PC4-21300 HMA84GR7AFR4N-. Micron 32GB, ECC RDIMM 2Rx4 PC4-2666V-RB2-. Suits APPLE iMac Pro (2017) all Xeon models A1862 (8-18 Core) and APPLE Mac Pro A1991, A2304 (8 Core Xeon Models) and various servers including DELL/HP servers of the right era.
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