Acer Altos R520 用户手册
3 System upgrade
70
Sparing configuration
Memory configuration overview
The system supports the following memory configuration that allow
flexibility in performance, redundancy, and ability to upgrade.
flexibility in performance, redundancy, and ability to upgrade.
•
Standard configuration
•
Memory mirroring
•
Memory sparing
Memory mirroring and memory sparing features are mutually
exclusive, only one of these memory modes can be enabled at one time
and not both at the same time.
exclusive, only one of these memory modes can be enabled at one time
and not both at the same time.
Branch 0
Branch 1
Total Memory
Channel A
Channel B
Channel C
Channel D
Physical
Memory
Memory
Detected
by OS
by OS
DIMM
A1
A1
DIMM
A2
A2
DIMM
B1
B1
DIMM
B2
B2
DIMM
C1
C1
DIMM
C2
C2
DIMM
D1
D1
DIMM
D2
D2
512 MB
(Sparing)
(Sparing)
512 MB
1 GB
512 MB
512 MB
(Sparing)
(Sparing)
512 MB
512 MB
(Sparing)
(Sparing)
512 MB
2 GB
1 GB
512 MB
(Sparing)
(Sparing)
512 MB
512 MB
(Sparing)
(Sparing)
512 MB
512 MB
(Sparing)
(Sparing)
512 MB
512 MB
(Sparing)
(Sparing)
512 MB
4 GB
2 GB
1 GB
(Sparing)
(Sparing)
1 GB
2 GB
1 GB
1 GB
(Sparing)
(Sparing)
1 GB
1 GB
(Sparing)
(Sparing)
1 GB
4 GB
2 GB
1 GB
(Sparing)
(Sparing)
1 GB
1 GB
(Sparing)
(Sparing)
1 GB
1 GB
(Sparing)
(Sparing)
1 GB
1 GB
(Sparing)
(Sparing)
1 GB
8 GB
4 GB
2 GB
(Sparing)
(Sparing)
2 GB
4 GB
2 GB
2 GB
(Sparing)
(Sparing)
2 GB
2 GB
(Sparing)
(Sparing)
2 GB
8 GB
4 GB
2 GB
(Sparing)
(Sparing)
2 GB
2 GB
(Sparing)
(Sparing)
2 GB
2 GB
(Sparing)
(Sparing)
2 GB
2 GB
(Sparing)
(Sparing)
2 GB
16 GB
8 GB