IBM 350 – World’s first hard disk

Hard disk storage capacities have been increasing over the years. The world’s first hard disk, IBM 350 Disk File, could store 5MB of data was announced on 4th September 1956. The first 1TB drive appeared 51 years later in 2007. It took just a couple of years to double the capacity and the first 2GB drive came into the market in 2009.

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