Fujitsu PRIMERGY TX300 S3 Options Manual page 26

Equipping rules
– The memory modules have to be based on x4 or x8 organised
FBD533/PC2-4200F or FBD667/PC2-5300F fully buffered DIMM modules
and must be populated in pairs. It is only allowed you use memory modules
released by Fujitsu Siemens Computers.
– Each pair must consist of identical memory modules (2 way interleaved
mode).
– The module capacity between pairs can differ: pair 1A/1B can be populated
with two 512 Mbyte modules and pair 2A/2B with two 1 Gbyte modules.
The table below shows the order in which the memory banks must be equipped:
module pair
1A/1B
Equipped
Equipped
Equipped
Equipped
Memory mirroring
Either 4 or 8 identical memory modules are required for memory mirroring:
Memory 1
bank
Channel A
(module)
Equipment 4 identical memory modules
8 identical memory modules
26
module pair
1C/1D
Empty
Equipped
Equipped
Equipped
1
B C D
Options Guide
module pair
2A/2B
Empty
Empty
Equipped
Equipped
2
A B
-
Main memory
module pair
2C/2D
Empty
Empty
Empty
Equipped
2
C D
-
TX300 S3