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The IBM 3380 Direct Entry Storage System (DASD) marked the top of 14-inch disks in 1981. Using 9 platters, it broke the 1 gigabyte barrier with a complete capability of 1,260 MB and in the end reached 2.52 GB when two HDAs have been paired. A 3-capacity model was supplied in 1987.
The IBM 3380 was revolutionary not only for its storage capability but additionally for its impression on the information storage business. It represented a major leap in know-how, offering companies with unprecedented storage capabilities that have been important for the rising calls for of knowledge processing within the Eighties.
One HDA (as pictured) price roughly $50,000, weighed 64 kilos, and the set was saved within the largest cupboard ever used for disks, measuring one meter large, one meter deep, and two meters excessive. The IBM 3380 supplied prospects the flexibility to retailer “as much as 2.52 billion characters of data,” which was 4 occasions the quantity earlier IBM storage gadgets have been able to. This got here at a hefty price.
The IBM 3380 was accessible in numerous fashions with numerous characteristic units relying on buyer necessities (e.g., management features and stuck head know-how). Primarily based on these necessities, IBM 3380 storage gadgets have been bought for $97,000 to $142,000 every, in Eighties {dollars}. The excessive price of the IBM drive was justified by the substantial improve in storage capability it supplied. It performed an important function in industries that required large-scale information storage, corresponding to banking, telecommunications, and scientific analysis.
By 1991, IBM had squeezed 1 GB into the three.5-inch, eight-platter 0663 Corsair HDD, and by 2018, you could possibly buy a 16 TB 3.5-inch Seagate laborious drive off the shelf, which equates to the space for storing of greater than 10,000 IBM 3380 HDAs.
