I found this under HONE one day
 
How I got there:
From the main menu,
      Field   Type In   What it does
      -----   -------   ----------------------
                 4      CONFIG/FINANCE
                12      CFPROGS
      OPTION     2      Information
      Screen    35      IBM PROCESSOR GROUP LISTING
 
 
These are all the IBM processors.  They also had other vendor processors.
 
 
Group   Processor
 5      4593 (S/88)
10      3115
        3125
        3135
        3138
        3145
        3148
        4321
        4331
        4341 Model 9
        4361 Model 3
        4375 Model 20B
        4378 (S/88)
        4379 (S/88)
        9373 Model 20
        9373 Model 25
        9375 Model 40
15      3031
        3155
        3158
        4341 Model 1
        4341 Model 2
        4341 Model 10
        4341 Model 11
        4361 Model 4
        4361 Model 5
        9373 Model 30
        9375 Model 50
        9375 Model 60
18      4341 Model 12
        4381 Model 11
        9377 Model 80
20      3165
        4381 Model 1
        4381 Model 21
        4576 Model 040 (S/88)
        4576 Model 050 (S/88)
        4576 Model 060 (S/88)
        4576 Model 081 (S/88)
        4576 Model 082 (S/88)
        4576 Model 901 (S/88)
        4576 Model 904 (S/88)
        4576 Model 911 (S/88)
        4576 Model 914 (S/88)
        9377 Model 90
25      3032
        3033 Model S
        3083 Model CX
        3168
        3195
        4381 Model 2
        4381 Model 3
        4381 Model 12
        4381 Model 13
        4381 Model 22
28      3033 Model N
        3033 Model U
        3083 Model E
        3083 Model EX
        3083 Model EB
        3090 Model 100S
        4381 Model 14
        4381 Model 23
        4381 Model 90E
        4381 Model 91E
30      3083 Model BX
        3083 Model J
        3083 Model JX
        3090 Model 110J
        3090 Model 120E
        3090 Model 120J
        3090 Model 120S
        4381 Model 24
        4381 Model 92E
        4576 Model 083 (S/88)
        4576 Model 084 (S/88)
        4576 Model 921 (S/88)
        4576 Model 924 (S/88)
        9083
32      3081
        3090 Model 150
        3090 Model 150E
        3090 Model 150J
        3090 Model 150JH
        3090 Model 150S
        3090 Model 170S
        3090 Model 180
        9081
35      3084 Model Q
        3090 Model 170J
        3090 Model 170JH
        3090 Model 180E
        3090 Model 180J
        3090 Model 180S
        3090 Model 250J
        3090 Model 250S
38      3084 Model QX
        3090 Model 200
        3090 Model 200E
        3090 Model 200J
        3090 Model 200S
        3090 Model 250JH
        3090 Model 280E
        3090 Model 280J
        3090 Model 280S
        3090 Model 300E
        9190
40      3090 Model 300J
        3090 Model 300S
        3090 Model 380J
        3090 Model 380S
        3090 Model 400
        3090 Model 400E
        3090 Model 400J
        3090 Model 400S
        3090 Model 500E
        3090 Model 600E
        4576 Model 085 (S/88)
        4576 Model 086 (S/88)
        4576 Model 932 (S/88)
        4576 Model 934 (S/88)
50      3090 Model 500J
        3090 Model 500S
        3090 Model 600S
        4576 Model 944 (S/88)
60      3090 Model 600J
        4576 Model 954 (S/88)
70      4576 Model 964 (S/88)