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Apple iMac 27" 5K All-In-One Computer, Intel Core i5, 8GB RAM, 1TB HD & 128GB SSD, Mac OS, Silver, MF886LL/A (Certified Used) - Walmart.com
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How to upgrade the memory of a 27-inch iMac with Retina 5K display (Late 2014 - Mid 2015) iMac15,1 - YouTube
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16GB Kit 2 x 8GB Memory for Apple iMac Retina 5K 27 inch (Late 2014) Core i5 / i7 DDR3L 1600MHz PC3L-12800 SODIMM RAM (PARTS-QUICK Brand) at Amazon.com
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Apple iMac 5K Retina 27" Desktop - 4.2GHz Quad-Core i7 - 32GB RAM - 51 – The Refurbished Apple Store
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8GB (2 x 4GB kit) OEM RAM Memory for Apple iMac Retina 5K 27 inch (Late 2014) Core i5 / i7 PC3-12800 DDR3-1600MHz 204-Pin SoDimm at Amazon.com
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