User's Manual
Table Of Contents
- Contents
- Chapter 1: Product introduction
- Chapter 2: Hardware information
- Chapter 3: Powering up
- Chapter 4: BIOS setup
- 4.1 Managing and updating your BIOS
- 4.2 BIOS setup program
- 4.3 Main menu
- 4.4 Ai Tweaker menu
- 4.4.1 Ai Overclock Tuner [Auto]
- 4.4.2 CPU Ratio Setting [Auto]
- 4.4.3 FSB Strap to North Bridge [Auto]
- 4.4.4 DRAM Frequency [Auto]
- 4.4.5 DRAM Command Rate [Auto]
- 4.4.6 DRAM CMD Skew on Channel A/B [Auto]
- 4.4.7 DRAM CLK Skew on Channel A/B [Auto]
- 4.4.8 DRAM Timing Control [Auto]
- 4.4.9 DRAM Static Read Control [Auto]
- 4.4.10 DRAM Dynamic Write Control [Auto]
- 4.4.11 Ai Clock Twister [Auto]
- 4.4.12 Ai Transaction Booster [Auto]
- 4.4.13 CPU Voltage [Auto]
- 4.4.14 CPU PLL Voltage [Auto]
- 4.4.15 FSB Termination Voltage [Auto]
- 4.4.16 DRAM Voltage [Auto]
- 4.4.17 NB Voltage [Auto]
- 4.4.18 SB Voltage [Auto]
- 4.4.19 Clock Over-Charging Voltage [Auto]
- 4.4.20 Load-Line Calibration [Auto]
- 4.4.21 CPU GTL Voltage Reference [Auto]
- 4.4.22 NB GTL Voltage Reference [Auto]
- 4.4.23 CPU Spread Spectrum [Auto]
- 4.4.24 PCIE Spread Spectrum [Auto]
- 4.5 Advanced menu
- 4.6 Power menu
- 4.7 Boot menu
- 4.8 Tools menu
- 4.9 Exit menu
- Chapter 5: Software support
- Chapetr 6: ATI® CrossFire™ technology support
- Appendix: CPU features

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Contents
4.3 Main menu .................................................................................. 4-12
4.3.1 System Time ................................................................. 4-12
4.3.2 System Date ................................................................. 4-12
4.3.3 Legacy Diskette A ......................................................... 4-12
4.3.4 Language ...................................................................... 4-12
4.3.5 SATA 1~6 ...................................................................... 4-13
4.3.6 SATA Conguration ....................................................... 4-14
4.3.7 AHCI Conguration ....................................................... 4-15
4.3.8 System Information ....................................................... 4-16
4.4 Ai Tweaker menu ........................................................................ 4-17
4.4.1 Ai Overclock Tuner ....................................................... 4-17
4.4.2 CPU Ratio Setting ........................................................ 4-18
4.4.3 FSB Strap to North Bridge ........................................... 4-18
4.4.4 DRAM Frequency ........................................................ 4-19
4.4.5 DRAM Command Rate ................................................ 4-19
4.4.6 DRAM CMD Skew on Channel A/B ............................. 4-20
4.4.7 DRAM CLK Skew on Channel A/B ............................... 4-20
4.4.8 DRAM Timing Control .................................................. 4-20
4.4.9 DRAM Static Read Control .......................................... 4-22
4.4.10 DRAM Dynamic Write Control ...................................... 4-22
4.4.11 Ai Clock Twister ............................................................ 4-22
4.4.12 Ai Transaction Booster ................................................. 4-22
4.4.13 CPU Voltage ............................................................... 4-22
4.4.14 CPU PLL Voltage ......................................................... 4-23
4.4.15 FSB Termination Voltage .............................................. 4-23
4.4.16 DRAM Voltage ............................................................. 4-23
4.4.17 NB Voltage ................................................................... 4-23
4.4.18 SB Voltage ................................................................... 4-24
4.4.19 Clock Over-Charging Voltage ...................................... 4-24
4.4.20 Load-Line Calibration ................................................... 4-24
4.4.21 CPU GTL Voltage Reference ....................................... 4-24
4.4.22 NB GTL Voltage Reference .......................................... 4-24
4.4.23 CPU Spread Spectrum ................................................ 4-24
4.4.24 PCIE Spread Spectrum ................................................ 4-24
4.5 Advanced menu ......................................................................... 4-25