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12–18 September 2026

The week the pieces started to connect

Five takeaways from quantum computing’s push toward shared infrastructure.

The pieces started to connect: six linked layers of this week’s announcements, from manufacturing (Anderon and IBM, Quobly and STMicroelectronics, Photonic) through quantum hardware, control, error-correction tooling and NVIDIA’s CUDA-Q Logical and NVQLink, up to classical CPU, GPU and HPC computing.

Last week’s report followed the factory being built around the quantum computer. This week, more pieces of that factory started connecting: software across hardware platforms, quantum processors linked to GPUs, quantum chips on 300 mm semiconductor lines, and systems arriving in new regions.

The stack is becoming more connected before the quantum computer itself becomes broadly useful.

01

Software & integration

A common software layer is taking shape

NVIDIA’s CUDA-Q Logical extends its open-source CUDA-Q platform into fault-tolerant system design, and NVQLink connects quantum hardware directly to classical computers. Companies with very different qubits are starting to meet on that layer, with very different evidence behind what each showed. NVIDIA · 14 September ↗

One software layer, five levels of evidenceBar length shows how close each announcement is to running on real hardware
  1. Quantum Machines ↗CUDA-Q program across live qubits, GPUs and CPUs
    Live hardware demo
  2. Qedma ↗Error mitigation inside CUDA-Q, Quantinuum hardware first
    Software integration
  3. Infleqtion ↗[[98,18,4]] code: 18 logical qubits in 98 data qubits
    Code construction
  4. Diraq + Iceberg Quantum ↗Iceberg’s Pinnacle on silicon spins: 1,000 logical from 150,000 physical
    Resource estimate
  5. Quandela ↗Photonic QPUs beside GPUs and HPC over NVQLink
    Architecture white paper

Infleqtion’s result is a code design, not an 18-logical-qubit hardware run. NVIDIA says the Pinnacle estimate is roughly 10x below Diraq’s previous one. Evidence levels are this report’s reading of each announcement; the banner is an ecosystem view, not a claim that CUDA-Q is already an industry standard.

The investor question: can NVIDIA turn early cross-platform adoption into a durable software position before the hardware architecture settles?

02

Manufacturing

Quantum hardware is moving onto 300 mm lines

Wafer diameter300 mm

The standard wafer of modern high-volume chipmaking

Anderon, IBM’s pure-play quantum foundryAlbany, New York · finalized 16 September
$1B CHIPS award$1B IBM investment

Anderon says its first quantum wafers are already running through the facility. Announcement ↗

  1. Proposed

    Photonic

    Project VANGUARD: a multi-tenant Canadian chip facility of up to C$500 million, not yet funded.

    14 September ↗
  2. Demonstrated

    Quobly ST

    Readout plus one- and two-qubit gates on a chip from ST’s commercial 300 mm FD-SOI line. No fidelities disclosed yet.

    16 September ↗
  3. Funded · running

    Anderon IBM

    A 300 mm quantum foundry with $2 billion behind it and first wafers in the fab.

    16 September ↗

What Quobly shows: basic quantum operations survived the move onto an industrial process. It does not yet show that commercial fabs can make high-quality quantum processors at scale. Different qubits, same problem: at some point, physics has to become manufacturing.

03

Applications

The 14.6% result asks a better question

IonQ and Synopsys added a quantum step to Ansys LS-DYNA, engineering simulation software. The quantum step does not simulate the part. It reorders the equations so the classical solver has less work to do.

Where the quantum step sits in the workflow
  1. 01 · ClassicalModelA finite-element mesh becomes a large system of equations
  2. 02 · QuantumPartitionSplit a coarsened graph of those equations
  3. 03 · ClassicalReorderTurn the split into a solving order that avoids extra work
  4. 04 · ClassicalSolveLS-DYNA’s solver does most of the computing

Using a partition generated on IonQ Forte, the Drill model’s downstream LS-DYNA wall-clock time fell by about 12%. The larger 14.6% result came from MPS simulation, a classical emulation of the quantum step run on NVIDIA GPUs. A net end-to-end advantage including quantum execution depends on amortizing the reordering step over many subsequent solves.

The better question is the one a customer will ask: did the quantum step make the whole job faster? It is not a quantum-advantage demonstration.

IonQ announcement · 17 September ↗ · The paper ↗

Best reported wall-clock reduction · Drill modelCompared with LS-DYNA’s built-in classical partitioner
IonQ Forte hardware · 36 qubits
≈12%
MPS simulation · up to 150 qubits
14.6%

Both bars share a 0–15% scale. The paper’s abstract reports gains of at least 5.9% for every model tested. Paper first posted March 2026; IonQ announced the results on 17 September.

04

Deployment

Three deployments widen the map

These are not frontier-scale machines; IQM’s Spark is aimed at education, training and experimentation. But a machine in the building trains the engineers who will operate, integrate and maintain the next one.

Where the systems are going
World map with three sites: Chattanooga in the United States, Campinas in Brazil, and Tokyo in Japan.1Chattanooga2Campinas3Tokyo

1 · Chattanooga, United States

IonQ Forte Enterprise

Live at EPB’s Quantum Center, in the same facility as EPB’s commercial quantum network.

EPB · 18 September ↗

2 · Campinas, Brazil

IQM Spark

IQM’s first sale in South America. Installation in Q1 2027, plus access to IQM’s 54-qubit cloud system.

IQM · 17 September ↗

3 · Tokyo, Japan

IQM Spark + Radiance

TOYO’s second IQM system; both machines will open to companies, universities, startups and researchers.

IQM / TOYO · 15 September ↗
05

What moved, what did not

The stack advanced faster than the proof of utility

I found no new demonstration of fault-tolerant quantum computing and no new quantum-advantage result that changed the near-term picture. That is an observation about this review’s coverage, not an exhaustive count of everything published worldwide.

What advanced this week and what was not shown

Advanced this week

  • 300 mm manufacturing infrastructure
  • QPU ↔ GPU ↔ CPU integration
  • Cross-platform error-correction and software tooling
  • More physical deployments
  • End-to-end hybrid workflow improvement

Not shown this week

  • Fault-tolerant quantum computation
  • Broad commercial quantum advantage
  • Large-scale logical-qubit operation
  • Mass-produced high-quality QPUs
  • Generalized customer advantage

The right-hand column is scoped to this review week. It is not a claim that these have never been reported. That distinction is not pessimism; it is where the evidence currently stops.

The weekly view

The pieces are starting to touch

Last week, the factory was arriving before the product. This week, the foundry started talking to the qubit designer and the QPU to the GPU. None of this proves that useful quantum computing has arrived, but it makes the next test concrete.

Now the pieces have to work together.