Dell PowerEdge R415 Owner's Manual page 123

Table 3-2. Memory Rank Population Guidelines for Speed
DIMM 1
Single-Rank or
Dual-Rank
UDIMM Single-Rank
Dual-Rank
Single-Rank or
Dual-Rank
Single-Rank
Dual-Rank
RDIMM
Quad-Rank
Quad-Rank
Table 3-3. Sample RDIMM Single-, Dual-, and Quad-Rank Memory Configurations
(Per Processor)
Memory Sockets
Memory
1 3
Module
Size
2 GB X
X
X X
X
4 GB
X
X X
X
8 GB
X X
1
X
16 GB
X X
1
When available.
DIMM 2
Empty
Single-Rank
Single-Rank or
Dual-Rank
Empty
Single-Rank
Single-Rank or
Dual-Rank
Empty
Single-Rank,
Dual-Rank, or
Quad-Rank
Single Processor
2 4 Physical
Memory (GB)
2
X 4
X X 8
4
X 8
X X 16
X
16
X X 32
X
32
X X
64
Max MHz,
Max MHz,
1.35V DIMMs
1.5V DIMMs
(6-core only)
1333 MHz 1333 MHz
1333 MHz 1333 MHz
1066 MHz 1066 MHz
1333 MHz 1333 MHz
1333 MHz 1333 MHz
1066 MHz 1066 MHz
1333 MHz 1066 MHz
800 MHz 667 MHz
Available Physical
Memory (GB) Memory (GB)
all
all
all
all
Installing System Components
Max
GB/Channel
4 GB
4 GB
8 GB
8 GB
8 GB
16 GB
16 GB
32 GB
Dual Processor
Available
Memory (GB)
4 all
8
16
8 all
16
32
32 all
64
64 all
128
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