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Specifications and performance - Apple iMac with 4K Retina display (21.5-inch, Late 2015) review - Page 2 | TechRadar
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Amazon.com: Late-2015 Apple iMac 21.5 with 4K Retina Display/3.1GHz Intel Core i5-5675R Quad-Core (21.5-inch, 8GB RAM, 1TB) (Renewed) : Electronics
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Amazon.com: Late-2015 Apple iMac 21.5 with 4K Retina Display/3.1GHz Intel Core i5-5675R Quad-Core (21.5-inch, 8GB RAM, 1TB) (Renewed) : Electronics
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Review: Apple's 21.5" iMac with Retina 4K display gets solid 2017 architectural refresh | AppleInsider
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Apple 21.5" Certified Refurbished iMac 4K Intel Core i5 3.1GHz 8GB Memory 1TB HDD (2015) MK452LL/A - Best Buy
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