The First Hard Disk in the World

Alvienova | The First Hard Disk in the World | How big is the size of the hard drive that is inside komputerkamu whether the hard drive for the first time this has created a large enough size.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The picture below is the first hard drive that was launched in September 1956 with the IBM 305 RAMAC title.

September 4, 1956 IBM introduced the world's first hard disk. Hard disk size of two refrigerators worth $ 250,000 now, with the ability of 5 MB, or just enough to keep the songs in MP3 format. Compare that with today's hard drives have a 0.6 cm wide with a capacity of 400 GB. Heavy hard drive is more than 1 ton.

specifications:
IBM 305 RAMAC (Random Access Method of Accounting and Control) 1956
A. Capacity: 4.8 MB
2. rotational speed: 1,200 rpm
3. Rent: $ 3,200 per month (1957)
4. Business users first: Chrysler's Mopar Division (1957)
5. The number of units that have been produced: More than 1000 units by the year 1961

Source : Taken from any source