Asus P8Z77-V - Manual (Page 86)

3-14 Chapter 3: BIOS setup
Chapter 3
DRAM DATA REF Voltage on CHA [Auto]
Allows you to set the DRAM DATA Reference Voltage on Channel A/B. The values
range from 0.395x to 0.630x with a 0.005x interval. Different ratio might enhance DRAM
overclocking ability.
DRAM CTRL REF Voltage on CHB [Auto]
Allows you to set the DRAM Control Reference Voltage on Channel A/B. The values
range from 0.395x to 0.630x with a 0.005x interval. Different ratio might enhance DRAM
overclocking ability.
CPU Spread Spectrum [Auto]
[Auto] Automatic configuration.
[Disabled] Enhances the BCLK overclocking ability.
[Enabled] Sets to [Enabled] for EMI control.
Black Yellow Pink Red
CPU Manual
Voltage
0.8V–1.22V
1.225V–
1.280V
1.285V–
1.335V
1.340V–
1.990V
CPU Offset
Voltage
0.005V–
0.060V
0.065V–
0.120V
0.125V–
0.175V
0.180V–
0.635V
iGPU Offset
Voltage
0.005V–
0.035V
0.04V–0.065V 0.07V–0.1V
0.105V–
0.635V
DRAM Voltage
1.20000V–
1.57500V
1.58125V–
1.65000V
1.65625V–
1.72500V
1.73125V–
2.20000V
VCCSA Voltage
0.80000V–
0.96875V
0.97500V–
1.01250V
1.01875V–
1.06250V
1.06875V–
1.70000V
VCCIO Voltage
0.80000V–
1.10000V
1.10625V–
1.15000V
1.15625V–
1.20625V
1.21250V–
1.70000V
CPU PLL Voltage 1.20000V–
1.88750V
1.89375V–
1.97500V
1.98125V–
2.06875V
2.07500V–
2.20000V
PCH Voltage
0.80000V–
1.10000V
1.11000V–
1.15000V
1.16000V–
1.20000V
1.21000V–
1.70000V