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DIMM specifications can be identified by the label on it.
Figure 14 DIMM identification
Table 19 Description of DIMM identification
SN
Description
Definition
1
Capacity
•
8 GB
•
16 GB
•
32 GB
2
Number of ranks
•
1R = The number of ranks is 1.
•
2R = The number of ranks is 2.
•
4R = The number of ranks is 4.
•
8R = The number of ranks is 8.
3
Data width
•
x4 = 4-bit
•
x8 = 8-bit
4
DIMM generation
DDR4
5
DIMM equivalent speed
•
2133P: 2133 MHz
•
2400T: 2400 MHz
•
2666V: 2666 MHz
•
2933Y:2933 MHz
6
DIMM type
•
R = RDIMM
•
L = LRDIMM
DIMM mode
The blade server supports the following DIMM modes to protect the data in the DIMM.
NOTE:
Independent Mode is the default mode and is not available on the BIOS interface.
•
Independent Mode (default)
•
Mirror Mode
•
Memory Rank Sparing
Independent Mode
