Supermicro SuperStorage SSG-6049SP-DE1CR60 User Manual page 84

SuperStorage Server SSG-6049SP-DE1CR60/90 User's Manual
Enhanced PPR
Select Enable to enable DRAM test and Enhanced PPR function. The options are Dis-
able and Enable.
Opertaion Mode
Memory Frequency
Use this feature to set the maximum memory frequency for onboard memory modules.
The options are Auto, 1866, 2000, 2133, 2400, 2666, and 2933. (Note: 2933 MHz mem-
ory is supported by 2nd Gen Intel Xeon Scalable-SP (82xx/62xx series) processors only.)
Data Scrambling for DDR4
Select Enable to enable data scrambling for DDR4 memory to enhance system perfor-
mance and security. Select Auto for the default setting of the Memory Reference Code
(MRC) to set configure data scrambling for DDR4 setting. The options are Auto, Disable,
and Enable.
tCCD_L Relaxation
If this feature is set to Auto, SPD (Serial Presence Detect) will automatically override
tCCD_L ("Column to Column Delay-Long", or "Command to Command Delay-Long" on
the column side) based on memory frequency. If this feature is set to Disable, tCCD_L
will be enforced based on the memory frequency. The options are Auto, and Disable.
tRWSR (Read to Write turnaround time for Same Rank) Relaxation
Select Enable to use the same tRWSR DDR timing setting among all memory channels,
and in which case, the worst case value among all channels will be used. Select Dis-
able to use different values for the tRWSR DDR timing settings for different channels as
trained. The options are Disable, and Enable.
tRFC Optimization for 16Gb Based DIMM
Select Enable to set tRFC to the lowest supported value in SPD. Select Diable to set
tRFC value to 550 ns. The options are Disable, and Enable.
2X Refresh
Select Enable for memory 2X refresh support to enhance memory performance. The
options are Enable, and Auto.
Page Policy
Use this feature to set the page policy for onboard memory support. The options are
Closed, Adaptive, and Auto.
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