2017 DDR4 RAM into late 2015 iMac


still trying decide route i'm going imac purchase, wondering if ddr4 can installed (and/or see benefit?) late 2015 ddr3 imac
 

sadly no, pinout ddr4 ram different ddr3. best can go 2133 mhz ddr3, still plenty fast, in fact speed gain ddr4 comes higher clock speed (2400 mhz vs 2133 mhz), not big deal.
 


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