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IBM CMOS Processor Table
 

Generation Description
"G1" 9672-Rn1, 9672-Enn, 9672-Pnn
Service discontinued 2003/12/31
"G2" 9672-Rn2, 9672-Rn3
Service discontinued 2004/12/31
G3 9672-Rn4, 2003-nnn (Multiprise 2000)
9672-Rn4 Service discontinued 2006/12/31,
2003 Service discontinued 2007/12/31
G4 9672-Rn5
G5 9672-Rn6, 9672-Yn6, 9672-Tn6, 7060-nnn (Multiprise 3000)
G6 9672-Xn7, 9672-Zn7
z/Architecture
1st generation (G7)
IBM eServer zSeries
z800 (2066), z900 (2064)
z/Architecture Principles of Operation, SA22-7832-01
z/Architecture
2nd generation (G8)
IBM eServer zSeries
z890 (2086), z990 (2084)
z/Architecture Principles of Operation, SA22-7832-04
z/Architecture Reference Summary, SA22-7871-01
z/Architecture
3rd generation (G9)
IBM System z9
z9 BC (2096), z9 EC (2094)
z/Architecture Principles of Operation, SA22-7832-05
z/Architecture Reference Summary, SA22-7871-02
z/Architecture
4th generation (G10)
IBM System z10
z10 BC (2098), z10 EC (2097)
z/Architecture Principles of Operation, SA22-7832-06
z/Architecture Reference Summary, SA22-7871-03

Notes:

  • The first generation to formally have a "G" designation was the G3 and the last was the G6.
  • P/390, R/390 and 3006 (Integrated Server) are also considered "G2" at a current licensed internal code level
  • Linux for S/390 requires a "G5" or later processor or equivalent in 31-bit mode. Linux for zSeries requires a z/Architecture processor or equivalent in 64-bit mode.
  • z/VM Version 3 requires a "G2" or later processor or equivalent (Architecture Level Set 1). See the z/VM V3.1 General Information Manual, GC24-5944-01 for more information.
  • z/VM Version 4 requires a "G5" or later processor or equivalent (Architecture Level Set 2). See the z/VM V4.4 General Information Manual, GC24-5991-05 for more information.
  • z/VM Version 5 requires a zSeries or System z processor or equivalent (Architecture Level Set 3). See the z/VM V5.4 General Information Manual, GC24-6095-08 for more information.
  • z/VM Version 6 will require a System z10 (or later) processor (Architecture Level Set 4). See the z/VM V6 Reference Guide, ZSO03029-USEN-00 for more information.
  • Information on Processor Version Codes and SRM Constants (including information returned by STIDP and STSI).