ASROCK B560M Pro4/ac User Manual page 70

RTL (B2 Rank1)
Configure round trip latency.
RTL (B2 Rank2)
Configure round trip latency.
IOL Init Value
Configure IO latency init value for IO latency training.
IOL (A1 Rank1)
Configure IO latency.
IOL (A1 Rank2)
Configure IO latency.
IOL (A2 Rank1)
Configure IO latency.
IOL (A2 Rank2)
Configure IO latency.
IOL (B1 Rank1)
Configure IO latency.
IOL (B1 Rank2)
Configure IO latency.
IOL (B2 Rank1)
Configure IO latency.
IOL (B2 Rank2)
Configure IO latency.
IOL Offset (CH A)
Configure IO latency offset for channel A.
IOL Offset (CH B)
Configure IO latency offset for channel B.
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