system halt state to decrease power consumption. Auto lets the BIOS automatically configure this setting. This item is configurable only when C-States Control is set to Enabled.
C6/C7 State Support
Allows you to determine whether to let the CPU enter C6/C7 mode in system halt state. When enabled, the CPU core frequency and voltage will be reduced during system halt state to decrease power consumption.
The C6/C7 state is a more enhanced power-saving state than C3. Auto lets the BIOS automatically configure this setting. This item is configurable only when C-States Control is set to Enabled.
C8 State Support
Allows you to determine whether to let the CPU enter C8 mode in system halt state. When enabled, the CPU core frequency and voltage will be reduced during system halt state to decrease power consumption. The C8 state is a more enhanced power-saving state than C6/C7. Auto lets the BIOS automatically configure  this setting. This item is configurable only when C-States Control is set to Enabled.
C10 State Support
Allows you to determine whether to let the CPU enter C10 mode in system halt state. When enabled, the CPU core frequency and voltage will be reduced during system halt state to decrease power consumption.
The C10 state is a more enhanced power-saving state than C8. Auto lets the BIOS automatically configure this setting. This item is configurable only when C-States Control is set to Enabled.
Package C State limit
Allows you to specify the C-state limit for the processor. Auto lets the BIOS automatically configure this setting. This item is configurable only when C-States Control is set to Enabled.
Turbo Power Limits
Allows you to set a power limit for CPU Turbo mode. When the CPU power consumption exceeds the specified power limit, the CPU will automatically reduce the core frequency in order to reduce the power.
Auto sets the settings according to the CPU specifications.
Power Limit TDP (Watts) / Power Limit Time Allows you to set the power limit for CPU/platform/memory Turbo mode and how long it takes to operate at the specified power limit. Auto sets the power limit according to the CPU specifications. This item is
configurable only when Turbo Power Limits is set to Enabled.
Core Current Limit (Amps)
Allows you to set a current limit for CPU Turbo mode. When the CPU current exceeds the specified current limit, the CPU will automatically reduce the core frequency in order to reduce the current. Auto sets the settings according to the CPU specifications. This item is configurable only when Turbo Power Limits is set to Enabled.
Turbo Per Core Limit Control
Allows you to control each CPU core limit separately.
DDR5 Auto Booster
Enables or disables the DDR5 Dynamic Turbo Boost feature, which allows automatic switching between default frequency and boosted frequency. Auto lets the BIOS automatically configure this setting.
High Bandwidth
Enables or disables high bandwidth memory mode. Auto lets the BIOS automatically configure this setting.
Low Latency
Enables or disables low latency memory mode. Auto lets the BIOS automatically configure this setting.
DDR5 XMP Booster
Allows you to select among profiles that are built for specific memory IC manufacturers to enhance memory performance.
**** Extreme Memory Profile (X.M.P.)
Allows the BIOS to read the SPD data on systems already the installed XMP memory module(s) to enhance memory performance when enabled.

• Disabled Disables this function.
• Profile1 Uses Profile 1 settings.
• Profile2 Uses Profile 2 settings. (Available only when you install a memory module that supports this feature.)

