ASROCK B85M User Manual page 71

RTL (CHA)
Configure round trip latency for channel A.
RTL (CHB)
Configure round trip latency for channel B.
IO-L (CHA)
Configure IO latency for channel A.
IO-L (CHB)
Configure IO latency for channel B.
ODT WR (CHA)
Configure the memory on die termination resistors' WR for channel A.
ODT WR (CHB)
Configure the memory on die termination resistors' WR for channel B.
ODT NOM (CHA)
Use this to change ODT (CHA) Auto/Manual settings. The default is [Auto].
ODT NOM (CHB)
Use this to change ODT (CHB) Auto/Manual settings. The default is [Auto].
Command Tri State
Enable for DRAM power saving.
MRC Fast Boot
Enable Memory Fast Boot to skip DRAM memory training for booting faster.
FIVR Configuration
FIVR Switch Frequency Signature
Select whether to boost or lower the FIVR Switch Frequency.
FIVR Switch Frequency Offset
Configure the percentage of frequency boost or deduction.
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