MSI Z97 Gaming 3 Manual

3-22
BIOS Setup3-23 BIOS Setup
 
▶SVID Communication [Auto]*
 
Enables or disables SVID (Serial Voltage Identification) support.
[Auto]  This setting will be configured automatically by BIOS.
[Enabled]   PWM phase will be changed dynamically according to the CPU SVID 
(Serial Voltage Identification).
[Disabled]  Disables SVID (Serial Voltage Identification) support.
 
▶VCCIN Voltage [Auto] 
Sets the CPU input voltage. The CPU input voltage is the CPU power source that is 
shared with components of the...

3-24
BIOS Setup3-25 BIOS Setup
 ▶CPU SA/ IOA/ IOD Voltage Offset [Auto]*
Sets the offset value for CPU SA/ IOA/ IOD 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].
 
▶CPU SA Voltage/ CPU IOA Voltage/ CPU IOD Voltage [Auto] 
Sets the CPU SA/ IOA (IO Analog)/ IOD (IO Digital) voltages. If set to "Auto",  BIOS will 
set these voltages automatically or you...

3-24
BIOS Setup3-25 BIOS Setup
 
▶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 “buf-
fer overflow” attacks where worms attempt to...

3-26
BIOS Setup3-27 BIOS Setup
 ▶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 ap-
pears when "Intel C-State" is enabled.
[Enabled]  Enables C1E function to...

3-26
BIOS Setup3-27 BIOS Setup
 
▶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...

3-28
BIOS Setup3-29 BIOS 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...

3-28
BIOS Setup3-29 BIOS Setup
OC PROFILE
 ▶Overclocking Profile 1/ 2/ 3/ 4/ 5/ 6
Overclocking Profile 1/ 2/ 3/ 4/ 5/ 6 management. Press  to enter the sub-menu.
 
▶Set Name for Overclocking Profile 1/ 2/ 3/ 4/ 5/ 6
Names the current overclocking profile. 
 
▶Save Overclocking Profile 1/ 2/ 3/ 4/ 5/ 6
Saves the current overclocking profile.
 
▶Load Overclocking Profile 1/ 2/ 3/ 4/ 5/ 6
Loads the current overclocking profile.
 
▶Clear Overclocking Profile 1/ 2/ 3/ 4/ 5/ 6
Clears the current overclocking...

3-30
BIOS SetupPB BIOS Setup
HARDWARE MONITOR
Current Temperature & Speed
information
Fan
control field
Voltage display
Setting 
Buttons
 
▶Current Temperature & Speed information
Shows the current CPU temperature, system temperature and fans' speeds.
 
▶Fan control field
This motherboard provides a fan speed control feature call “Smart Fan Mode”. 
Please check the “Smart Fan Mode” to enable the Smart Fan Mode. Smart Fan Mode 
automatically controls fan speed depending on the current CPU temperature...

Appendix A
Realtek Audio
The Realtek audio provides 10-channel DAC that simultaneously supports 7\
.1 
sound playback and 2 channels of independent stereo sound output (multi\
ple 
streaming) through the Front-Out-Left and Front-Out-Right channels.  

A-2
Software Configuration
After installing the audio driver (see Chapter 1 - Driver and Utilities\
), the “Realtek HD 
Audio Manager” icon will appear at the notification area (lower right of the screen). 
You may double click the icon and the GUI will pop up accordingly.
double click the icon
It is also available to enable the audio driver by clicking the 
Realtek HD Audio Manager  from the Control Panel .
Software panel overview
The following figure describes the function of the Realtek HD Audio...