IBM Unveils Blueprint for Quantum-Centric Supercomputing

New reference architecture outlines a practical, scalable path for combining quantum and classical computing

Mar. 12, 2026 at 3:00pm

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IBM has unveiled the industry's first published quantum-centric supercomputing reference architecture, a new blueprint for integrating quantum computing into modern supercomputing environments. The architecture shows how quantum processors (QPUs) can work alongside GPUs and CPUs—across on-premises systems, research centers, and the cloud—to tackle scientific challenges that no single computing approach can solve on its own.

Why it matters

Scientific breakthroughs in chemistry, materials science, and molecular simulation are pushing beyond the limit of classical computing, driving the need for a quantum-centric approach. IBM's new architecture brings quantum and classical computing together through open software and coordinated workflows, enabling developers and scientists to access quantum capabilities through familiar tools and apply them to problems in areas such as chemistry, materials science, and optimization.

The details

IBM's quantum-centric architecture combines quantum hardware with powerful classical infrastructure, including CPU and GPU clusters, high-speed networking, and shared storage, to support computationally intensive workloads and algorithms research. The integrated orchestration and open software frameworks, including Qiskit, allow developers and scientists to access quantum capabilities through familiar tools and workflows.

  • IBM unveiled the new reference architecture on March 12, 2026.

The players

IBM

A leading global hybrid cloud and AI, and business services provider, helping clients in more than 175 countries capitalize on insights from their data, streamline business processes, reduce costs and gain the competitive edge in their industries.

Jay Gambetta

Director of IBM Research and IBM Fellow.

University of Manchester

A research university that collaborated with IBM on creating a first-of-its-kind half-Möbius molecule.

Oxford University

A research university that collaborated with IBM on creating a first-of-its-kind half-Möbius molecule.

ETH Zurich

A research university that collaborated with IBM on creating a first-of-its-kind half-Möbius molecule.

EPFL

A research university that collaborated with IBM on creating a first-of-its-kind half-Möbius molecule.

University of Regensburg

A research university that collaborated with IBM on creating a first-of-its-kind half-Möbius molecule.

Cleveland Clinic

A healthcare organization that simulated a 303-atom tryptophan-cage mini-protein, one of the largest molecular models ever executed on a quantum-centric supercomputer.

RIKEN

A research institute that collaborated with IBM on uncovering the lowest-energy state of engineered quantum systems and achieving one of the largest quantum simulations of iron-sulfur clusters.

University of Chicago

A research university that collaborated with IBM on uncovering the lowest-energy state of engineered quantum systems.

Algorithmiq

A company that collaborated with Trinity College Dublin and IBM on publishing methods in Nature Physics to accurately simulate many-body quantum chaos systems using classical compute resources for noise mitigation.

Trinity College Dublin

A research university that collaborated with Algorithmiq and IBM on publishing methods in Nature Physics to accurately simulate many-body quantum chaos systems using classical compute resources for noise mitigation.

Rensselaer Polytechnic Institute

A research university that is collaborating with IBM to improve how workflows can be seamlessly scheduled and orchestrated across quantum and high-performance computing resources.

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What they’re saying

“More than four decades ago, Richard Feynman envisioned computers that could simulate quantum physics. At IBM, we've spent years turning that vision into reality. Today's quantum processors are beginning to tackle the hardest parts of scientific problems—those governed by quantum mechanics in chemistry. The future lies in quantum-centric supercomputing, where quantum processors work together with classical high-performance computing to solve problems that were previously out of reach. IBM is building the technology and systems that brings this future of computing into reality today.”

— Jay Gambetta, Director of IBM Research and IBM Fellow (IBM)

What’s next

As new quantum-centric algorithms emerge, IBM's global ecosystem of clients and partners will continually evolve this architecture to support sophisticated resources, networks and software capabilities. Deploying new algorithms on top of this maturing architecture will drive the next wave of applications in chemistry, materials science, optimization, and beyond, poising them to scale exponentially.

The takeaway

IBM's new quantum-centric supercomputing reference architecture represents a significant step forward in combining the power of quantum and classical computing to tackle complex scientific challenges. By integrating quantum processors with high-performance classical infrastructure and open software frameworks, IBM is enabling developers and researchers to access quantum capabilities through familiar tools and apply them to breakthrough discoveries in fields like chemistry, materials science, and optimization.