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PowerEdge R515 Technical Guide
The following is not supported:
Mixing of RDIMMs and UDIMMs
Use of non-ECC UDIMMs
For more information on memory configuration, see the System Memory section in the Installing System
Components chapter in the PowerEdge R515 Hardware Owner’s Manual on Support.Dell.com.
6.4 Speed
Each processor has 2 DDR3 channels capable of supporting speeds up to 1333 MHz. Single- and dual-rank
DIMM types can support speeds up to 1333 MHz. Quad-rank DIMMs can support speeds up to 1066 MHz.
If memory modules with different speeds are installed, they will operate at the speed of the slowest
installed memory module(s).
6.5 Sparing
Memory sparing is supported. Sparing requires a fully populated memory configuration (8 DIMMs). See Table
10 (1 processor) and Table 11 (2 processors).
6.6 Mirroring
No mirroring support.
6.7 RAID
No RAID memory support.
6.8 Supported Configurations
Table 10. Supported Configurations (1 Processor)
System
Capacity
DIMM Slots
1 Socket
Channel A
Channel B
UDIMM
RDIMM
A1
A3
A2
A4
DIMM speed
System speed
DIMM speed
System speed
1GB
1GB
—
—
—
1333
1333
N/A
N/A
2GB
1GB
—
1GB
—
1333
1333
N/A
N/A
2GB
2GB
—
—
—
1333
1333
1333
1333
4GB
1GB
1GB
1GB
1GB
1333
1333
N/A
N/A
4GB
2GB
—
2GB
—
1333
1333
1333
1333
8GB
2GB
2GB
2GB
2GB
1333
1333
1333
1333
4GB
4GB
—
—
—
1333
1333
1333
1333
8GB
4GB
—
4GB
—
1333
1333
1333
1333
16GB
4GB
4GB
4GB
4GB
1333
1066
1333
1066
16GB
8GB
—
8GB
—
N/A
N/A
1333
1333
32GB
8GB
8GB
8GB
8GB
N/A
N/A
1333
1066