**Advanced Memory Settings
System Memory Multiplier
Allows you to set the system memory multiplier. Auto sets memory multiplier according to memory SPD data. **Memory Ref Clock
Allows you to manually adjust the memory reference clock.
Gear Mode
Allows you to improve the maximum OC frequency potential.
Memory Boot Mode
Provides memory detection and training methods.
Auto Lets the BIOS automatically configure this setting.
Normal The BIOS automatically performs memory training. Please note that if the system becomes unstable or unbootable, try to clear the CMOS values and reset the board to default values. Refer to the introductions of the battery/clear CMOS jumper/ button in the user’s manual for how to clear the CMOS values.
Enable Fast Boot Skip memory detection and training in some specific criteria for faster memory boot.
Disable Fast Boot Detect and train memory at every single boot.
SA GV
Enables or disables System Agent Geyserville (SAGV), which allows the system to dynamically switich voltgages or frequencies according to workloads, or fix the value to a specific point. Auto lets the BIOS automatically configure this setting.
Dynamic Memory Boost
Enables or disables the Dynamic Memory Bootst feature, which allows automatic switching between default SPD Profile frequency and select XMP profile frequency. Auto lets the BIOS automatically configure this setting. This item is configurable only when Realtime Memory Frequency is set to Disabled.
Realtime Memory Frequency
Enables or disables the Realtime Memory Frequency feature, which allows manual switching between default PD profile frequency and selected XMP profile frequency. Auto lets the BIOS automatically configure this setting. This item is configurable only when Dynamic Memory Boost is set to Disabled.
Realtime Memory Timing
Allows you to fine-tune memory timings after the BIOS stage.
Fine Granularity Refresh
Enables or disables memory Fine Granularity Refresh (FGR) mode.
Memory Enhancement Settings
Allows the system to operate at different performance levels.
Memory Channel Detection Message
Allows you to determine whether to show an alert message when the memory is not installed in the optimal memory channel.
Retry Loop Count
Allows you to set the number of times for memory self-test if memory overclocking fails.

• SPD Info
  Displays information on the installed memory.

• SPD Setup
  Allows you to configure memory parameters for the installed memory or save the settings as a profile.

• Memory Channels Timings
  Channels Standard Timing Control, Channels Advanced Timing Control, Channels Misc

•  Timing Control
  These sections provide memory timing settings. Note: Your system may become unstable or fail to boot after you make changes on the memory timings. If this occurs, please reset the board to default values by loading optimized defaults or clearing the CMOS values.

• Memory Training Settings
  Allows you to adjust memory training settings.

• CPU/PCH Voltage Control/DRAM Voltage Control
  These items allow you to adjust the CPU, Chipset, and memory voltages. The displayed items and values may vary depending on the CPU used.

Advanced Voltage Settings This submenu allows you to configure Load-Line Calibration level, over-voltage protection level, and overcurrent protection level.
DDR5 Voltage Control These items allow you to adjust DDR5 memory voltages.

Settings

Platform Power
Platform Power Management
Enables or disables the Active State Power Management function (ASPM).
PEG ASPM
Allows you to configure the ASPM mode for the device connected to the CPU PEG bus. This item is configurable only when Platform Power Management is set to Enabled.
PCH ASPM
Allows you to configure the ASPM mode for the device connected to Chipset’s PCI Express bus. This item is configurable only when Platform Power Management is set to Enabled.
DMI ASPM
Allows you to configure the ASPM mode for both CPU side and Chipset side of the DMI link. This item is configurable only when Platform Power Management is set to Enabled.
S3 Save Mode
Allows you to determine whether to let the system enter power-saving mode in system S3 state.
ErP
Determines whether to let the system consume least power in S5 (shutdown) state.
Note: When this item is set to Enabled, the Resume by Alarm function becomes unavailable.
**** Soft-Off by PWR-BTTN
Configures the way to turn off the computer in MS-DOS mode using the power button.

• Instant-Off Press the power button and then the system will be turned off instantly.
• Delay 4 Sec. Press and hold the power button for 4 seconds to turn off the system. If the power button is pressed for less than 4 seconds, the system will enter suspend mode.

Resume by Alarm
Determines whether to power on the system at a desired time.
If enabled, set the date and time as following:
Wake up day: Turn on the system at a specific time on each day or on a specific day in a month.
Wake up hour/minute/second: Set the time at which the system will be powered on automatically.
Note: When using this function, avoid inadequate shutdown from the operating system or removal of the AC power, or the settings may not be effective.
Native ASPM
Allows you to select between BIOS or operating system-controlled ASPM. Enabled selects operating system-controlled ASPM; Disabled selects BIOS-controlled ASPM. Auto lets the BIOS automatically configure this setting.
Power Loading
Enables or disables dummy load. When the power supply is at low load, a self- protection will activate causing it to shutdown or fail. If this occurs, please set to Enabled. Auto lets the BIOS automatically configure this setting.
** RC6(Render Standby)
Allows you to determine whether to let the onboard graphics enter standby mode to decrease power consumption.
AC BACK**
Determines the state of the system after the return of power from an AC power loss.

