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IBM Achieves 1,121-Qubit Quantum Processor — Crosses Milestone Toward 'Quantum Advantage'

By Quantum DeskApril 10, 2026 · 5 min read

IBM has unveiled its Flamingo processor, a 1,121-qubit quantum computing chip that the company says represents a 'crucial step toward quantum advantage' — the point at which quantum computers can solve problems that classical computers cannot.

The Flamingo processor uses IBM's modular architecture, connecting three 370-qubit chips into a single coherent system. Error rates have been reduced by 60% compared to the previous generation.

IBM demonstrated the processor solving a materials science simulation in 12 minutes that would have taken the world's fastest classical supercomputer an estimated 47 years. While this was a carefully selected problem, it illustrates the potential.

The quantum computing market remains small — approximately $1.3 billion in 2025 — but is growing rapidly. IBM, Google, Microsoft, and several startups are racing to achieve practical quantum advantage for real-world applications.

Pharmaceutical companies are the most eager early adopters. Drug discovery simulations that model molecular interactions at the quantum level could dramatically accelerate the development of new medicines.

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