DDR4 operates at a lower voltage than DDR3 ... transfers while maintaining an overall latency comparable to DDR2 and DDR3. DDR3-1600 CL10 as an example has a latency of 12.5 nanoseconds to ...

Over the past 25 years we have seen the transition from SDRAM (Synchronous Dynamic RAM) to DDR (Double Data Rate) SDRAM, and then to DDR2, DDR3 and DDR4 on a cadence of five year cycles. Currently we ...

While a few of you may still have DDR2-based equipment from 2005 ... Right now there's plenty of DDR3 systems still being sold, but DDR4 has already begun to replace it on the mass market.