Crucial 16GB 32GB Ram DDR4 2133 2400 2666 3200 MHz SO-DIMM 260-Pin Laptop Memory

16GB DDR4 2133MHZ = PC4-17000 16GB x1. 16GB DDR4 2400MHZ = PC4-19200 16GB x1. 16GB DDR4 2666MHZ = PC4-21300 16GB x1. 16GB DDR4 3200MHZ = PC4-25600 16GB x1. 32GB=(2x16GB) DDR4 2133MHZ = PC4-17000 16GB x2.

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