Supermicro SuperServer 6029U-TR25M - Memory; Memory Support; DIMM Population Requirements

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Chapter 3: Maintenance and Component Installation
Memory
Memory Support
The X11DPU supports up to 3 TB 3DS Load Reduced DIMM (LRDIMM) or Registered DIMM
(RDIMM), ECC DDR4 (288-pin) 2666/2400/2133 MHz SDRAM modules in 24 slots. Populating

interleaved (128-bit) memory, which is faster than non-interleaved (64-bit) memory.
Check the Supermicro website for possible updates to memory support.
DDR4 Memory Support for the Intel Xeon 8100/6100/5100/4100/3100 processor
Platform
Type
Ranks
Per
DIMM
and
Data
Width
DIMM Capacity
(GB)
Speed (MT/s); Voltage (V); Slots per Channel
(SPC) and DIMMs per Channel (DPC)
Two Slots per Channel
One DPC Two DPC
4 Gb 8 Gb 1.2 V 1.2 V
RDIMM SRx4 8 GB 16 GB 2666 2666
RDIMM SRx8 4 GB 8 GB 2666 2666
RDIMM DRx8 8 GB 16 GB 2666 2666
RDIMM DRx4 16 GB 32 GB 2666 2666
RDIMM 3Ds
QRX4 N/A 2H-64GB 2666 2666
8RX4 N/A 4H-128GB 2666 2666
LRDIMM QRx4 32 GB 64 GB 2666 2666
LRDIMM
3Ds
QRX4 N/A 2H-64GB 2666 2666
8Rx4 N/A 4H-128 GB 2666 2666
Caution: 
with the installed CPUs.
DIMM Population Requirements
For optimal memory performance, follow the tables below when populating memory modules.
Key Parameters for DIMM Congurations
Parameters Possible Values
Number of Channels
1, 2, 3, 4, 5, or 6
Number of DIMMs per Channel
1DPC (1 DIMM Per Channel) or 2DPC (2 DIMMs Per Channel)
DIMM Type
RDIMM (w/ECC), LRDIMM, 3DS-LRDIMM
DIMM Construction
– non-3DS RDIMM Raw Cards: A/B (2RX4), C (1RX4), D (1RX8),
E (2RX8)
– 3DS RDIMM Raw Cards: A/B (4RX4)
– non-3DS LRDIMM Raw Cards: D/E (4RX4)
– 3DS LRDIMM Raw Cards: A/B (8RX4)