Installing The Memory - TYAN TS75-B7122 Service Engineer's Manual

5.7

Installing the Memory

Before installing memory, ensure that the memory you have is compatible with the
motherboard and processor. Check the TYAN Web site at
details of the type of memory recommended for your motherboard.

This platform supports (16)+(16) DDR4 RDIMM/RDIMM 3DS/LRDIMM/
LRDIMM 3DS 3200/2933/2666/2400

1.2V DDR4 DIMMs are supported

All installed memory will be automatically detected. No jumpers or settings
need to be changed for memory detection.

All memory must be of the same type and density.
can NOT be mixed and matched on the same motherboard.
General Population Requirements
DIMM Mixing Rules:

All DIMMs must be either all DDR4 DIMMs and/or DDR4 and Barlow Pass
DIMMs.

Mixing of RDIMMs and LRDIMMs is not allowed in the same channel, across

different channels, and across different sockets.

Mixing of Barlow Pass DIMMs with RDIMMs is supported in Whitley platform.

Mixing of Barlow Pass DIMMs with LRDIMMs is supported in Whitley platform.

Mixing of DDR4 or Barlow Pass operating frequencies is not recommended.

NVDIMM is not validated and can not be mixed with Barlow Pass DIMMs.
Key Parameters for DIMM Configuration
Parameter
# of Channels
# of DIMMs Populated per channel
DIMM Type
DIMM construction
1, 2, 3, 4, 5, 6, 7, 8
1DPC or 2DPC
RDIMM (w/ECC), 3DS-RDIMM, LRDIMM, 3DS-LRDIMM,
Barlow Pass DIMM

non-3DS RDIMM Raw Cards: A/B (2Rx4), C (1Rx4),
D (1Rx8), E (2Rx8)

3DS RDIMM Raw Cards: A/B (4Rx4,8Rx4)

non-3DS LRDIMM Raw Cards: D/E (4Rx4)
 3DS LRDIMM Raw Cards: A/B (4Rx4,8Rx4)

Barlow Pass DIMM
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Different memory types
Possible Values
for