Âé¶¹´«Ã½

Technology

China beats Google to claim the world's most powerful quantum computer

By Matthew Sparkes

5 July 2021

Âé¶¹´«Ã½. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

The Zuchongzhi quantum computer

University of Science and Technology of China/quantumcomputer.ac.cn

A team in China has demonstrated that it has the world’s most powerful quantum computer, leapfrogging the previous record holder, Google.

at the University of Science and Technology of China in Hefei and his colleagues say their quantum computer has solved a problem in just over an hour that would take the world’s most powerful classical supercomputer eight years to crack, and may yet be capable of exponentially higher performance.

The problem, , involves simulating a quantum circuit and…

Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox. We'll also keep you up to date with Âé¶¹´«Ã½ events and special offers.

Sign up

To continue reading, today with our introductory offers

or

Existing subscribers

Sign in to your account
Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop