IBM puts a faster 120-qubit chip on its cloud by draining leftover energy between runs

Verdict: MONITOR

Nighthawk r2 keeps the same qubit count and claims about 25 times more circuit repeats per second than Heron; It is still not a fault-tolerant computer and the result is company-authored.

Reviewed, edited and approved by Joerg Germann, Editor · Editorial method

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Holdings disclosure: Holdings confirmed 5 October 2026: the editor personally holds shares in IONQ, IQMX, NVDA, PSQL, QBTS, QUBT, RGTI, and XNDU.TO. Backloop Technology holds none. These holdings did not determine selection or the readiness judgment. About this report.

This is editorial analysis, not investment, procurement or engineering advice.