The evolution of hard disk drives

From punch cards to SSDs

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From 1956 to 2010

In 1956, the RAMAC 305 stored 5 million characters. Today, hard drives stores as much as 3TB of data, and solid-state technology is quickly approaching a terabyte of capacity in a single drive.

Photos courtesy of IBM, Hitachi and SuperTalent.

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The evolution of hard disk drives

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