• Memory The system returns to its last known awake state upon the return of the AC power.
• Always On The system is turned on upon the return of the AC power.
• Always Off The system stays off upon the return of the AC power.

IO Ports Initial Display Output
Specifies the first initiation of the monitor display from the installed PCI Express graphics card or the onboard graphics.

• IGFX Sets the onboard graphics as the first display.
• PCIe 1 Slot Sets the graphics card on the PCIEX16 slot as the first display.
• PCIe 2 Slot Sets the graphics card on the PCIEX4 slot as the first display.

Internal Graphics
Enables or disables the onboard graphics function.
SPD Write Disable
Allows you to determine whether to disable SPD Write.

• TRUE Disables SPD Write.
• FALSE Enables SPD Write.
•  DVMT Pre-Allocated
  Allows you to set the onboard graphics memory size.

Aperture Size
Allows you to set the maximum amount of system memory that can be allocated to the graphics card.
Options are: 128MB, 256MB, 512MB, and 1024MB.
PCIE Bifurcation Support
Allows you to determine how the bandwidth of the PCIEX16 slot is divided.
OnBoard LAN Controller (Marvell® AQtion AQC107 10GbE LAN Chip)
Enables or disables the onboard LAN function. If you wish to install a 3rd party add-in network card instead of using the onboard LAN, set this item to Disabled.
OnBoard LAN Controller#2 (Intel®
2.5GbE LAN Chip)
Enables or disables the onboard LAN function. If you wish to install a 3rd party add-in network card instead of using the onboard LAN, set this item to Disabled.
Above 4G Decoding
Enables or disables 64-bit capable devices to be decoded in above 4 GB address space (only if your system supports 64-bit PCI decoding). Set to Enabled if more than one advanced graphics card are installed and their drivers are not able to be launched when entering the operating system (because of the limited 4 GB memory address space).
Above 4G MMIO BIOS assignment
Enables or disables above 4 GB memory mapped IO BIOS assignment for 64-bit capable devices.
Re-Size BAR Support
Enables or disables support for Resizable BAR.
IOAPIC 24-119 Entries
Enables or disables this function.
GNA (Gaussian & Neural Accelerator)
Enables or disables the Gaussian & Neural Accelerator feature.
Gigabyte Utilities Downloader Configuration
Gigabyte Utilities Downloader Configuration
Allows you to determine whether to automatically download and install GIGABYTE Control Center after entering the operating system. Before the installation, make sure the system is connected to the Internet.
Thunderbolt(TM) Configuration
This sub-menu provides Intel
PCIE Tunneling over USB4®
Thunderbolt™ related configuration options. Enables or disables PCIE Tunneling over USB4.
Discrete Thunderbolt(TM) Support Enables or disables the Intel® Thunderbolt
Wake From Thunderbolt(TM) Devices™ Technology.
Enabled allows the system to wake up from Thunderbolt™ devices.
Discrete Thunderbolt(TM) Configuration
Thunderbolt Boot Support
Enabled allows for booting from bootable devices connected through Thunderbolt™.
GPIO filter
GPIO filter is needed to avoid electrical noise on PCH GPIOs during hotplug of 12V USB devices.
DTBT Go2Sx Command
Enables or disables the Go2sx command to put DTBT into Sx state while system is going into Sx.
DTBT Controller 0 Configuration
DTBT Controller 0
Enables or disables DTBT Controller 0.
Extra Bus Reserved
This item allows you to set the number of the bus reserved for Thunderbolt™ ports.
Reserved Memory
Allows you to set the reserved memory for this root bridge.
Memory Alignment
Allows you to set memory alignment.
Reserved PMemory
Allows you to set the reserved prefetchable memory for this root bridge.
PMemory Alignment
Allows you to set prefetchable memory alignment.
** Reserved I/O
Allows you to set reserved I/O for DTBT Controller 0.
USB Configuration
** Legacy USB Support
Allows USB keyboard/mouse to be used in MS-DOS.
XHCI Hand-off
Determines whether to enable XHCI Hand-off feature for an operating system without XHCI Hand-off
support.
USB Mass Storage Driver Support
Enables or disables support for USB storage devices.
Port 60/64 Emulation
Enables or disables support for USB storage devices.
Mass Storage Devices
Displays a list of connected USB mass storage devices. This item appears only when a USB storage device is installed.

