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# NET4EXA

A new generation of fast interconnect for HPC and AI systems

## Sitemaps

- [XML Sitemap](https://net4exa.eu/sitemap.xml): Contains all public & indexable URLs for this website.

## Posts

- [NET4EXA at ISC 2026](https://net4exa.eu/net4exa-at-isc-2026-2/) - We are pleased to share that NET4EXA was actively present at ISC 2026, held in Hamburg from June 22 to 26. This major international event brought together leading experts from academia and industry to explore the latest developments in high-performance computing Throughout the week, NET4EXA took part in several key activities that highlighted the project’s
- [NET4EXA F2F Meeting in Oslo](https://net4exa.eu/net4exa-f2f-meeting-in-oslo/) - The NET4EXA team recently met in Oslo for a face-to-face meeting hosted by Numascale AS. Over a few days, partners from across Europe came together to catch up on the project and move things forward. The meeting was a great opportunity to share progress, discuss technical topics around interconnects for HPC and Exascale, and align
- [NET4EXA at ISC 2026](https://net4exa.eu/net4exa-at-isc-2026/) - NET4EXA will be present at ISC 2026 in Hamburg from June 23 to 26. The project will contribute to the event through technical sessions and discussions, highlighting its role in advancing next-generation interconnect technologies for European HPC and Exascale systems. Here is a list of our activities: NET4EXA Presentation at EuroHPC JU 👤 Anton Daumen
- [Best paper award at ISC for PICO](https://net4exa.eu/best-paper-award-at-isc-for-pico/) - NET4EXA contribution at ISC 2026: Best Paper Award for “PICO: Performance Insights for Collective Operations” We are pleased to announce that the paper “PICO: Performance Insights for Collective Operations”, led by Daniele De Sensi (University of Rome) and co-authors, has received the Best Paper Award at ISC 2026. We warmly congratulate all the authors for
- [NET4EXA at HiPEAC 2026](https://net4exa.eu/net4exa-at-hipeac-2026-2/) - We are happy to share that NET4EXA participated in the HiPEAC 2026 conference, held in Krakow, Poland, from 26–28 January. This major European event brought together experts from academia and industry to discuss the latest advances in computing systems and architectures. Throughout the conference, the NET4EXA team welcomed visitors at stand 02, shared with Fondazione
- [NET4EXA Shines at SC2025 in St. Louis, Missouri, USA](https://net4exa.eu/net4exa-shines-at-sc2025-in-st-louis-missouri-usa/) - Exciting news: NET4EXA was proudly represented at SC2025 in St. Louis, Missouri, from 16–21 November. From presentations and workshops to demonstrations of cutting-edge HPC technologies, the event was a great opportunity to showcase our project’s progress and engage with the high-performance computing community.Discover all our activities at SC2025 in this article! The project’s presence included
- [NET4EXA at LAD'2025 in Toulouse](https://net4exa.eu/net4exa-at-lad2025-in-toulouse/) - We are happy to announce that NET4EXA was represented at the Lustre Administrators and Developers (LAD) 2025 conference in Toulouse, France, on 30 September – 1 October. Quentin Boyer (Eviden), on behalf of NET4EXA, presented the initial design of the new Lustre Newtwork Driver (LND) developed for BXIv3. This work is part of Task 4.3:
- [NET4EXA at HiPEAC 2026](https://net4exa.eu/net4exa-at-hipeac-2026/) - NET4EXA will be present at HiPEAC 2026, taking place from 26 to 28 January in Krakow, Poland. The project will be featured at its own booth, offering an opportunity to exchange with the community and share insights into our work on interconnect technologies for future European HPC systems. We look forward to meeting fellow researchers,
- [NET4EXA face-to-face meeting in Heraklion](https://net4exa.eu/net4exa-face-to-face-meeting-in-heraklion/) - 15-16 October 2025 The NET4EXA consortium will meet in Heraklion, Crete, for its next face-to-face meeting on 15–16 October 2025. This meeting will be hosted by FORTH (Foundation for Research and Technology – Hellas).
- [BoF at SC 2025 invitation by ETP4HPC](https://net4exa.eu/bof-at-sc-2025-invitation-by-etp4hpc/) - NET4EXA has been invited by ETP4HPC to take part in a Birds of a Feather (BoF) session at SC2025, alongside other key European projects. This invitation is a recognition of the project's contribution to Europe's HPC technology landscape and an opportunity to engage in dialogue with international actors. The session will highlight how European initiatives
