CPU to ISA Version Mapping¶
Mapping of some CPU versions to relevant ISA versions.
Note Power4 and Power4+ are not supported.
CPU |
Architecture version |
---|---|
Power10 |
Power ISA v3.1 |
Power9 |
Power ISA v3.0B |
Power8 |
Power ISA v2.07 |
e6500 |
Power ISA v2.06 with some exceptions |
e5500 |
Power ISA v2.06 with some exceptions, no Altivec |
Power7 |
Power ISA v2.06 |
Power6 |
Power ISA v2.05 |
PA6T |
Power ISA v2.04 |
Cell PPU |
|
Power5++ |
Power ISA v2.04 (no VMX) |
Power5+ |
Power ISA v2.03 |
Power5 |
|
PPC970 |
|
Power4+ |
|
Power4 |
|
Key Features¶
CPU |
VMX (aka. Altivec) |
---|---|
Power10 |
Yes |
Power9 |
Yes |
Power8 |
Yes |
e6500 |
Yes |
e5500 |
No |
Power7 |
Yes |
Power6 |
Yes |
PA6T |
Yes |
Cell PPU |
Yes |
Power5++ |
No |
Power5+ |
No |
Power5 |
No |
PPC970 |
Yes |
Power4+ |
No |
Power4 |
No |
CPU |
VSX |
---|---|
Power10 |
Yes |
Power9 |
Yes |
Power8 |
Yes |
e6500 |
No |
e5500 |
No |
Power7 |
Yes |
Power6 |
No |
PA6T |
No |
Cell PPU |
No |
Power5++ |
No |
Power5+ |
No |
Power5 |
No |
PPC970 |
No |
Power4+ |
No |
Power4 |
No |
CPU |
Transactional Memory |
---|---|
Power10 |
No (* see Power ISA v3.1, "Appendix A. Notes on the Removal of Transactional Memory from the Architecture") |
Power9 |
Yes (* see Transactional Memory support) |
Power8 |
Yes |
e6500 |
No |
e5500 |
No |
Power7 |
No |
Power6 |
No |
PA6T |
No |
Cell PPU |
No |
Power5++ |
No |
Power5+ |
No |
Power5 |
No |
PPC970 |
No |
Power4+ |
No |
Power4 |
No |