MSI Z97 Gaming 9 Manual

							
3-16BIOS Setup3-17BIOS Setup

Chapter 3
3-16BIOS Setup3-17BIOS Setup

OC
 Important
Overclocking your PC manually is only recommended for advanced users.
Overclocking is not guaranteed, and if done improperly, can void your warranty or severely damage your hardware.
If you are unfamiliar with overclocking, we advise you to use OC Genie for easy overclocking.
Simple/Advanced Mode [Simple]
Enables or disables the advanced OC settings in BIOS. 
[Simple] Provides the regular OC settings in BIOS setup.  
[Advanced]   Provides the advanced OC settings for experienced users to configure 
in BIOS setup.
Note: We use * as the symbol for the OC settings of Advanced mode.
< CPU Setting >
Adjust CPU Ratio [Auto]
Sets the CPU ratio that is used to determine CPU clock speed. This item can only be changed if the processor supports this function.
Adjusted CPU Frequency 
Shows the adjusted CPU frequency. Read-only.
EIST [Enabled]*
Enables or disables the Enhanced Intel® SpeedStep Technology. This item will be available when "Adjust CPU Ratio" is set to [Auto].  
[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. 
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OC Genie Function Control [By Onboard Button] 
Enables the OC Genie function by virtual button in BIOS or physical button on motherboard. Enabling OC Genie function can automatically overclock the system with MSI optimized overclocking profile. 
[By BIOS Options] OC Genie function is enabled by clicking the virtual OC Genie  
  button at the top left corner of BIOS setup screen.
[By Onboard Button]OC Genie function is enabled by pressing the physical OC Genie 
   button on the motherboard. 
 Important
We recommend that you do not to make any modification in OC menu and do not to load defaults after enabling the OC Genie function.
Updating BIOS or clearing CMOS is not allowed in OC Genie mode, and it may cause OC Genie function fail or other effect. 
Adjust Ring Ratio [Auto]
Sets the ring ratio. The valid value range depends on the installed CPU. 
Adjusted Ring Frequency 
Shows the adjusted Ring frequency. Read-only.
Adjust GT Ratio [Auto]
Sets the integrated graphics ratio. The valid value range depends on the installed CPU. 
Adjusted GT Frequency
Shows the adjusted integrated graphics frequency. Read-only.
< CPU BCLK Setting > 
CPU Base Clock (MHz) [Default] 
Sets the CPU Base clock. You may overclock the CPU by adjusting this value. Please note that overclocking behavior and stability is not guaranteed. This item appears when the installed processor supports this function. 
< DRAM Setting >
DRAM Frequency [Auto]
Sets the DRAM frequency. Please note the overclocking behavior is not guaranteed.
Adjusted DRAM Frequency
Shows the adjusted DRAM frequency. Read-only.
Extreme Memory Profile (X.M.P) [Disabled]
X.M.P. (Extreme Memory Profile) is the overclocking technology by memory module. This item will be available when you install the memory modules that support X.M.P. technology.
[Disabled]  Disables this function.
[Profile 1]  Uses profile1 over-clocking settings of installed XMP memory module.
[Profile 2]  Uses profile2 over-clocking settings of installed XMP memory module.
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Memory Try It ! [Disabled] 
Memory Try It! works for improving memory compatibility or performance by choosing optimized memory preset.
DRAM Timing Mode [Auto]
Selects the memory timing mode.
[Auto] DRAM timings will be determined based on SPD (Serial Presence 
Detect) of installed memory modules.
[Link]  Allows user to configure the DRAM timing manually for all memory 
channel.
[UnLink]  Allows user to configure the DRAM timing manually for respective 
memory channel. 
Advanced DRAM Configuration
Press  to enter the sub-menu. This sub-menu will be activated after setting [Link] or [Unlink] in “DRAM Timing Mode”. User can set the memory timing for each memory channel. The system may become unstable or unbootable after changing memory timing. If it occurs, please clear the CMOS data and restore the default settings. (Refer to the Clear CMOS jumper/ button section to clear the CMOS data, and enter the BIOS to load the default settings.)
DRAM Training Configuration*
Press  to enter the sub-menu. Enables or disables the various training ways of DRAM. The system may become unstable or unbootable after changing these items in this sub-menu. If it occurs, please clear the CMOS data and restore the default settings. (Refer to the Clear CMOS jumper/ button section to clear the CMOS data, and enter the BIOS to load the default settings.)
Memory Fast Boot [Auto] 
Enables or disables the initiation and training for memory every booting.
