Dimm Operating Speeds; Dimm Rank Classification Labels - Oracle X8-2L Service Manual

DIMM Operating Speeds

Population Order
After black slots have been populated, populate white
slots in the following order:
DIMM Operating Speeds
The maximum supported memory speed is 2667 MT/s. However, not all system configurations
will support operation at this speed. The maximum attainable memory speed is limited by the
maximum speed supported by the specific type of processor. All memory installed in the system
operates at the same speed, or frequency.

DIMM Rank Classification Labels

DIMMs come in a variety of ranks: dual or quad. Each DIMM is shipped with a label
identifying its rank classification. The following table identifies the label corresponding to each
DIMM rank classification:
TABLE 1
Rank Classification
Quad-rank LRDIMM
Dual-rank RDIMM
126 Oracle Server X8-2L Service Manual • January 2021
DIMM Rank Classification Labels
Processor/DIMM Slot
11. P1/D11
12. P1/D0
1. P0/D6
2. P1/D6
3. P0/D5
4. P1/D5
5. P0/D8
6. P0/D3
7. P1/D8
8. P1/D3
9. P0/D10
10. P0/D1
11. P1/D10
12. P1/D01
Label
4Rx4
2Rx4