| |
| |
Model |
Announced |
First Shipped |
Withdrawn |
|
| |
| |
20 (5) |
November 18, 1964 |
April 1966 |
n/a |
|
| |
22 |
April 7, 1971 |
June 1971 |
October 7, 1977 |
|
| |
25 |
January 3, 1968 |
October 1968 |
October 7, 1977 |
|
| |
30 |
April 7, 1964 |
June 1965 |
June 22, 1970 |
|
| |
40 |
April 7, 1964 |
April 1965 |
October 7, 1977 |
|
| |
44 |
August 16, 1965 |
June 1966 |
September 24, 1973 |
|
| |
50 |
April 7, 1964 |
August 1965 |
March 15, 1977 |
|
| |
60 |
April 7, 1964 |
Not Shipped (1) |
April 22, 1965 |
|
| |
62 |
April 7, 1964 |
Not Shipped (1) |
April 22, 1965 |
|
| |
65 |
April 22, 1965 |
November 1965 |
March 15, 1977 |
|
| |
67 |
August 16, 1965 |
May 1966 |
March 15, 1977 |
|
| |
70 |
April 7, 1964 |
Not Shipped (2) |
April 22, 1965 |
|
| |
75 |
April 22, 1965 |
January 1966 |
March 15, 1977 |
|
| |
85 |
January 30, 1968 |
December 1969 |
June 24, 1971 |
|
| |
91 |
January 18, 1966 |
October 1967 |
February 20, 1967 |
|
| |
92 |
August 17, 1964 |
Not Shipped (3) |
n/a |
|
| |
95 |
(4) |
February 1968 |
n/a |
|
| |
195 |
August 20, 1969 |
March 1971 |
February 9, 1977 |
|
| |
(1) Replaced by Model 65.
(2) Replaced by Model 75.
(3) Redesignated as Model 91.
(4) Offered on special government contract.
(5) Model 20 architecture differed in some respects from other S/360 models.
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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