Processor requirements

IMS 15.5 runs only in z/Architecture® mode on an IBM® System z13® processor (machine type 2964) or later.

The following table lists the processors supported by IMS 15.5.

Table 1. Supported IBM processors for IMS 15.5
Machine name Machine type
IBM z13 2964
IBM z13s® 2965
IBM z14 3906
IBM z14 ZR1 3907
IBM z15® 8561
IBM z15 T02 8562
IBM z16® 3931
IBM z16 A02 3932
IBM z17® 9175