Dual Processor - Acer R5250-Q2000 - Altos - 2 GB RAM Configuration Manual

Altos R5250 Installation Configuration Guide
installed in DIMM A1/B1, A2/B2, A3/B3 and A4/B4. Memory installed in DIMM
C1/D1, C2/D2, C3/D3 and C4/D4 will not be detected when there is only one
processor.
CPU1
DIMM DIMM DIMM
#
A1/B1 A2/B2 A3/B3
2 x 512MB
2 x 512MB 2 x 512MB
1 Single Rank
Single Rank Single Rank
(Spare)
2 x 512MB 2 x 512MB 2 x 512MB
2
Single Rank Single Rank Single Rank
2 x 1GB
2 x 1GB 2 x 1GB
3 Single Rank
Single Rank Single Rank
(Spare)
2 x 1GB 2 x 1GB 2 x 1GB
4
Single Rank Single Rank Single Rank
2 x 1GB
2 x 1GB
5 Dual Rank
Dual Rank
1
(Spare)
2 x 1GB
2 x 1GB 2 x 1GB
6 Dual Rank
Dual Rank Dual Rank
(Spare)
2 x 2GB
2 x 2GB
7 Dual Rank
Dual Rank
1
(Spare)
2 x 2GB
2 x 2GB 2 x 2GB
8 Dual Rank
Dual Rank Dual Rank
(Spare)
NOTE1. Only one rank of each DIMM will be used as spare.

Dual Processor

CPU1
DIMM DIMM DIMM
#
A1/B1 A2/B2 A3/B3
2 x 512MB
2 x 512MB 2 x 512MB
1 Single Rank
Single Rank Single Rank
(Spare)
2 x 512MB 2 x 512MB 2 x 512MB
2
Single Rank Single Rank Single Rank
2 x 1GB
2 x 1GB 2 x 1GB
3 Single Rank
Single Rank Single Rank
(Spare)
2 x 1GB 2 x 1GB 2 x 1GB
4
Single Rank Single Rank Single Rank
2 x 1GB
2 x 1GB
5 Dual Rank
Dual Rank
1
(Spare)
2 x 1GB
2 x 1GB 2 x 1GB
6 Dual Rank
Dual Rank Dual Rank
(Spare)
2 x 2GB
2 x 2GB
7 Dual Rank
Dual Rank
1
(Spare)
2 x 2GB
2 x 2GB 2 x 2GB
8 Dual Rank
Dual Rank Dual Rank
(Spare)
NOTE1. Only one rank of each DIMM will be used as spare.
6
Total Memory
DIMM Physical Detected
A4/B4
Memory by OS
3 GB 2 GB
2 x 512MB
Single Rank 4 GB 3 GB
(Spare)
6 GB 4 GB
2 x 1GB
Single Rank 8 GB 6 GB
(Spare)
4 GB 3 GB
6 GB 5 GB
1
8 GB 6 GB
12 GB 10 GB
1
CPU2
DIMM DIMM DIMM
A4/B4 C1/D1 C2/D2
2 x 512MB 2 x 512MB
Single Rank Single Rank
2 x 512MB
2 x 512MB 2 x 512MB
Single Rank
Single Rank Single Rank
(Spare)
2 x 1GB 2 x 1GB
Single Rank Single Rank
2 x 1GB
2 x 1GB 2 x 1GB
Single Rank
Single Rank Single Rank
(Spare)
2 x 1GB
2 x 1GB
Dual Rank
Dual Rank
1
(Spare)
2 x 1GB 2 x 1GB
Dual Rank Dual Rank
1
2 x 2GB
2 x 2GB
Dual Rank
Dual Rank
1
(Spare)
2 x 2GB 2 x 2GB
Dual Rank Dual Rank
1
Total Memory
DIMM DIMM Physical Detected
C3/D3 C4/D4
Memory by OS
2 x 512MB
Single Rank 6 GB 4 GB
(Spare)
2 x 512MB
2 x 512MB
Single Rank 8 GB 6 GB
Single Rank
(Spare)
2 x 1GB
Single Rank 12 GB 8 GB
(Spare)
2 x 1GB
2 x 1GB
Single Rank 16 GB 12 GB
Single Rank
(Spare)
8 GB 6 GB
2 x 1GB
Dual Rank 12 GB 10 GB
1
(Spare)
16 GB 12 GB
2 x 2GB
Dual Rank 24 GB 20 GB
1
(Spare)