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Four qubit platforms on display at Nvidia GTC
At Nvidia GTC researchers and companies demonstrated quantum machines built from neutral atoms, ions, photons, and engineered circuits, highlighting distinct technical paths and available cloud access while no definitive winner has emerged.
Mar 27th 2026 ยท United States
Insights
- Nvidia GTC showcased four approaches to building qubits: neutral atoms, trapped ions, photons, and engineered quantum circuits.
- No single qubit platform has become dominant; each offers different advantages and trade offs.
- Photon-based designs like PsiQuantum aim to leverage existing semiconductor manufacturing.
- Trapped-ion systems such as Quantinuum use charged ions as qubits and offer high-fidelity operations.
- Attendees were shown cloud connections that let classical computers run experiments on real quantum hardware.