Memory Ras Feature - NEC Express5800 Series User Manual

Chapter 2 Preparations

Memory RAS Feature

1.9.3
The server supports the following RAS features. Some restrictions (such as DIMM installation location) are
imposed on using the Memory Mirroring or Memory LockStep feature. See Chapter 2 (1.9.7 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: x4 SDDC is not supported on N8102-631F
Supported RAS features depend on additional memory board.
See the table below for RAS features supported by additional memory board.
Features supported by additional memory board
Code Number and
Product Name
N8102-631F
4GB additional memory board (1x4GB/R)
N8102-632F
8GB additional memory board (1x8GB/R)
N8102-633F
16GB additional memory board (1x16GB/R)
N8102-634F
32GB additional memory board
(1x32GB/LR)
N8102-637
16GB additional memory board (2x8GB/R)
N8102-638
32GB additional memory board (2x16GB/R)
N8102-642
32GB additional memory board (2x16GB/R)
58
Standard
Memory
Feature
Mirroring
Feature
(x4 SDDC)
N/A



N/A
N/A
N/A
Express5800/R120f-1E User's Guide
1. Installing Internal Options
Memory
LockStep
Feature
(x8 SDDC)
N/A N/A
N/A N/A
N/A N/A
N/A N/A
 
 
N/A N/A
: Supported
Memory
Sparing
Feature
N/A
N/A
N/A
N/A
N/A
N/A
