IBM 303X

IBM 303X
IBM 3033 frame, 3036 console (table) and 3277 terminals
ManufacturerInternational Business Machines Corporation (IBM)
Product familyIBM 3031
IBM 3032
IBM 3033
Release date1977
DiscontinuedFebruary 5, 1985 (all three 303X)
SuccessorIBM 308X
IBM 3033 and peripherals

The IBM 303X[Note 1] is a discontinued line of mainframe computers, the first model of which, the IBM 3033 Processor, nicknamed "The Big One", was introduced March 25, 1977.[1]

Two additional processors, the 3031 and the 3032, were announced on October 6, 1977.[2][3]

All three 303X systems were withdrawn on February 5, 1985.


Cite error: There are <ref group=Note> tags on this page, but the references will not show without a {{reflist|group=Note}} template (see the help page).

  1. ^ "IBM announces new processor for large system users". IBM History Archives. IBM. 23 January 2003. Archived from the original on April 20, 2005.
  2. ^ "3031 Processor Complex". IBM Archives. IBM. 23 January 2003. Archived from the original on March 10, 2005.
  3. ^ "3032 Processor Complex". IBM Archives. IBM. 23 January 2003. Archived from the original on March 11, 2005. Retrieved Feb 8, 2018.

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