page_title: IBM System z9
hierarchical_section_title: IBM System z9
caption_attribution_description: Deutsch: IBM System z9 Rückseite geöffnet
context_page_description: IBM System z9 is a line of IBM mainframe computers. The first models were available on September 16, 2005. The System z9 also marks the end of the previously used eServer zSeries naming convention. It was also the last mainframe computer that NASA ever used.
context_section_description: IBM System z9 is a line of IBM mainframe computers.  The first models were available on September 16, 2005.  The System z9 also marks the end of the previously used eServer zSeries naming convention.  It was also the last mainframe computer that NASA ever used.
caption: IBM 2094 System z9, open rear