Probably not. Some of these diagnostic programmes may make mistakes, try Belarc Advisor. I haven`t got the web address but if you just go back to pc advisors first google page it1s about three places down the list
DDR-SDRAM Last modified: Tuesday, February 08, 2005
Short for Double Data Rate-Synchronous DRAM, a type of SDRAM that supports data transfers on both edges of each clock cycle (the rising and falling edges), effectively doubling the memory chip's data throughput. DDR-SDRAM also consumes less power, which makes it well-suited to notebook computers. DDR-SDRAM is also called SDRAM II. and DDRAM..