IBM 600/1200 Series - Manual (Page 3)

Minimum OS Release Description Model
VOS
13.0 72 MHz CPU-Memory (Uniprocessor, 128-512 MB memory, 512 KB cache)
G731-G734
(sub model 00)
13.1 72 MHz CPU-Memory (Uniprocessor, 128-512 MB memory, 512 KB cache)
G731-G734
(sub model 20)
13.0 72 MHz CPU-Memory (Twin processor, 128-512 MB memory, 512 KB cache)
G735-G738
(sub model 00)
13.1 72 MHz CPU-Memory (Twin processor, 128-512 MB memory, 512 KB cache)
G735-G738
(sub model 20)
13.0 96 MHz CPU-Memory (Uniprocessor, 128-512 MB memory, 2 MB cache)
G741-G744
(sub model 00)
13.1 96 MHz CPU-Memory (Uniprocessor, 128-512 MB memory, 2 MB cache)
G741-G744
(sub model 20)
13.0 96 MHz CPU-Memory (Twin processor, 128-512 MB memory, 2 MB cache)
G745-G748
(sub model 00)
13.2.1 96 MHz CPU-Memory (Twin processor, 128-512 MB memory, 2 MB cache)
G745-G748
(sub model 20)
96 MHz CPU-Memory (Uniprocessor, 512 MB-2 GB memory, 2 MB cache)
G751-G754
(sub model 20)
96 MHz CPU-Memory (Twin processor, 512 MB-2 GB memory, 2 MB cache)
G755-G758
(sub model 20)
13.0** SCSI-ENET controller K450*
13.2 HSC SCSI-ENET controller K460*
13.0 IO processor K600
14.1 PMC I/O Controller K470
* K460 has replaced the K450.
** Release 13.1 for Ethernet support.
3.2 IOA Boards
3.2.1 K-Cards
Minimum OS Rel.