ASROCK Z87 OC Formula, User Manual

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tRDWR
Conigure between module read to write delay.
tRDWRDR
Conigure between module read to write delay from diferent ranks.
tRDWRDD
Conigure between module read to write delay from diferent DIMMs.
RTL (CHA)
Conigure round trip latency for channel A.
RTL (CHB)
Conigure round trip latency for channel B.
IO-L (CHA)
Conigure IO latency for channel A.
IO-L (CHB)
Conigure IO latency for channel B.
ODT WR (CHA)
Conigure the memory on die termination resistors' WR for channel A.
ODT WR (CHB)
Conigure the memory on die termination resistors' WR for channel B.
ODT NOM (CHA)
Use this to change ODT (CHA) Auto/Manual settings. he default is [Auto].
ODT NOM (CHB)
Use this to change ODT (CHB) Auto/Manual settings. he 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.