Network Stack Configuration
Network Stack
Disables or enables booting from the network to install a GPT format OS, such as installing the OS from
the Windows Deployment Services server.
IPv4 PXE Support
Enables or disables IPv4 PXE Support. This item is configurable only when Network Stack is enabled.
IPv4 HTTP Support
Enables or disables HTTP boot support for IPv4. This item is configurable only when Network Stack is
enabled.
IPv6 PXE Support
Enables or disables IPv6 PXE Support. This item is configurable only when Network Stack is enabled.
** IPv6 HTTP Support
Enables or disables HTTP boot support for IPv6. This item is configurable only when Network Stack is
enabled.
PXE boot wait time
Allows you to configure how long to wait before you can press to abort the PXE boot. This item is
configurable only when Network Stack is enabled.
Media detect count
Allows you to set the number of times to check the presence of media. This item is configurable only when
Network Stack is enabled.
NVMe Configuration
Displays information on your M.2 NVME PCIe SSD if installed.
SATA Configuration
SATA Controller(s)
Enables or disables the integrated SATA controllers.
Aggressive LPM Support
Enables or disables the power saving feature, ALPM (Aggressive Link Power Management), for the Chipset SATA controllers.
Port
Enables or disables each SATA port.
** SATA Port DevSlp
Allows you to determine whether to let the connected SATA device go into sleep mode.
Hot plug
Enables or disable the hot plug capability for each SATA port.
Configured as eSATA
Enables or disables support for external SATA devices.
VMD setup menu
Allows you to configure the VMD controllers. To create RAID configurations, set Enable VMD controller to nabled and set Enable VMD Global Mapping to Disabled. Then depending on the SATA/M.2 connector you use, set the corresponding Map this Root Port under VMD item to Enabled. Please navigate to the
“Configuring a RAID Set” page of GIGABYTE’s website for instructions on configuring a RAID array.
Intel(R) Ethernet Controller
This sub-menu provides information on LAN configuration and related configuration options.
Miscellaneous LEDs in System Power On State
Allows you to enable or disable motherboard LED lighting when the system is on.

• Off Disables the selected lighting mode when the system is on.
• On Enables the selected lighting mode when the system is on.

RST_SW (MULTIKEY) (Functionality of the RST_SW Button)

• Set this button to HW Reset Use the button to reset your system.
• Set this button to Switch LED On/Off Use the button to turn on/off the motherboard LEDs.
• Set this button to Enter BIOS Setup Use the button to enter the BIOS Setup.
• Set this button to Boot on Safe Mode Use the button to boot the system in safe mode.

Onboard DB Port LED
Allows you to enable or disable the LED lighting of the motherboard debug LEDs when the system is on.
Intel Platform Trust Technology (PTT) Enables or disables Intel
3DMark01 Enhancement® PTT Technology.
Allows you to determine whether to enhance some legacy benchmark performance.
CPU PCIe Link Speed
Allows you to set the operation mode of the CPU-controlled PCI Express slots. Actual operation mode is subject to the hardware specification of each slot. Auto lets the BIOS automatically configure this setting.
PCH PCIe Link Speed
Allows you to set the operation mode of the chipset-controlled PCI Express slots. Actual operation mode is subject to the hardware specification of each slot. Auto lets the BIOS automatically configure this setting.
PCH PCIe X4 Link Speed
Allows you to set the operation mode of the Chipset-controlled PCI Express x4 slot(s). Actual operation mode is subject to the hardware specification of each slot. Auto lets the BIOS automatically configure this setting.
**VT-d
Enables or disables Intel® Virtualization Technology for Directed I/O.
CPU VCore Sense**
Provides you with different ways to detect CPU Vcore.

