IBM ESA/390 (Enterprise Systems Architecture/390)

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  • 1990

Hardware Description

ESA/390 (Enterprise Systems Architecture/390) was introduced in September 1990 and is IBM's last 31-bit-address/32-bit-data mainframe computing design, copied by Amdahl, Hitachi, and Fujitsu among other competitors. It was the successor of System/370 and has been succeeded by the 64-bit z/Architecture in 2000.

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  • Model Number:

    ESA/390

  • Manufacturer:

    IBM

  • Hardware Type:

    Computer - Mainframe

  • Manufacture Year:

    1990

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