Beyond a Single Quantum Chip: Why the Future of Quantum Computing is Modular
quantumcomputingreport.com May 29, 2026

Beyond a Single Quantum Chip: Why the Future of Quantum Computing is Modular

AI-summarised brief · reviewed before publication

The future of quantum computing is shifting towards a modular approach, where multiple smaller processors are interconnected to behave as a single, larger machine. This approach is necessary as increasing the number of qubits on a single chip will eventually run into physical and manufacturing limitations. Companies like Xanadu and IBM are already exploring modular quantum computing, with Xanadu unveiling a modular and networked photonic quantum computer in January 2025. This approach allows for scalability and flexibility, with the potential to create a future quantum data centre. The modular approach can be homogeneous or heterogeneous, combining different qubit hardware types.

💡 Why It Matters

  • · Modular quantum computing enables the creation of larger, more powerful machines without being limited by the constraints of a single chip.
  • · It also allows for the development of quantum systems that can be easily upgraded and maintained, much like traditional high-performance computing centres.