| Released | Instruction Architecture | Compliant cores |
|---|---|---|
| POWER Architecture | ||
| POWER2 Architecture | ||
| PowerPC Architecture prior to v2.00 | ||
| PowerPC Architecture v2.00 | POWER4 | |
| December 2003 | PowerPC Architecture v2.01 | POWER4+, PPC970 |
| February 2005 | PowerPC Architecture v2.02 | POWER5, Cell PPE |
| September 2006 | Power ISA v2.03 | PPC405, PPC440, PPC460, e200, e500, POWER5+ |
| April 2007 | Power ISA v2.04 | PA6T |
| October 2007 | Power ISA v2.05 | POWER6 |
| January 2009 | Power ISA v2.06 | e5500, POWER7, A2, A2I |
| July 2010 | Power ISA v2.06B | |
| May 2013 | Power ISA v2.07 | e6500, POWER8, A2O |
| April 2015 | Power ISA v2.07B | |
| November 2015 | Power ISA v3.0 | Microwatt, Chiselwatt, Libre-SOC |
| March 2017 | Power ISA v3.0B | POWER9 |
| May 2020 | Power ISA v3.0C | |
| May 2020 | Power ISA v3.1 | Power10 |
