Europe's fastest supercomputer Jupiter was inaugurated Friday in Germany with Chancellor Friedrich Merz saying it could help the continent catch up in the global artificial intelligence race.

"We in Germany, and we in Europe, have every opportunity to catch up and then keep pace" with AI pioneers the United States and China, said Merz.

Here is all you need to know about the system, which boasts the power of around one million smartphones.

- What is the Jupiter supercomputer? -

Based at Juelich Supercomputing Centre in western Germany, it is Europe's first "exascale" supercomputer -- meaning it will be able to perform at least one quintillion (or one billion billion) calculations per second.

The United States already has three such computers, all operated by the Department of Energy.

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