Instruction Manual
Table Of Contents
- Contents
- Chapter 1 Product introduction
- Chapter 2 BIOS setup
- 2.1 Managing and updating your BIOS
- 2.2 BIOS setup program
- 2.3 Main menu
- 2.4 Ai Tweaker menu
- 2.4.1 AI Overclocking [Auto]
- 2.4.2 DRAM Frequency Control [Auto]
- 2.4.3 HT Link Speed [Auto]
- 2.4.4 CPU Voltage [Auto]
- 2.4.5 CPU/NB Voltage [Auto]
- 2.4.6 CPU VDDA Voltage [Auto]
- 2.4.7 DRAM Voltage [Auto]
- 2.4.8 HT Voltage [Auto]
- 2.4.9 NB Voltage [Auto]
- 2.4.10 CPU/LDT Spread Spectrum [Disabled]
- 2.4.11 PCIE Spread Spectrum [Disabled]
- 2.4.12 SATA Spread Spectrum [Disabled]
- 2.4.13 PCI Spread Spectrum [Disabled]
- 2.5 Advanced menu
- 2.6 Power menu
- 2.7 Boot menu
- 2.8 Tools menu
- 2.9 Exit menu

Chapter 2: BIOS setup 2-19
NVIDIA Core Calibration [Disabled]
Setting this item to [All Cores] or [Per Core] will enhance the processor’s overclocking ability.
Conguration options: [Disabled] [Auto] [All Cores] [Per Cores]
2.5.2 Chipset
The Chipset menu allows you to change the advanced chipset settings. Select an item then
press <Enter> to display the submenu.
NorthBridge Conguration
ECC Conguration
ECC Mode [Disabled]
Disables or sets the DRAM ECC mode that allows the hardware to report and correct
memory errors. Set this item to [Basic], [Good], or [Max] to allow ECC mode auto-
adjustment. Set this item to [Super] to adjust the DRAM BG Scrub sub-item manually.
You may also adjust all sub-items by setting this item to [User].
Conguration options: [Disabled] [Basic] [Good] [Super] [Max] [User]
DRAM ECC Enable [Disabled]
Set this item to [Enabled] to allow hardware to report and correct memory errors automatically,
maintaining system integrity.
Conguration options: [Disabled] [Enabled]
DRAM SCRUB REDIRECT [Disabled]
Enables or disables the DRAM SCRUB REDIRECT feature that allows the system to correct the
DRAM ECC errors immediately when they occur.
Conguration options: [Disabled] [Enabled]
4-Bit ECC Mode [Disabled]
Enables or disables the ECC chip kill feature.
Conguration options: [Disabled] [Enabled]
DRAM BG SCRUB [Disabled]
Disables or sets the DRAM BG Scrub.
Conguration options: [Disabled] [40ns] [80ns] [160ns] [320ns] [640ns] [1.28us] [2.56us] [5.12us]
[10.2us] [20.5us] [41.0us] [81.9us] [163.8us] [327.7us] [655.4us] [1.31ms] [2.62ms] [5.24ms]
[10.49ms] [20.97ms] [42.00ms] [84.00ms]
Data Cache BG Scrub [Disabled]
Disables or sets the Data Cache BG Scrub. This item allows the L1 Data Cache RAM to be
corrected when idle.
Conguration options: [Disabled] [40ns] [80ns] [160ns] [320ns] [640ns] [1.28us] [2.56us] [5.12us]
[10.2us] [20.5us] [41.0us] [81.9us] [163.8us] [327.7us] [655.4us] [1.31ms] [2.62ms] [5.24ms]
[10.49ms] [20.97ms] [42.00ms] [84.00ms]
L2/L3 Cache BG Scrub [Disabled]
Disables or sets the L2/L3 Cache BG Scrub. This item allows the L2/L3 Data Cache RAM to be
corrected when idle.
Conguration options: [Disabled] [40ns] [80ns] [160ns] [320ns] [640ns] [1.28us] [2.56us] [5.12us]
[10.2us] [20.5us] [41.0us] [81.9us] [163.8us] [327.7us] [655.4us] [1.31ms] [2.62ms] [5.24ms]
[10.49ms] [20.97ms] [42.00ms] [84.00ms]