Memory Ras Feature - NEC Express5800/T120d User Manual

Chapter 2 Preparations
1.10.3

Memory RAS Feature

The server supports the following RAS features. Some restrictions (e.g., DIMM installation location) are
imposed on using the Memory Mirroring or Memory Lock Step Memory Sparing feature. Refer to Chapter 2
(1.10.7 Using Memory RAS Feature) for conditions appropriate to your requirements.
•
Standard memory feature (x4 SDDC ECC memory)
•
Memory Mirroring feature (restrictions imposed on DIMM configuration)
•
Memory Lock Step feature (x8 SDDC ECC memory) (restrictions imposed on DIMM configuration)
•
Memory Sparing feature
Supported RAS features depend on additiional memory board.
See the table below for RAS features supported by additiional memory board.
List of features supported by additiional memory board
Product name
N8102-478F
2GB additiional memory board (1x2GB/R)
N8102-479F
4GB additiional memory board (1x4GB/R)
N8102-480F
8GB additiional memory board (1x8GB/R)
N8102-481F
16GB additiional memory board (1x16GB/R)
N8102-482F
32GB additiional memory board (1x32GB/R)
N8102-483
8GB additiional memory board (2x4GB/R)
N8102-484
16GB additiional memory board (2x8GB/R)
N8102-485
32GB additiional memory board (2x16GB/R)
N8102-486
16GB additiional memory board (2x8GB/R)
N8102-487
32GB additiional memory board (2x16GB/R)
: Supported
×: Not supported
N code
Express5800/T120d User's Guide
Standard Memory
feature Mirroring
(x4 SDDC) feature
× ×
×

×

×

×

×

×

×

× ×
× ×
1. Installing Internal Optional Devices
Memory
Memory
LockStep
Sparing
feature
feature
(x8 SDDC)
× ×
× ×
× ×
× ×
× ×
×

×

×

×

×

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