LUMI site showcases how it's possible to build a state-of-the-art supercomputer that complies to the EU Green Deal goals and achieves carbon negative production. Furthermore is unique in design concept and visual appearance.

Presentation offers insight how to implement in practice a globally TOP-5 HPC site with negative CO2 emissions in a project where building had advanced over halfway mark before the final HPC vendor and delivery scope could be verified. What is the impact of emission reduction and total cost of operations when excess heat is utilized in a local district heating network.