IBM Power S1112
IBM's entry-level, single-socket Power11 server, announced July 15, 2026 and generally available July 24, 2026, built for edge and branch AI inferencing with on-chip Matrix Math Acceleration. It is the first Power11 machine available in IBM i's low-cost P05 software tier.
Why it matters for IBM i
It is the first Power 11 server in P05, IBM's cheapest IBM i software tier. It is built for edge, branch and near-edge AI running AIX, IBM i or Linux.
Memory: what the box holds vs what P05 allows
Maximum memory
P05 caps IBM i at 64 GB even though the server takes up to 512 GB of DDR5.
Key specs
| Spec | Power S1112 |
|---|---|
| Cores | 1 to 4 Power11 cores with feature #EJMT. Option #2319 drops it to one active core |
| Clock speed | 3.6 GHz base, 4 GHz peak |
| Memory | Up to 512 GB DDR5 across four OMI slots |
| Storage | Up to 12.8 TB NVMe |
| AI | On-chip Matrix Math Acceleration, no GPU needed |
Speed compared with older servers
| Compared with | IBM's core performance claim |
|---|---|
| Power S914 | Up to 2x |
| Power S814 | Up to 3x |
Related Terms
Matrix Math Acceleration (MMA)
An on-chip acceleration feature in IBM Power10 and Power11 processors that speeds up the matrix math operations used in AI inferencing, without requiring a separate GPU.
IBM i
IBM's operating system for Power servers running traditional AS/400-lineage business applications, with Db2 for i built directly into the OS.
Power Autonomous Operations
Power Autonomous Operations is IBM's AI agent for the Power systems underneath IBM i. It monitors, diagnoses and resolves capacity issues. GA September 23, 2026.