Can you guess what this is?

it’s a 1956 5MB memory storage IBM hard disk! in september 1956 IBM launched the 305 RAMAC, the first computer with a hard disk drive (HDD), the HDD weighed over a ton and stored 5MB of data, makes you appreciate your 32 GB USB drive, doesn’t it?

an IBM RAMAC 305 with a 350 disk storage unit was leased for about $3,200 per month back in 1957, over a thousand of the 305 systems (one of IBM’s last vacuum tube units) were manufactured before production ended in 1961, and the 305 was withdrawn in 1969.

    One Response to “Can you guess what this is?”

    1. Pat says:

      unbelievable! in tons??

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