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IBM Enterprise Class

IBM System z Business Class



The IBM 6400



IBM 360

IBM Mainframe Computers.

IBM 3081.

IBM S/390

First IBM PC

The IBM mainframes goes the way of the dinosaurs at NASA

150 Extra IBM Engineers

IBM 1401

709 Data Processing System control panel The IBM 709 was the last of IBM’s large, scientific, vacuum-tube computers. Ease of programming and high-speed input/output were distinctive features. IBM announced a transistor-based successor in late 1958.

IBM 3590 Tape Library

IBM Sequoia, the Fastest

IBM 3480 Tape Library

IBM’s Gene Amdahl was named manager of architecture for their new System/360 family of mainframe computers. The System/360, announced in April of 1964, became IBM's most profitable product and Amdahl a legendary figure in the industry. Amdahl’s initial S/360 architecture influenced generations of later IBM mainframes, including some available today.