User Guide

Altos R910 Installation Configuration Guide 6
Memory Board A Memory Board B Memory Board C Memory board D Total Memory
1A/1B 2A/2B 1A/1B 2A/2B 1A/1B 2A/2B 1A/1B 2A/2B
Physical
memory
Detected
by OS
2 x 1 GB
(Spare)
2 x 1 GB
2 x 1 GB
(Spare)
2 x 1 GB 8 GB 4 GB
2 x 2 GB
(Spare)
2 x 2 GB
2 x 2 GB
(Spare)
2 x 2 GB 8 GB 8 GB
2 x 4 GB
(Spare)
1
2 x 4 GB
(Spare)
1
16 GB 8 GB
2 x 4 GB
(Spare)
1
2 x 4 GB
2 x 4 GB
(Spare)
1
2 x 4 GB 32 GB 24 GB
NOTE1. Only 4 GB in DIMM 1A/1B will be set aside as spare, one rank from each
dual-rank DIMM.
Population with four memory boards
Memory Board A Memory Board B Memory Board C Memory board D Total Memory
1A/1B 2A/2B 1A/1B 2A/2B 1A/1B 2A/2B 1A/1B 2A/2B
Physical
memory
Detected
by OS
2 x 512 MB
(Spare)
2 x 512 MB
2 x 512 MB
(Spare)
2 x 512 MB
2 x 512 MB
(Spare)
2 x 512 MB
2 x 512 MB
(Spare)
2 x 512 MB 8 GB 8 GB
2 x 1 GB
(Spare)
2 x 1 GB
2 x 1 GB
(Spare)
2 x 1 GB
2 x 1 GB
(Spare)
2 x 1 GB
2 x 1 GB
(Spare)
2 x 1 GB 16 GB 8 GB
2 x 2 GB
(Spare)
2 x 2 GB
2 x 2 GB
(Spare)
2 x 2 GB
2 x 2 GB
(Spare)
2 x 2 GB
2 x 2 GB
(Spare)
2 x 2 GB 16 GB 16 GB
2 x 4 GB
(Spare)
1
2 x 4 GB
(Spare)
1
2 x 4 GB
(Spare)
1
2 x 4 GB
(Spare)
1
32 GB 16 GB
2 x 4 GB
(Spare)
1
2 x 4 GB
2 x 4 GB
(Spare)
1
2 x 4 GB
2 x 4 GB
(Spare)
1
2 x 4 GB
2 x 4 GB
(Spare)
1
2 x 4 GB 64 GB 48 GB
NOTE1. Only 4 GB in DIMM 1A/1B will be set aside as spare, one rank from each
dual-rank DIMM.
Memory population with mirroring
Population with two memory boards
Memory Board A Memory Board B Memory Board C Memory board D Total Memory
1A/1B 2A/2B 1A/1B 2A/2B 1A/1B 2A/2B 1A/1B 2A/2B
Physical
memory
Detected
by OS
2 x 512 MB
2 x 512 MB
(Mirror)
2 GB 1 GB
2 x 512 MB 2 x 512 MB
2 x 512 MB
(Mirror)
2 x 512 MB
(Mirror)
4 GB 2 GB
2 x 1 GB
2 x 1 GB
(Mirror)
4 GB 2 GB
2 x 1 GB 2 x 1 GB
2 x 1 GB
(Mirror)
2 x 1 GB
(Mirror)
8 GB 4 GB
2 x 2 GB
2 x 2 GB
(Mirror)
8 GB 4 GB
2 x 2 GB 2 x 2 GB
2 x 2 GB
(Mirror)
2 x 2 GB
(Mirror)
16 GB 8 GB
2 x 4 GB
2 x 4 GB
(Mirror)
16 GB 8 GB
2 x 4 GB 2 x 4 GB
2 x 4 GB
(Mirror)
2 x 4 GB
(Mirror)
32 GB 16 GB
Population with four memory boards
Memory Board A Memory Board B Memory Board C Memory board D Total Memory
1A/1B 2A/2B 1A/1B 2A/2B 1A/1B 2A/2B 1A/1B 2A/2B
Physical
memory
Detected
by OS
2 x 512 MB
2 x 512 MB
(Mirror)
2 x 512 MB
2 x 512 MB
(Mirror)
4 GB 2 GB
2 x 512 MB 2 x 512 MB
2 x 512 MB
(Mirror)
2 x 512 MB
(Mirror)
2 x 512 MB 2 x 512 MB
2 x 512 MB
(Mirror)
2 x 512 MB
(Mirror)
8 GB 4 GB
2 x 1 GB
2 x 1 GB
(Mirror)
2 x 1 GB
2 x 1 GB
(Mirror)
8 GB 4 GB
2 x 1 GB 2 x 1 GB
2 x 1 GB
(Mirror)
2 x 1 GB
(Mirror)
2 x 1 GB 2 x 1 GB
2 x 1 GB
(Mirror)
2 x 1 GB
(Mirror)
16 GB 8 GB