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iMac Mid-2010 27 inch (A1312) SSD and RAM disassembly and upgrade - Much FASTER! - YouTube
iMac Mid-2010 27 inch (A1312) SSD and RAM disassembly and upgrade - Much FASTER! - YouTube
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Memory Upgrades for iMac 27-Inch (2012 - Mid 2015)
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8Gb (2 x 4Gb) DDR3 Memory upgrade for Apple iMac 27" i5 2.7Ghz A1312 Mid 2011 RAM: Amazon.co.uk: Computers & Accessories