[Auto] This setting will be configured automatically by BIOS.
[Enabled]   Memory will completely imitate the archive of first initiation and first 
training. After that, the memory will not be initialed and trained when booting to accelerate the system booting time.
[Disabled]  The memory will be initialed and trained every booting.  
< Voltage Setting >
DigitALL Power 
Press  to enter the sub-menu. Controls the digital powers related to CPU PWM.
VR 12VIN OCP Expander [Auto]
Expands the limitation of VR Over Current Protection with 12V input voltage. The higher expanding value indicates less protection. Therefore, please adjust the current carefully if needed, or it may damage the CPU/ VR MOS. If set to "Auto",  BIOS will configure this setting automatically.
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CPU Phase Control [Auto]
Controls PWM phase proportionally to the CPU loading. If set to "Auto",  BIOS will optimize the CPU PWM phase automatically.
[Auto]  This setting will be configured automatically by BIOS.
[Normal]  Sets the normal power phase profile for CPU, it could provide a 
stable system proformance and effective power-saving capability. 
[Optimized]  Sets the optimum power phase profile for CPU, it could provide the 
system with an optimum power-saving capability.
[Disabled]  Disables the PWM power phase switching feature.   
CPU Vdroop Offset Control [Auto]   
Sets a percentage of offset voltage for CPU vdroop.  If set to "Auto",  BIOS will configure this setting automatically.
CPU Over Voltage Protection [Auto]
Sets the voltage limit for CPU over-voltage protection. If set to "Auto",  BIOS will configure this setting automatically.  Higher voltage provides less protection and may damage the system.
CPU Under Voltage Protection [Auto]
Sets the voltage limit for CPU under-voltage protection. If set to "Auto",  BIOS will configure this setting automatically. Higher voltage provides less protection and may damage the system.
CPU Over Current Protection [Auto]
Sets the current limit for CPU over-current protection. If set to "Auto",  BIOS will configure this setting automatically. Higher voltage provides less protection and may damage the system.
CPU Switching Frequency [Auto]
Sets the PWM working speed to stabilize CPU Core voltage and minimize ripple range. Increasing the PWM working speed will cause higher temperature of MOSFET. So please make sure a cooling solution is well-prepared for MOSFET before you increase the value. If set to "Auto",  BIOS will configure this setting automatically.
CPU VRM Over Temperature Protection [Enabled]
Enables or disables the CPU VRM over-temperature protection. 
[Enabled]  Sets the temperature limit on CPU VRM for over-temperature 
protection. The CPU frequency may be throttled when CPU VRM over the specified temperature. 
[Disabled]  Disables this function.
DRAM Phase Control [Auto]         
Controls PWM phase proportionally to the DRAM loading. If set to "Auto",  BIOS will optimize the DRAM PWM phase automatically.
[Auto]  This setting will be configured automatically by BIOS.
[Disabled]  Disables the PWM power phase switching feature. 
DRAM Switching Frequency [Auto]
Sets the PWM working speed to stabilize DRAM voltage and minimize ripple range.   If set to "Auto",  BIOS will configure this setting automatically.
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VCCIN Voltage [Auto] 
Sets the CPU input voltage. The CPU input voltage is the CPU power source that is shared with components of the CPU.
CPU Core/Ring/GT Voltage Mode [Auto]* 
Selects the control mode for CPU Core/ Ring/ GT voltages. 
[Auto]   This setting will be configured automatically by BIOS.
[Adaptive Mode]  Sets the adaptive voltage automatically for optimizing the system  
  performance. 
[Override Mode]  Allows you to set the voltage manually.
[Offset Mode]    Allows you to set the offset voltage and select the voltage    
  offset mode. 
[Adaptive + Offset ]  Sets the adaptive voltage automatically and allows you to set the  
  offset voltage.
[Override + Offset ]  Allows you to set the voltage and the offset voltage manually.
CPU Core Voltage/ CPU Ring Voltage/ CPU GT Voltage [Auto] 
Sets the CPU Core/ Ring/ GT voltages. If set to "Auto",  BIOS will set these voltages automatically or you can set it manually. This item appears when "CPU Core/Ring/GT Voltage Mode" sets to [Auto]/ [Adaptive Mode]/ [Override Mode].
CPU Core/ Ring/ GT Voltage Offset Mode [Auto]* 
Selects the offset mode for CPU Core/ Ring/ GT voltage. This item appears when "CPU Core/Ring/GT Voltage Mode" sets to [Offset Mode]/ [Adaptive + Offset]/ [Override + Offset].
