The Massive Memory IBM's first hard drive arrived in 1956. The RAMAC 305 weighed 2,140 pounds. It stored exactly 3.75 megabytes of data. The device cost $34,500 per month to lease. That's $300,000 in today's money. Fifty spinning metal disks created the storage. Your phone stores 100,000 times more data.
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TechnologyMar 22, 2026
The Massive Memory
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