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Zion 4GB DDR3 RAM for Desktop PC : Amazon.in: Computers & Accessories
OWC 8 GB (2 X 4GB) ram PC8500 DDR3 1066MHz sodimm 204-pin Memory Upgrade Kit, (OWC8566DDR3S8GP), Compatible with MacBook Pro, MacBook, Mac Mini and iMac at Amazon.com
Crucial RAM CT2KIT51264BF160B 8GB (2x4GB) DDR3 1600 MHz CL11 Kit di Memoria per Laptop : Amazon.it: Informatica