IBM 1401

computer

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July 15, 2026

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The IBM 1401 was a significant computer introduced by IBM in the late 1950s. It was one of the first computers to use solid-state technology, incorporating magnetic core memory and disk support. This machine was a commercial success, with approximately 12,000 units sold. The 1401 was part of IBM's strategy to develop distinct lines of computers for various purposes, including scientific, commercial, and accounting applications. Each line had its own operating system, requiring separate software development. This approach eventually led IBM to design the IBM 360, a more unified architecture intended to replace its diverse computer lines.1

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computer
The IBM 360
…computers of one model: the IBM 1401. The chain printer required a lot of magnetic core memory, and IBM engineers packaged the printer support, core memory, and disk support into the 1401, one of the first computers to use this solid-state technology.
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…computers of one model: the IBM 1401. The chain printer required a lot of magnetic core memory, and IBM engineers packaged the printer support, core memory, and disk support into the 1401, one of the first computers to use this solid-state technology.
Read More

computer
Mainframe computer
In 1959 the IBM 1401 computer rented for $8,000 per month (early IBM machines were almost always leased rather than sold), and in 1964 the largest IBM S/360 computer cost several million dollars.
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In 1959 the IBM 1401 computer rented for $8,000 per month (early IBM machines were almost always leased rather than sold), and in 1964 the largest IBM S/360 computer cost several million dollars.
Read More