IBM Power 12 Release Date
IBM has announced no Power 12 release date. Here is every dated signal that exists, what each one is actually evidence of, and how to plan a refresh against a window rather than a date.
There is no IBM Power 12 release date. IBM has not announced the name, the date, or a single specification, and anyone publishing one is guessing. What does exist is a set of dated signals: a release cadence with a measurable history, compiler work that has already started, and an IBM i lifecycle that has to line up with whatever comes next. Those give you a window to plan against. They do not give you a date.
The short answer: a 2027 to 2028 window is the most defensible projection available, and it is a projection from IBM's release pattern, not an IBM statement. Treat it as planning input for a refresh cycle, never as a date to wait for.
What the release history actually shows
IBM Power generation release timing
| Generation | Announced | Gap from previous |
|---|---|---|
| POWER7 | February 2010 | |
| POWER8 | 2014 | About 4 years |
| POWER9 | 2017 | About 3 years |
| Power 10 | 2021 | About 4 years |
| Power 11 | July 2025 | About 4 years |
| Next generation | Not announced | 3 to 4 years would put it in 2028 to 2029 |
This is the honest version of the cadence argument. Independent analysis often cites a roughly three-year cadence, which would point at 2028. The actual recent gaps are closer to four years. Either way the window is a range derived from a pattern, and IBM has never committed to a cadence publicly.
The signals that carry a date
Compiler work has already started
GCC compiler patches targeting a post-Power 11 "future" processor were visible as of mid-2025. Toolchain support routinely lands years before hardware, so this confirms a next generation is in development. It does not indicate how far along it is.
Spyre is confirmed to continue
IBM Power Processor Chief Architect Bill Starke has said on the record that Spyre "will be a piece of the Power 11 portfolio and beyond." That is a direct IBM statement about the next generation existing, which is more than IBM usually gives.
Power 11 was the evolutionary release
IBM described Power 11 as building on the Power 10 core rather than replacing it. A generation that banks existing headroom is usually followed by one that spends it, which is consistent with the chiplet direction Starke has confirmed.
IBM i lifecycle has to line up
IBM i release support windows and hardware generations are planned together. Watching the IBM i roadmap is a better leading indicator of hardware timing than most hardware speculation.
What to do with a window instead of a date
The practical question is almost never "when is Power 12" on its own. It is whether an unannounced generation should change a decision you are making now. In nearly every case the answer is no, and the reasoning is straightforward.
Do not delay a needed refresh
A projected window that is not an IBM date is not a reason to run hardware past its useful life or its support coverage. If the business case for Power 11 is sound today, waiting costs real capacity and real support risk for a hypothetical gain.
Do let it shape commitment length
If you are choosing between a three-year and a five-year lease or support commitment, a plausible 2027 to 2028 window is legitimate input. That is planning, not waiting.
Do buy PCIe headroom for AI
The one high-confidence statement is that Spyre continues past Power 11. If AI inference is on the roadmap, specify a Power 11 configuration with room for an accelerator card rather than trying to solve it in the processor choice.
Watch the IBM i roadmap, not rumor sites
Operating system lifecycle dates are published and firm. Hardware generation dates are not. The former will tell you more about the latter than any speculation will.
When IBM does announce, this page and the roadmap analysis on this site get rebuilt around real specifications. Until then nothing here should be read as a specification, and no core count, clock speed or CPW figure for the next generation exists to be quoted.
Related analysis
The full sourced breakdown, ranked by confidence, is on the Power 12 roadmap outlook. For the processor specifically, see the Power 12 CPU page. For the generational comparison, Power 11 vs Power 12 outlook. If you are making a refresh decision against this timeline, start at planning for the Power 12 transition.