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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
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Kembona Ddr3 4gb Ram Desktop Memory 1333mhz 4gb / 1333 4g / Dual Channel For A-m-d And Intel Pc Computer - Rams - AliExpress
4GB RAM KIT (2 X 2GB RAM Sticks) - DDR3 12800s Laptop RAM/Memory Tested Working | eBay