Frequency: PC3-12800 (1600MHz). 1pc 8GB PC3-12800 (1600MHz) /. 2pc 8GB PC3-12800 (1600MHz)/. 4pc 8GB PC3-12800 (1600MHz). Compatibility: Support all the DDR3 DIMM motherboard. Total Capacity8GB/16GB(2 8GB)/32GB(4 8GB).
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