DDR-SDRAM – Wikipedia
File:Notch position between DDR and DDR2.jpg - Wikimedia Commons
![RAM [rigacci.org]](https://www.rigacci.org/wiki/lib/exe/fetch.php/doc/appunti/hardware/ram_types.jpg?w=400&tok=753d94 "RAM [rigacci.org]")
RAM [rigacci.org]
DDR SDRAM - Wikipedia
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DDR SDRAM - Wikipedia
