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MPC8313E-Slide12

DDR2 provides numerous benefits over DDR1 memories. In addition to faster speeds which lead to higher performance (higher bandwidth), DDR2 consumes less power due to the lower voltages required for the memories. Also, DDR2 eliminates on board termination resistor requirements though the use of on chip termination. This decreases board space requirements and improves signal integrity. The graph here shows that one 512MB UDIMM DDR2 memory running at 533Mbps can save ~56% power consumption over a similar DDR1 memory running at 400Mbps.

PTM Published on: 2011-10-12