System information

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Altos R380 F2 FAQ (Frequently Asked Questions)
11. Memory
1. What memory technology does Altos R380 F2 support?
ANSWER:
ANSWER:ANSWER:
ANSWER: DDR3 1600 registered or load reduced DIMM.
NOTE. Memory speed will depends on the Intel Xeon E5-2600 series processor as the memory controller is
integrated in the processor itself. Different processor supports different max memory speed, from DDR3-1600
to DDR3-1066.
NOTE. Memory speed will be very according to # of DIMMs installed per memory channel, voltage of DIMM
and rank # of DIMM. This is the limitation of Intel Xeon E5-2600 series processor as the memory controller is
integrated in the processor itself.
2. Can I install FB-DIMM memory on Altos R380 F2?
ANSWER:
ANSWER:ANSWER:
ANSWER: No, Altos R380 F2 can only support DDR3 1600 RDIMM.
3. Can Altos R380 F2 support DDR2 800 UDIMM?
ANSWER:
ANSWER:ANSWER:
ANSWER: No. Altos R380 F2 can only support DDR3 1600 RDIMM
4. How many DIMM slots can Altos R380 F2 support?
ANSWER:
ANSWER:ANSWER:
ANSWER: 12 DIMM slots pre processor
When there are two processors, Altos R380 F2 can support 24 DIMM.
When there is only one processor, Altos R380 F2 can support 12 DIMM. (In this case, memory installed at DIMM
slots E1, E2, E3, F1, F2, F3, G1, G2, G3, H1, H2 and H3 cannot be detected).
Ranks per DIMM
Ranks per DIMMRanks per DIMM
Ranks per DIMM
# of DIMM per
# of DIMM per # of DIMM per
# of DIMM per
Memory Channel
Memory ChannelMemory Channel
Memory Channel
Total # of DIMM
Total # of DIMMTotal # of DIMM
Total # of DIMM Note
NoteNote
Note
RDIMM
Single Rank 3 24
Dual Rank 3 24
Quad Rank 2 16
5. How much memory can Altos R380 F2 support?
ANSWER:
ANSWER:ANSWER:
ANSWER: 384 GB with RDIMM.
6. Can Altos R380 F2 support memory interleave?
ANSWER:
ANSWER: ANSWER:
ANSWER: Yes, Altos R380 F2 features 4 memory channels
7. Can I install one single DIMM on Altos R380 F2?
ANSWER:
ANSWER:ANSWER:
ANSWER: Yes.
8. Can I install three DIMMs on Altos R380 F2?
ANSWER:
ANSWER:ANSWER:
ANSWER: Yes.
9. Is there any guideline about the memory population?
ANSW
ANSWANSW
ANSWER:
ER:ER:
ER: Please refer to Altos R380 F2 Product Spec.
10. Does Altos R380 F2 support Chip-Kill technology?
ANSWER:
ANSWER:ANSWER:
ANSWER: Altos R380 F2 supports SDDC (Single Device Data Correction) memory technology which provides the
same memory RAS feature as Chip-Kill.