Gigabyte G1.assassin 2 Manual

- 31 -BIOS Setup
BIOS  (Basic  Input  and  Output  System)  records  hardware  parameters  of  the  system  in  the  CMOS  on  the 
motherboard.  Its  major  functions  include  conducting  the  Power-On  Self-Test  (POST)  during  system  startup, 
saving system parameters and loading operating system, etc. BIOS includes a BIOS Setup program that allows 
the user to modify basic system configuration settings or to activate certain system features. When the power is 
turned off, the battery on the...

BIOS Setup- 32 -
2-1 Startup Screen
The following startup Logo screen will appear when the computer boots.
Function Keys: 
: POST SCREEN
 Press the  key to skip the startup Logo. To turn off the startup Logo, refer to the instructions on the 
Full Screen LOGO Show item on page 49.
: BIOS SETUP\Q-FLASH
 Press the  key to enter BIOS Setup or to access the Q-Flash utility in BIOS Setup.
: SYSTEM INFORMATION
 Press the  key to display your system information.
: BOOT MENU
 Boot Menu allows you to set the...

- 33 -BIOS Setup
2-2 The Main Menu
A. The 3D BIOS Screen 
On GIGABYTE's uniquely designed 3D BIOS screen, you can use your mouse to move through the motherboard 
image and click to enter the function menu in each area for quick configuration. For example, pass your mouse 
arrow over the CPU and memory sockets and enter the System Tuning menu to configure CPU/memory frequency, 
memory timings, and voltage settings. For more detailed configuration items, you can click the function menu icons 
at the...

BIOS Setup- 34 -
BIOS Setup Menus
M.I.T. „
 Use this menu to configure the clock, frequency, and voltages of your CPU and memory, etc. Or check the 
system/CPU temperatures, voltages, and fan speeds. 
System „
 Use this menu to configure the default language used by the BIOS and system time and date. This menu 
also displays information on the devices connected to the SATA ports. 
BIOS Features „
 Use this menu to configure the device boot order, advanced features available on the CPU, and...

- 35 -BIOS Setup
2-3 M.I.T.
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...

BIOS Setup- 36 -
M.I.T. Current Status `
 This screen provides information on CPU/memory frequencies/parameters.
BCLK/PCIe Clock Control &
 Enables or disables the control of CPU base clock and PCIe bus frequency. Enabled will allow the Host 
Clock Frequency and Processor Base Clock items below to be configurable. Note: If your system fails 
to boot after overclocking, please wait for 20 seconds for automated system reboot, or clear the CMOS 
values to reset the board to default values. (Default:...

- 37 -BIOS Setup
(Note) This item is present only when you install a CPU that supports this feature. For more information about 
Intel CPUs' unique features, please visit Intel's website.
CPU Clock Ratio, CPU Frequency &
 The settings under the two items above are synchronous to that under the same items on the Advanced 
Frequency Settings menu.
Internal CPU PLL Overvoltage  &
 Enabled allows CPU PLL voltage to operate at a higher value. Disabled allows CPU PLL voltage to operate 
at default...

BIOS Setup- 38 -
CPU Core Enabled  &(Note 1)
 Allows you to determine the number of CPU cores you want to enable. Auto lets the BIOS automatically 
configure this setting. (Default: Auto)
Hyper-Threading Technology  &(Note 1)
 Allows  you  to  determine  whether  to  enable  Hyper-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....

- 39 -BIOS Setup
(Note) This item is present only when you install a memory module that supports this feature.
Extreme  Memory  Profile  (X.M.P.)  &(Note),  System  Memory  Multiplier  (SPD),  Memory 
Frequency(Mhz)
 The settings under the three items above are synchronous to those under the same items on the Advanced 
Frequency Settings menu.
Performance Enhance &
 Allows the system to operate at three different performance levels.
Normal    Lets the system operate at its basic performance level. ...

BIOS Setup- 40 -
This  sub-menu  provides  memory  timing  settings  for  each  channel  of  memory.  The  respective  timing  setting 
screens are configurable only when DRAM Timing Selectable is set to Quick or Expert. 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 th\
e CMOS values. 
Channel Interleaving &
 Enables or disables memory channel...