• MB Sense The detected value of CPU Vcore voltage comes from the motherboard.
• Direct Sense The detected value of CPU Vcore voltage comes from the CPU socket.

**** Panel Brightness
Allows you to set the brightness of the LCD panel on the motherboard. This item is only present on models that have an LCD panel.

• Trusted Computing
  Enables or disables Trusted Platform Module (TPM).

• Acoustic Noise Settings
  Allows you to configure acoustic noise settings for IA, GT and SA domains.

• Option Search (Hot Key: Alt-F)
  This screen allows you to enter keyword(s)(English only) to find the BIOS option you are looking for. Press and to enter the Option Search screen. Type the keyword(s) in the search field and press

  or click Search.

PC Health Status
Reset Case Open Status

• Disabled Keeps or clears the record of previous chassis intrusion status.
• Enabled Clears the record of previous chassis intrusion status and the Case Open field will show “No” at next boot.

**   Case Open
Displays the detection status of the chassis intrusion detection device attached to the motherboard CI header. If the system chassis cover is removed, this field will show “Yes”, otherwise it will show “No”. To clear the chassis intrusion status record, set Reset Case Open Status to Enabled, save the settings to the CMOS, and then restart your system.
**   CPU Vcore/CPU VCCIN AUX/CPU VCCSA/VDD2 CPU/PCH1.8V/+3.3V/+5V/PCH 0.82V/+12V/CPU VAXG
Displays the current system voltages. The displayed items and values may vary depending on the CPU used.

System Info

This section provides information on your motherboard model and BIOS version. You can also select the default language used by the BIOS and manually set the system time.
Access Level
Displays the current access level depending on the type of password protection used. (If no password is set, the default will display as Administrator.) The Administrator level allows you to make changes to all BIOS settings; the User level only allows you to make changes to certain BIOS settings but not all.
System Language
Selects the default language used by the BIOS.
System Date
Sets the system date. The date format is week (read-only), month, date, and year. Use to switch between the Month, Date, and Year fields and use the or key to set the desired value.
System Time
Sets the system time. The time format is hour, minute, and second. For example, 1 p.m. is 13:00:00. Use to switch between the Hour, Minute, and Second fields and use the or key to set the desired value.
Plug in Devices Info
Displays information on your PCI Express and M.2 devices if installed.
Q-Flash
Allows you to access the Q-Flash utility to update the BIOS or back up the current BIOS configuration.

Boot

Bootup NumLock State
Enables or disables Numlock feature on the numeric keypad of the keyboard after the POST.
CFG Lock
Enables or disables the MSR 0xE2 function.
Security Option
Specifies whether a password is required every time the system boots, or only when you enter BIOS Setup.
After configuring this item, set the password(s) under the Administrator Password/User Password item.
Setup A password is only required for entering the BIOS Setup program.
System A password is required for booting the system and for entering the BIOS Setup program.
Full Screen LOGO Show
Allows you to determine whether to display the GIGABYTE Logo at system startup. Disabled skips the
GIGABYTE Logo when the system starts up.
Fast Boot
Enables or disables Fast Boot to shorten the OS boot process. Ultra Fast provides the fastest bootup speed.
SATA Suppor t
Last Boot SATA Devices Only Except for the previous boot drive, all SATA devices are disabled before the OS boot process completes.
All SATA Devices All SATA devices are functional in the operating system and during the POST.
This item is configurable only when Fast Boot is set to Enabled or Ultra Fast.
VGA Support
Allows you to select which type of operating system to boot.

• Auto Enables Legacy Option ROM only.
• EFI Driver Enables EFI option ROM.

This item is configurable only when Fast Boot is set to Enabled or Ultra Fast.
USB Support

• Disable Link All USB devices are disabled before the OS boot process completes.
• Full Initial All USB devices are functional in the operating system and during the POST.
• Partial Initial Part of the USB devices are disabled before the OS boot process completes.

This item is configurable only when Fast Boot is set to Enabled or Ultra Fast. This function is disabled when Fast Boot is set to Ultra Fast.
NetWork Stack Driver Support

• Disable Link Disables booting from the network.
• Enabled Enables booting from the network.

