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CONFIGURATION GUIDE
Summary
Available Memory
Available Memory
3
Channel
Maximum Memory
Capacity 4
Data Correction
Notes
3
4 memory channels per Memory Riser Card
4
All DIMMs have the same capacity
Customized Configuration Service (at the Server Delivery)
Product Name/Description
Customized Service: Distribution Mode for COPT
NOTE:
This is the service product for A2040c COPT Model. With this service product, the location of installing
Memory Riser and Memory can be changed as required from the location defined by the standard BTO
Configuration.
Up to one item (service) can be ordered per one server.
When allocating enabled CPU cores to all CPU (distributed), this service is recommended to use so that
MR and Memory can be distributed, too. Please refer to "Memory" of "Reference" section for the details.
NEC Corporation
–
NEC Express5800/A2040c, A2020c, A2010c, A1040c
Lockstep Mode (only)
2
DRAM
failure
detected/corrected by
memory
parallel
operation
-
4
512GB(8GB RDIMM)
1024GB(16GB RDIMM)
2048GB(32GB RDIMM)
2048GB(32GB LRDIMM)
ECC, DDDC
RDIMM and LRDIMM
cannot be mixed
Rev.2.0 –Sep. 2015
Memory Rank Sparing
under Lockstep Mode
In case of correctable
errors, switching to spare
memory rank
1/2(8GB RDIMM),
3/4, 1/2(16GB RDIMM)
of physical memory
4
256GB(8GB RDIMM)
768GB, 512GB(16GB RDIMM)
←
Need to order memory for
sparing
Memory Mirroring
under Lockstep Mode
Redundant memory
1/2 of physical memory
4
256GB(8GB RDIMM)
512GB(16GB RDIMM)
←
Need to order memory for
mirroring
Part Number
NE3300-SV101
23
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