HP ProLiant DL360e Configuring and using DDR3 memory with HP ProLiant Gen8 Ser - Page 20

DIMM Power (W) Figure 10: Power by DIMM capacity. Loaded and Idle power for each DIMM type and capacity supported on HP ProLiant Gen8 servers Power consumed by DIMM type and capacity HP ProLiant Gen8 servers 12 10 8 6 Idle Power Loaded Power 4 2 0 2 GB 4GB 8GB 4GB 4GB 8GB 8GB 16GB 16GB 32GB 1Rx8 2Rx8 2Rx8 1Rx4 1Rx4 2Rx4 1Rx4 2Rx4 2Rx4 4Rx4 1333 U1333 U 1333 U 1333 R 1600 R 1333 R 1600 R 1333 R 1600 R 1333 L 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. 20