Multinational conglomerate Honeywell International Inc. is claiming to have built the highest-performing quantum computer available today. It made the announcement in a blogpost on its website. The company further claims that its H0 quantum computer has a quantum volume score of 64—making it twice as powerful as any other quantum computer available.
Source:
https://phys.org/news/2020-06-honeywell-built-highest-performing-quantum.html