DEPLOYMENT · US
IBM mainframe sales collapse 42%, forcing guidance cut; AI workloads shift to cloud
IBM reported Q2 mainframe revenue sank 42% YoY, triggering a full-year guidance cut. CEO attributes decline to budget reallocation: enterprises shifting capex from legacy on-prem data-centre hardware toward cloud AI infrastructure (LLMs, GPUs). Legacy core banking systems are not immune.
WHY IT MATTERS
Large banks using IBM mainframes for settlement, core ledger, and risk systems face urgent modernization choice: co-invest in cloud-native AI on mainframes (via IBM's Cloud pak strategy) or migrate. This is now a C-suite risk, not IT roadmap item.
Source: WSJ · 2026-07-22