IBM Power 11 Models

IBM Power L1124 9856-42H

IBM Model L1124 9856-42H is the larger 4U Linux-focused Power11 server for broader Linux consolidation on Power.

IBM Model L1124 9856-42H
Form Factor 4U scale-out
Family Linux-focused scale-out
Supported Operating Systems Linux
Best Fit Linux consolidation and larger enterprise Linux workloads

Key Characteristics

  • 4U rack form factor
  • Linux-focused Power11 architecture
  • Higher core and memory ceiling than the L1122

Workload Fit

  • Linux workload consolidation at larger scale
  • Enterprise Linux deployments on Power architecture
  • Growth path from the L1122

IBM Model L1124 9856-42H is the larger 4U counterpart to the L1122 9856-22H, giving Linux-focused Power11 deployments more core and memory headroom for consolidation and enterprise-scale workloads.

It is the natural upgrade path for organizations that have outgrown an L1122 and want to keep consolidating Linux workloads onto Power architecture without stepping into the mixed-OS enterprise E-series discussion.

What IBM Model L1124 9856-42H does in the lineup

QuestionL1124 9856-42H answerWhy it matters
Platform roleLarger Linux-focused scale-out modelIt is the Linux-side equivalent of moving from S1122 into S1124 territory.
Chassis4U rackGives Linux estates more room for scale-out growth and consolidation.
Typical projectBroader Linux consolidation, more partitions, bigger runtime footprintUseful for infrastructure teams standardizing on Linux across Power hardware.
Decision pointCompare against L1122 first, then against E-series only if enterprise resilience becomes primaryKeeps the buying path logical instead of overbuying too early.

Why it is more than just a bigger L1122

The L1124 9856-42H is not simply an upsized Linux box. It is the Linux-focused answer for buyers who know they need broader consolidation inside the Power11 scale-out family, but who do not need IBM i or AIX in the same system design. That distinction keeps the conversation cleaner and the platform choice easier to defend.