Qclk Odd Ratio; Memory Frequency; Memory Training Voltage; Memory Voltage - Supermicro Supero C7Z270-CG-M User Manual

QCLK Odd Ratio

This option enables or disables the quadrature clock odd ratio. The
options are Disabled, and Enabled.

Memory Frequency

This option selects the type/speed of the memory installed. The op-
tions are Auto, DDR4-1067MHz, DDR4-1333MHz, DDR4-1600MHz,
DDR4-1867MHz, DDR4-2133MHz, DDR4-2400MHz, DDR4-2667MHz,
DDR4-2933 and DDR4-3200MHz. Default speed is auto detected.

Memory Training Voltage

This option selects the Memory Voltage Override (Vddq). The options
are Default, 1.20V, 1.25V, 1.30V, 1.35V, 1.40V, 1.45V, 1.50V, 1.55V,
1.60V, 1.65V, and 1.70V.

Memory Voltage

This option selects the Memory Voltage The options are Default, 1.20V,
1.25V, 1.30V, 1.35V, 1.40V, 1.45V, 1.50V, 1.55V, 1.60V, 1.65V, and 1.70V.
If Custom Profile is selected for the "Memory Profile" feature, the
following options appear:
tCL
This option configures the Cas Latency Range. Enter a number
between 4-18. The default is 15.
tRCD/tRP
This option selects the Ras Precharge Range and Row to Col Delay
Range. Enter a number between 1-38. The default is 15.
tRAS
This option selects the Ras Active Time. Enter a number between
1-586. The default is 36.
Minimum CAS Write Latency Time (tCWL)
This option selects the Minimum CAS Write Latency Time. Enter a
numeric value. The default is 8.
tFAW
This option selects the Minimum Four Activate Window Delay Time.
Enter a numeric value between 1-586. The default is 23.
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Chapter 4: AMI BIOS