[Auto] This setting will be configured automatically by BIOS.
[+]  Allows you to offset the voltage by positive value mode. 
[-]  Allows you to offset the voltage by negative value mode.
CPU Core/ Ring/ GT Voltage Offset [Auto] 
Sets the offset value for CPU Core/ Ring/ GT voltage. If set to "Auto",  BIOS will set these voltages automatically or you can set it manually. This item appears when "CPU Core/Ring/GT Voltage Mode" sets to [Offset Mode]/ [Adaptive + Offset]/ [Override + Offset].
CPU SA/IOA/IOD Voltage Mode [Manual Mode]* 
Selects the control mode for CPU SA/ IOA (IO Analog)/ IOD (IO Digital) voltages. 
[Manual] Allows you to set the voltage manually.
[Offset]  Allows you to set the offset voltage and select the voltage offset mode. 
CPU SA/ IO Analog/ IO Digital Voltage Offset Mode [Auto]* 
Selects the offset mode for CPU SA/ IO Analog/ IO Digital voltage. This item appears when "CPU SA/IOA/IOD Voltage Mode" sets to [Offset Mode].
[Auto] This setting will be configured automatically by BIOS.
[+]  Allows you to offset the voltage by positive value mode. 
[-]  Allows you to offset the voltage by negative value mode.
CPU SA/ IO Analog/ IO Digital Voltage Offset [Auto]*
Sets the offset value for CPU SA/ IO Analog/ IO Digital voltage. If set to "Auto",  BIOS will set these voltages automatically or you can set it manually. This item appears when "CPU SA/IOA/IOD Voltage Mode" sets to [Offset Mode].
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CPU SA/ IO Analog/ IO Digital Voltage Offset [Auto]*
Sets the offset value for CPU SA/ IO Analog/ IO Digital voltage. If set to "Auto",  BIOS will set these voltages automatically or you can set it manually. This item appears when "CPU SA/IOA/IOD Voltage Mode" sets to [Offset Mode].
XXX Voltage [Auto]* (optional)
Sets the voltages related to memory/ PCH. If set to "Auto",  BIOS will set the voltage automatically or you can set it manually.
< Other Setting >
CPU Memory Changed Detect [Enabled]*
Enables or disables the system to issue a warning message during boot when the CPU or memory has been replaced.
[Enabled] The system will issue a warning message during boot and than needs 
to load the default settings for new devices.
[Disabled]  Disables this function and keeps the current BIOS settings.
CPU Specifications
Press  to enter the sub-menu. This sub-menu displays the information of installed CPU. You can also access this information menu at any time by pressing [F4]. Read only.
CPU Technology Support
Press  to enter the sub-menu. The sub-menu shows what the key features does the installed CPU support. Read only.
MEMORY-Z
Press  to enter the sub-menu. This sub-menu displays all the settings and timings of installed memory. You can also access this information menu at any time by pressing [F5]. 
DIMMXX Memory SPD
Press  to enter the sub-menu. The sub-menu displays the information of installed memory. Read only.
CPU Features
Press  to enter the sub-menu.
Hyper-Threading Technology [Enabled]
The processor uses Hyper-Threading technology to increase transaction rates and reduces end-user response times. Intel Hyper-Threading technology treats the multi cores inside the processor as multi logical processors that can execute instructions simultaneously. In this way, the system performance is highly improved. This item appears when the installed CPU supports this setting.
[Enable]  Enables Intel Hyper-Threading technology.
[Disabled]   Disables this item if the system does not support HT function.
Active Processor Cores [All]
This item allows you to select the number of active processor cores. 
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Limit CPUID Maximum [Disabled]
Enables or disables the extended CPUID value.
[Enabled]  BIOS will limit the maximum CPUID input value to circumvent 
boot problems with older operating system that do not support the processor with extended CPUID value. 
[Disabled]  Use the actual maximum CPUID input value.
Execute Disable Bit [Enabled]
Intel’s Execute Disable Bit functionality can prevent certain classes of malicious “buffer overflow” attacks where worms attempt to execute code to damage the system. It is recommended that keeps this item enabled always.
[Enabled]  Enables NO-Execution protection to prevent the malicious attacks 
and worms. 
[Disabled]  Disables this function.
Intel Virtualization Tech [Enabled]
Enables or disables Intel Virtualization technology. 
[Enabled] Enables Intel Virtualization technology and allows a platform to run 
multiple operating systems in independent partitions. The system can function as multiple systems virtually.
