![Interesting Engineering on Twitter: "In June 1956, IBM developed the first commercial hard disk drive as part of the IBM 305 RAMAC system ( the first 'super' computer ). The HDD has Interesting Engineering on Twitter: "In June 1956, IBM developed the first commercial hard disk drive as part of the IBM 305 RAMAC system ( the first 'super' computer ). The HDD has](https://pbs.twimg.com/media/EXCG22tXsAMfxux.png)
Interesting Engineering on Twitter: "In June 1956, IBM developed the first commercial hard disk drive as part of the IBM 305 RAMAC system ( the first 'super' computer ). The HDD has
![coskun harmansah on Twitter: "Amazing Technology that make us feel the future !!! IBM launched the 305 RAMAC (the first 'SUPER' computer) with a hard disk drive (HDD) in September 1956. The coskun harmansah on Twitter: "Amazing Technology that make us feel the future !!! IBM launched the 305 RAMAC (the first 'SUPER' computer) with a hard disk drive (HDD) in September 1956. The](https://pbs.twimg.com/media/EiQ5PzrXkAAwQCU.jpg)
coskun harmansah on Twitter: "Amazing Technology that make us feel the future !!! IBM launched the 305 RAMAC (the first 'SUPER' computer) with a hard disk drive (HDD) in September 1956. The
![The IBM 305 RAMAC, the First Computer with a Hard Drive: $10,000 per Megabyte : History of Information The IBM 305 RAMAC, the First Computer with a Hard Drive: $10,000 per Megabyte : History of Information](https://historyofinformation.com/images/Screen_Shot_2020-08-17_at_10.46.51_AM.png)