DDR2 memory is in full production by a number of manufacturers up to 2Gb per components. Memphis Electronic carries over 20 manufacturers on the linecard. And we also keep stock of almost all DDR2 components, no matter what manufacturer you prefer. But these webpages can impossibly show everything we have. Thus please contact us with your DDR2 request and we will show you all the different options including price, availability and longevity. Our service is FREE!