This item is configurable only when Fast Boot is set to Enabled or Ultra Fast.
Next Boot After AC Power Loss

• Normal Boot Enables normal bootup upon the return of the AC power.
• Fast Boot Keeps the Fast Boot settings upon the return of the AC power. This item is configurable only when Fast Boot is set to Enabled or Ultra Fast.

Mouse Speed
Allows you to set the mouse cursor movement speed.
Windows 10 Features
Allows you to select the operating system to be installed.
CSM Support
Enables or disables UEFI CSM (Compatibility Support Module) to support a legacy PC boot process.

• Disabled Disables UEFI CSM and supports UEFI BIOS boot process only.
• Enabled Enables UEFI CSM.

LAN PXE Boot Option ROM
Allows you to select whether to enable the legacy option ROM for the LAN controller.
This item is configurable only when CSM Support is set to Enabled.
Storage Boot Option Control
Allows you to select whether to enable the UEFI or legacy option ROM for the storage device controller.

• Do not launch Disables option ROM.
• UEFI Enables UEFI option ROM only.
• Legacy Enables legacy option ROM only.

This item is configurable only when CSM Support is set to Enabled.

• Other PCI devices
  Allows you to select whether to enable the UEFI or Legacy option ROM for the PCI device controller other than the LAN, storage device, and graphics controllers

Do not launch Disables Option ROM.
UEFI Enables UEFI option ROM only.
** Legacy Enables legacy option ROM only.
This item is configurable only when CSM Support is set to Enabled.
Administrator Password
Allows you to configure an administrator password. Press on this item, type the password, and then press . You will be requested to confirm the password. Type the password again and press . You must enter the administrator password (or user password) at system startup and when entering BIOS Setup. Differing from the user password, the administrator password allows you to make changes to all BIOS settings.
User Password
Allows you to configure a user password. Press on this item, type the password, and then press . You will be requested to confirm the password. Type the password again and press .
You must enter the administrator password (or user password) at system startup and when entering BIOS Setup. However, the user password only allows you to make changes to certain BIOS settings but not all.
To cancel the password, press on the password item and when requested for the password, enter the correct one first. When prompted for a new password, press without entering any password.
Press again when prompted to confirm.
NOTE: Before setting the User Password, be sure to set the Administrator Password first.
Secure Boot**
Allows you to enable or disable Secure Boot and configure related settings. This item is configurable only when CSM Support is set to Disabled.
Preferred Operating Mode
Allows you to select whether to enter Easy mode or Advanced mode after entering BIOS Setup.
Auto enters the BIOS mode where it was last time.

Save & Exit

Save & Exit Setup
Press on this item and select Yes. This saves the changes to the CMOS and exits the BIOS Setup program. Select No or press to return to the BIOS Setup Main Menu.
Exit Without Saving
Press on this item and select Yes. This exits the BIOS Setup without saving the changes made in BIOS Setup to the CMOS. Select No or press to return to the BIOS Setup Main Menu.
Load Optimized Defaults
Press on this item and select Yes to load the BIOS factory default settings. The BIOS defaults settings help the system to operate in optimum state. Always load the Optimized defaults after updating the BIOS or after clearing the CMOS values.
Boot Override
Allows you to select a device to boot immediately. Press on the device you select and select Yes to confirm. Your system will restart automatically and boot from that device.
Save Profiles
This function allows you to save the current BIOS settings to a profile. You can create up to 8 profiles and save as Setup Profile 1~ Setup Profile 8. Press to complete. Or you can select Select File in HDD/FDD/USB to save the profile to your storage device.
Load Profiles
If your system becomes unstable and you have loaded the BIOS default settings, you can use this function to load the BIOS settings from a profile created before, without the hassles of reconfiguring the BIOS settings. First select the profile you wish to load and then press to complete. You can select Select File in HDD/FDD/USB to input the profile previously created from your storage device or load the profile automatically created by the BIOS, such as reverting the BIOS settings to the last settings that worked properly (last known good record).

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