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Upgrading a 27-inch iMac 5K to 14 terabytes - Replacing the Fusion Drive with both a SSD and an harddisk
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Apple 27" Certified Refurbished iMac 5K Intel Core i5 3.8GHz 8GB Memory 2TB FUSION DRIVE + 128GB SSD (2017) MNED2LL/A - Best Buy
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Amazon.com: iFixit SSD Upgrade Kit Compatible with iMac Intel 27" (Late 2012-2019) - 500 GB : Electronics
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