The above pic shows a 20 year old IBM hard drive which looks more like a car’s radiator and weighs around 32kgs and next to it is a 1GB SD card.
Source
Evolution of memory – 1GB 20 years ago and 1GB now

The above pic shows a 20 year old IBM hard drive which looks more like a car’s radiator and weighs around 32kgs and next to it is a 1GB SD card.
Source
2 responses to “Evolution of memory – 1GB 20 years ago and 1GB now”
I think it’s the IBM 3380 Direct Access Storage Device introduced in June 1980. It used new film head technology and had a capacity of 2.52 gigabytes with a data …
http://en.wikipedia.org/wiki/Early_IBM_disk_storage
check out the old IBM video.
http://www-03.ibm.com/ibm/history/exhibits/storage/storage_video.html