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A1419 A2115 CPU Cooling Fan for Apple iMac 27 inch Retina A1419 (Late 2012- Late 2017) & iMac 27 inch A2115 (Early 2019, Mid 2020) EMC 2546, 2639, 2806, 2834, 3070, 3194, 3442, Part Number : 923-0302 - WIT Computers
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Apple iMac 27-inch with Retina 5K display (2017): CPU and GPU upgrades deliver better value for money | ZDNet
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