Ram Sdram
Ram Sdram

Can I swap DDR2 RAM with DDR2 SDRAM?
I have an old Toshiba laptop that uses DDR2 RAM and a new Sony Vaio that uses 3GB DDR2 SDRAM. I want to replace the 1GB chip of DDR2 SDRAM in the vaio with a second 2GB chip to bring that up to 4GB ram. My question is can I use the 1GB DDR2 SDRAM from the vaio and use it in my Toshiba as it only has a pathetic 256mb of ram and a free slot for additional ram. As mentioned above the Toshiba ram is DDR2 RAM. Got my ram types from respective support websites from Toshiba and Sony. Thanks
hi michael
yes,that shouldnt be a problem.... sdram and ram are the same,its just another way manufactuers use to describe memory..... however laptop memory is normally called so-dimm ( small outline dual in-line memory module ) .... these are smaller than normal memory modules however they still use the same memory speed and specifications... so a ddr2 so-dimm thats running at 800mhz(pc2-6400) will perform the same as the desktop equivelent at the same speed
you should also visit http://www.crucial.com/ and run the "Crucial Memory Advisor™ tool " which will scan your laptop and return a report on the best memory for your laptop,and more importantly it will inform you on how much memory your laptop will support and how much you can install in each memory slot (dimm )
it amazes me why sony install 3gb in their vaio laptops when it would be the same price to install 4gb.... however you can use the 1gb module you remove in the toshiba however make sure it will physically support a 1gb module... if it only came with 256mb of ram then its maximum single module may only be 512mb.... again you can check this at http://www.crucial.com/
i hope this helps michael,however any problems let me know
good luck mate !
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