[Disabled]  Disables this function.
Hardware Prefetcher [Enabled]
Enables or disables the hardware prefetcher (MLC Streamer prefetcher).
[Enabled]  Allows the hardware prefetcher to automatically pre-fetch data 
and instructions into L2 cache from memory for tuning the CPU performance.
[Disabled]  Disables the hardware prefetcher.
Adjacent Cache Line Prefetch [Enabled]
Enables or disables the CPU hardware prefetcher (MLC Spatial prefetcher).
[Enabled]  Enables adjacent cache line prefetching for reducing the cache 
latency time and tuning the performance to the specific application.
[Disabled]  Enables the requested cache line only.
CPU AES Instructions [Enabled]
Enables or disables the CPU AES (Advanced Encryption Standard-New Instructions) support. This item appears when a CPU supports this function.
[Enabled]  Enables Intel AES support.
[Disabled]  Disables Intel AES support.
Intel Adaptive Thermal Monitor [Enabled]
Enables or disables the Intel adaptive thermal monitor function to protect the CPU from overheating.
[Enabled]  Throttles down the CPU core clock speed when the CPU is over the 
adaptive temperature.
[Disabled]  Disables this function.
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Intel C-State [Auto]  
C-state is a processor power management technology defined by ACPI.
[Auto]  This setting will be configured automatically by BIOS.
[Enabled]  Detects the idle state of system and reduce CPU power consumption 
accordingly.
[Disabled]    Disable this function.
C1E Support [Disabled]
Enables or disables the C1E function for power-saving in halt state. This item appears when "Intel C-State" is enabled.
[Enabled]  Enables C1E function to reduce the CPU frequency and voltage for 
power-saving in halt state.
[Disabled]  Disables this function.
Package C State limit [Auto]
This item allows you to select a CPU C-state mode for power-saving when system is idle. This item appears when "Intel C-State" is enabled.
[Auto]  This setting will be configured automatically by BIOS.
[C0~C7s]    The power-saving level from high to low is C7s, C7, C6, C3, C2, 
then C0. 
LakeTiny Feature [Disabled]
Enables or disables Intel Lake Tiny feature with iRST for SSD. This item appears when a installed CPU supports this function and "Intel C-State" is enabled.
[Enabled]  Enhance the dynamic IO load adjusted performance for accelerating 
the SSD speed.
[Disabled]  Disables this feature.
EIST [Enabled] 
Enables or disables the Enhanced Intel® SpeedStep Technology. This item will appear when "Simple/ Advanced Mode" is set to [Simple].  
[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 Simple mode and  appears when the installed CPU supports this function.
[Enabled]   Enables this function to boost CPU performance automatically above 
rated specifications 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)". 
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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 specified limit value, the CPU will automatically reduce the core frequency for reducing the current.
Internal VR OVP OCP Protection [Auto]
Enables or disables the over-voltage protection and over-current protection for CPU internal VR (Voltage Regulator).
[Auto] This setting will be configured automatically by BIOS.
[Enabled]  Sets the voltage limit on the CPU internal VR for over-voltage protection 
and over-current protection. 
[Disabled]  Disables this function for overclocking.
Internal VR Efficiency Management [Auto]
Enables or disables the CPU internal VR efficiency management.
[Auto] This setting will be configured automatically by BIOS.
[Enabled]  Enables the VR effciency management for power-saving control. 
[Disabled]  Disables this function.  
 
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3-26BIOS Setup3-27BIOS Setup

M-FLASH
 Important
M-Flash funcion allows you to update BIOS from USB flash disk (FAT32/ NTFS format only), or allows the system to boot from the BIOS file inside USB flash disk (FAT/ FAT32 format only). 
BIOS Boot Function [Disabled]
Enables or disables the system to boot form USB flash disk with BIOS file.
[Enabled] Enables the system to boot from the BIOS within USB flash disk.
[Disabled]  Enables the system to boot from the BIOS within ROM on motherboard.
*This may cause system unstable, MSI recommend it only for power users.
Select one file to boot 
Selects a BIOS file in the USB flash disk (NTFS/ FAT 32 format) to boot the system. This item will selectable when the “BIOS Boot function” is enabled. 
Save BIOS to storage
Saves the current BIOS file to the USB flash disk. The USB flash disk drive should be in FAT32 format.
Select one file to update BIOS and ME
Selects a BIOS file, includes the ME management settings, in the USB flash disk (NTFS/ FAT 32 format) to update the BIOS and ME. The system will reboot after updating. 
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