In pictures: The (mostly) cool history of the IBM mainframe

IBM's iconic mainframe turns 50: In its history the IBM mainframe has been hailed and vilified. It has been born, reborn (many times) and pronounced dead. And yet the Big Iron remains a key computing resource for many large companies and will do so for many years. Here we take a look at the mainframe’s long history, from its use with the US space program to its prominence inside large business datacentres. Take a look.

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In 1960, IBM’s Gene Amdahl was named manager of architecture for the System/360 mainframe. Amdahl’s challenge was to design a family of computers that would support a range of speeds and peripherals yet run the same software. The System/360 cemented Amdahl a legendary figure in the industry. From the Computer History Museum.

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In pictures: The (mostly) cool history of the IBM mainframe

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