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# SiPearl tapes out Rhea1 chip, closes EUR 130 million funding round
- URL: https://sovereigntymonitor.eu/news/2025-07-08-sipearl-rhea1-tape-out-series-a/
- Published: 2025-07-08T12:00:00.000Z
- Updated: 2026-10-19T16:00:50.000Z
- Description: 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.
- Author: Reidar Balstad
- Tags: Compute and infrastructure, Industry, investment and R&D, #news, #reported, #editor-read

Reported Editor-read [eeNews Europe, 9 July 2025](https://www.eenewseurope.com/en/sipearl-finally-tapes-outs-europes-supercomputer-chip/?ref=sovereigntymonitor.eu)

**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](https://sovereigntymonitor.eu/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](https://sovereigntymonitor.eu/method/#how-the-record-is-made)