Editorial review 2026-09-10 · Jurisdiction: General technical orientation; Swedish examples where sourced
Technology explained
Technology pages here exist to help an establishment decision, not to run a server hall. Separate facts, design targets, measured results and vendor claims. AI, HPC, hyperscale and colocation are overlapping words. Cooling and heat reuse change water, neighbors and contracts. When a number lacks a boundary, store it as unclear.
General orientation. Assess the specific project separately. Applies to: Investors and developers reading Swedish hall claims.
Start here
The EU page on data-centre energy performance is a reporting context. It is not a Swedish capacity census.
- Types of halls and why one label is not enough.
- AI and HPC as establishment questions.
- Cooling choices and water.
- Energy and heat-reuse metrics.
Sources
- Energy performance of data centres — European Commission, 2026-01-01. Checked 2026-09-10.