European Sovereignty Monitor

Compute and infrastructure

EuroHPC and NAISS inaugurate EUR 68.5 million Arrhenius supercomputer in Sweden

EuroHPC JU and Sweden's NAISS inaugurated Arrhenius at Linkoping University on 8 September 2026, a EUR 68.5 million, over 60 petaflop HPE system co-funded up to 35 percent by the Digital Europe Programme, ranked 42nd on the TOP500 list.

Verified EuroHPC Joint Undertaking press release, 8 September 2026

What it does not test. Does not establish European control of the underlying hardware supply chain, since the machine was built by US vendor HPE under a contract signed in 2025.

How this item counts. Towards autonomy: it changes who operates. Binding 3 of 3 (in force or operating), scale 2 of 3 (medium), Verified counts in full: weight +6 of 36 possible. EuroHPC/NAISS-owned system now operating (operate autonomy); built by US vendor HPE, parts untested. European Sovereignty Index

Previously in Compute and infrastructure

Reported EU backs Eutelsat and Tusass satellite connectivity expansion in Greenland Verified Julich inaugurates JION quantum computer linked to supercomputer infrastructure Reported Orange leads EUR93 million ReuNION cable linking La Réunion to South Africa

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