Asus RAMPAGE IV EXTREME User Manual page 103

Memory Tweakers' Paradise
IMC AB/CD Signal 1/2/3 [Auto]
Configuration options: [-126] – [-1] [Auto] [+1] – [+32]
DRAM CTRL REF Voltage on CHA/B/C/D
The values range from 0.3950x to 0.6300x with a 0.0050x interval.
DRAM DATA REF Voltage on CHA/B/C/D
The values range from 0.3950x to 0.6300x with a 0.0050x interval.
DRAM Read REF Voltage on CHA/B/C/D
The values range from 0.38500x to 0.61500x with a 0.0050x interval.
PCH Chipset Tweakers' Paradise
ROG RAMPAGE IV EXTREME 3-17