How to distinguish the authenticity of memory

Recently, I had to install a new Kingston memory, but I do not know how to get out the distinction between the real or fake goods, I had that old modern memory (I do not know is true or not), on the surface In addition to the two look at memory attached with a different print on the label, the memory of the words engraved on the particles are the same, as follows:
hyyix 437AA
HY5DU28822AT-J
KOREA
6c8082p

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