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Table 39. Memory configuration specifications
Processor
Dual processor
Single processor
Sample memory configurations
The following tables show sample memory configurations for two and four processor configurations that follow the appropriate memory
guidelines.
NOTE:
1R, 2R, 4R, and 8R in the following tables indicate single, dual, quad, and octal rank DIMMs.
Table 40. DIMM configuration specifications
DIMM type
RDIMM
LRDIMM
3DS LRDIMM
NVDIMM
Table 41. DIMM minimum population requirements
DIMM type
1LM DDR4
1LM DDR4
•
DR: DDR4 required.
•
DRE: DDR4 required. But plugging in either one slot is allowed. Then the other 2 slots become DDR4 optional.
•
DO: DDR4 optional.
•
NR: NVDIMM required.
•
NO: NVDIMM optional.
Removing memory module
CAUTION:
Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple
repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.
Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions
that are shipped with your product.
1
Ensure that you read the Safety instructions.
2
Complete the procedure listed in Before working inside your system.
Number of DIMMS
Maximum system capacity
16
8
RDIMM
CH0
D0 (A1)
D1 (A7)
DRE
DO
DR
NR
LRDIMM
CH1
CH2
D0 (A2)
D0 (A3)
DRE
DRE
DO
DO
Reliability, availability, and serviceability
(RAS) features
16
8
3DS LRDIMM
CH3
D0 (A4)
D1 (A8)
DO
DO
DR
NR
Installing and removing server components
NVDIMM
CH4
CH5
D0 (A5)
D0 (A6)
DO
DO
DO
DO
51
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