IBM Power Server Generation

IBM Power11

IBM's current 2025 Power generation. Highest overall Power Value Index score, leading on performance, capacity, and remaining useful life, but the only generation carrying zero acquisition discount.

Reference model: Power S1112 / S1122 / S1124 (flagship scale-out reference models) GA year: 2025 PVI score: 86/100 (1 of 4)

Power11 launched in 2025 as IBM's current Power generation. It tops the Power Value Index on every input except Market Price, because it is the only generation on this site carrying zero secondary-market discount -- every Power11 unit is sold new, at a quote-based price.

Power11 at a glance

General Availability2025
Marketing StatusCurrent generation, sold new only
Power Value Index86 of 100 (rank 1 of 4)
Efficiency Gain vs. Power10Up to +37% rPerf per watt

Power Value Index subscores

Power11 PVI component breakdown

ComponentWeightScore (0-100)Why
Performance25%100S1112 rated 117,300 CPW total vs. Power10's comparable S1012 at 111,300 CPW, roughly +5.4%; leads the line-up.
Capacity15%100Broadest scale-out ceiling of the four generations profiled.
Remaining Useful Life20%100Newest generation, full unannounced lifecycle ahead; reference point for the RUL scale.
Software Economics15%90Best per-core CPW efficiency, though gains vs. Power10 are smaller than Power10 vs. Power9.
Market Price15%40Quote-based new pricing only; no secondary-market discount available yet.
Value Retention10%60Insufficient resale history to score with confidence; placeholder pending real market data.

Power11's PVI score answers "best hardware," not "best deal." If your priority is cash cost per unit of capacity rather than raw capability or maximum runway, compare this profile against Power10 before deciding. See Upgrade Economics.

Sources

New only; quote-based, no fixed list price. A real published example (Midland Information Systems): a single-partition S1122 with 10 users and 128 GB memory priced at $33,303.98 hardware plus $36,664.00 IBM i software, $69,967.98 total.