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SPARC T5-4 Server Service Manual

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Updated: February 2019
 
 

DIMM Rank Classification

Each DIMM includes a printed label identifying its rank classification (examples below). Use these rank classification labels to identify the architecture of the DIMMs installed in the server, or to verify the architecture of any replacment or upgrade DIMMs you intend to install.

image:Illustration showing DIMM rank classification labels

The following table identifies the corresponding rank classification label shipped with each DIMM.

Rank Type
Bank Classifications
Label
Dual-rank x4 DIMMs
16 Gbyte
2Rx4
Quad-rank x4 DIMMs
32 Gbyte
4Rx4

Note - All DIMMs related to each CMP must have identical rank classifications. For more information, see DIMM Population Rules.

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