Configuring and using DDR3 memory with HP ProLiant Gen8 Servers

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Figure 11. Power by DIMM capacity. Loaded and Idle power for each DIMM type and capacity supported on HP ProLiant Gen8 servers
Memory speed and power consumption
As you would expect, DIMMs running at higher speeds consume more power than the same DIMMs running at a lower
speed. Memory operating at 1600 MT/s consumes about 30% more power under loaded conditions than the same
memory running at 1333 MT/s.
0
2
4
6
8
10
12
2 GB
1Rx8
1333 U
4GB
2Rx8
1333 U
8GB
2Rx8
1333 U
4GB
1Rx4
1333 R
4GB
1Rx4
1600 R
8GB
2Rx4
1333 R
8GB
1Rx4
1600 R
16GB
2Rx4
1333 R
16GB
2Rx4
1600 R
32GB
4Rx4
1333 L
DIMM Power (W)
Power consumed by DIMM type and capacity
HP ProLiant Gen8 servers
Idle Power
Loaded Power