M.2 Interface, Key and Socket explained

An M.2 SSD is “keyed” to prevent insertion of a card connector (male) to an incompatible socket (female) on the host. The M.2 specification identifies 12 key IDs on the module card and socket interface but M.2 SSDs typically use three common keys: B, M, and B+M

Understanding M.2, the interface that will speed up your next SSD

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The M.2 interface

M.2 Interface, Key and Socket explained

The M.2 interface

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Understanding M.2, the interface that will speed up your next SSD

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The M.2 interface