User's Guide

1. Installing Internal Optional Devices
Express5800/R120f-2M User’s Guide
57
Chapter 2 Preparations
1.12.3
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 LockStep feature. See Chapter 2 (1.10.7 Using Memory
RAS Feature) for conditions appropriate to your requirements.
• Standard memory feature (x4 SDDC ECC memory) *1
• Memory Mirroring feature (restrictions imposed on DIMM configuration)
• Memory LockStep feature (x8 SDDC ECC memory) (restrictions imposed on DIMM configuration)
• Memory Sparing feature (restrictions imposed on DIMM configuration)
*1: x4SDDC is not supported on N8102-610/611
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
N code
Product name
Standard
feature
(x4 SDDC)
Memory
Mirroring
feature
Memory
LockStep
feature
(x8 SDDC)
Memory
Sparing
feature
N8102-610
4GB additional memory board (1x4GB/R)
× × × ×
N8102-611F
8GB additional memory board (2x4GB/R)
× × × ×
N8102-612F
16GB additional memory board (2x8GB/R)

× × ×
N8102-613F
32GB additional memory board (2x16GB/R)

× × ×
N8102-614F
64GB additional memory board
(2x32GB/LR)

× × ×
N8102-618
16GB additional memory board (2x8GB/R)
×
 
×
N8102-619
32GB additional memory board (2x16GB/R)
×
 
×
N8102-622
24GB additional memory board (3x8GB/R)
× × ×

N8102-623
48GB additional memory board (3x16GB/R)
× × ×

: Supported, ×: Not supported