Dell
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PowerEdge R415 Technical Guide
The following is not supported:
Mixing of RDIMMs and UDIMMs
Use of non-ECC UDIMMs
For more information on R415 memory configurations, see the System Memory section in the Installing
System Components chapter in the PowerEdge R415 Hardware Owner’s Manual on Support.Dell.com.
6.4 Speed
Each processor has two 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)