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Adamanta 64GB Memory Upgrade Compatible for 2017 Apple iMac 27 Retina 5K Display DDR4 SODIMM 2Rx8 CL17 1.2v Dual Rank RAM DRAM
64GB ( 4x16GB ) DDR4 2400 Mhz Non-Parity/Non-ECC Unbuffered SODIMM Memory 260 pin Dual Rank Module. Compatible with all 2017 27 inch w/ Retina 5K Display iMacs of every specification! Compatible with 2017 27 iMac with 5K Retina Display with the following processors i5 i5 i5 3.8GHz and i7 4.2GHz Intel processors. Compatible with 2017 iMac 18

Price is $139.00
Price: $138.99