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System/370-Compatibles

Dates and characteristics

 
 
Early System/370-Compatibles key dates*
 
  Model Announced First Shipped Withdrawn  
 
  3031 October 6, 1977 March 1978 February 5, 1985  
  3032 October 6, 1977 March 1978 February 5, 1985  
  3033 March 25, 1977 March 1978 February 5, 1985  
  3033-N November 1, 1979 January 1980 February 5, 1985  
  3033-S November 12, 1980 1981 1/Q February 5, 1985  
  3081 November 12, 1980 1981 4/Q August 4, 1987  
  4331-1 January 30, 1979 March 1979 November 18, 1981  
  4331-2 May 7, 1980 August 1980 September 10, 1984  
  4341-1 January 30, 1979 n/a February 11, 1986  
  4341-2 September 15, 1980 n/a February 11, 1986  
 

n/a = Not available.

* Sources: A. Pedegs, "System/360 And Beyond," IBM Journal Of Research And Development, Vol. 25, No. 5, September 1981, Table 2, p. 387; various data on file in IBM Corporate Archives.

 
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