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v-Color 64GB Kit Upgrade for 2020 Apple iMac 27" w/Retina 5K Display & 2019 Apple iMac 27-inch w/Retina 5K Display DDR4 Non ECC 2666MHz CL19 1.2V SO-DIMM

v-Color 32GB DDR4 2400MHz for iMac 2017 27-inch w/Retina 5K Display & 21.5-inch w/Retina 4K or Non-Retina Display DDR4 iMac SO-DIMM CL17 1.2V

v-Color 64GB DDR4 2666Mhz RAM for iMac 2020 & 2019 27-inch w/Retina 5K Display iMac SODIMM Non ECC CL19 1.2V

v-Color 16GB DDR4 2666MHz RAM for Laptop/Notebook, iMac 2020 & 2019 Apple27 w/Retina 5K Display iMac SO-DIMM Memory Module Ram Upgrade CL19 1.2V