European Sovereignty Monitor

Compute and infrastructure

SiPearl tapes out Rhea1 chip, closes EUR 130 million funding round

SiPearl sent its Rhea1 HPC processor design to foundry TSMC for manufacturing, reaching tape-out, and closed a EUR 130 million Series A. Samples of Europe's first homegrown Arm-based supercomputer chip are expected in early 2026.

Reported Editor-read eeNews Europe, 9 July 2025

What it does not test. It does not establish that Rhea1 will be adopted in EuroHPC systems such as JUPITER beyond the pilot stage.

How this item counts. This item is dated before the index starts on 1 January 2026, so it does not count in the European Sovereignty Index.

How this item was made. Drafted by an AI system (Claude (Anthropic)) from the source cited above; read and approved by the editor on 2026-10-19. How the record is made

What the tags mean: VerifiedReportedAI-draftedAI-drafted, editor-readHuman-writtenWhat the tags mean

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