- [NET4EXA Featured at ISC 2025 with EuroHPC JU](https://net4exa.eu/net4exa-featured-at-isc-2025-with-eurohpc-ju/) - From 10 to 12 June 2025, the NET4EXA team attended ISC High Performance in Hamburg, Germany. The project was featured at the EuroHPC Joint Undertaking booth, alongside other European initiatives. We thank the JU for offering us this opportunity to be present at the event. Anton Daumen gave a presentation introducing NET4EXA and highlighting the
- [NET4EXA was at EuroHPC summit un Krakow Poland](https://net4exa.eu/net4exa-was-at-eurohpc-summit-un-krakow-poland/) - From 18 to 20 March 2025, the NET4EXA team was in Krakow, Poland, for the EuroHPC Summit 2025. This edition was a great success, breaking records in terms of participation! We took part in the poster session and had the opportunity to connect with many actors of the European HPC community. A valuable occasion to
- [The NET4EXA team meets in Rome](https://net4exa.eu/the-net4exa-team-meets-in-rome/) - The NET4EXA consortium partners gathered in Rome for a face-to-face meeting hosted at the University of Rome Sapienza, thanks to the kind invitation of INFN Sezione di Roma. A big thank you to our hosts for making this meeting a success! It was a great opportunity to work together in person, strengthen our collaboration, and
- [ISC 2025](https://net4exa.eu/isc-2025/) - 10-12 June 2025 In 2025, NET4EXA will be present at ISC High Performance in Hamburg, Germany. You will find us at the EuroHPC Joint Undertaking booth, where we will be showcasing the project alongside other European projects. We will also take part in the presentation sessions hosted by EuroHPC JU:Anton Daumen will present the NET4EXA
- [EuroHPC Summit 2025](https://net4exa.eu/eurohpc-summit-2025/) - 18-20 March 2025 In 2025, the yearly EuroHPC JU conference goes to Krakow in Poland. The NET4EXA team will take part in the poster session, meet us there to know all about our project! Event website>>
- [NET4EXA face-to-face meeting in Rome](https://net4exa.eu/net4exa-face-to-face-meeting-in-rome/) - 11-13 March 2025 The consortium partners will meet for a face-to-face meeting on the premises of University of Rome Sapienza, at the invitation of INFN Sezione di Roma.
- [EuroHPC PR: NET4EXA: Advancing European Interconnect for HPC and AI](https://net4exa.eu/eurohpc-pr-net4exa-advancing-european-interconnect-for-hpc-and-ai/) - The EuroHPC JU issued a Press Release announcing NET4EXA on 13 December 2024. Supported by EuroHPC JU funding, the NET4EXA research and innovation project aims to develop innovative interconnect technologies, which are high-speed systems that enable seamless communication between supercomputers components. Read the full article: https://eurohpc-ju.europa.eu/net4exa-advancing-european-interconnect-hpc-and-ai-2024-12-13_en
- [The NET4EXA team meets in Sophia Antipolis](https://net4exa.eu/the-net4exa-team-meets-in-sophia-antipolis/) - The NET4EXA consortium partners spent two days together to launch the project. These two days enabled the team to get to know each other better, exchange ideas and clarify many aspects of the project in order to get their work off to the best possible start. Looking forward to the next steps - and the
- [Hello world!](https://net4exa.eu/hello-world-2/) - Project NET4EXA is starting on 1st September 2024. The project funded by the EuroHPC JU will develop and demonstrate the next generation of European Interconnect, ready for uptake in exascale and post exascale HPC and AI systems, leveraging proven European interconnect technology (BXI), in full coordination with other EU-funded initiatives. Stay tuned!
- [NET4EXA kickoff meeting](https://net4exa.eu/net4exa-kickoff-meeting/) - 18-20 September 2024 The consortium partners will meet for a kickoff meeting on the premises of Eviden at Sophia-Antipolis in Southern France.

## Pages

- [European Interconnect for HPC and AI](https://net4exa.eu/) - The NET4EXA project will develop and demonstrate the next generation of European Interconnect, ready for uptake in exascale and post exascale HPC and AI systems, leveraging proven European interconnect technology (BXI), in full coordination with other EU-funded initiatives. Latest news and events More News More EVENTS
- [Publications](https://net4exa.eu/results/) - Publications Publications from 2026 Electro-Optical Router with 18ns Setup Frame-Level Routing and 1-to-6 Wavelength-Flexible Link Capacity for Photonic Interposers (2026 IEEE International Solid-State Circuits Conference (ISSCC), February 2026) https://ieeexplore.ieee.org/document/11409067/authors REPS: Recycled Entropy Packet Spraying for Adaptive Load Balancing and Failure Mitigation (ACM EuroSys 2026, April 2026) https://dl.acm.org/doi/10.1145/3805621.3807620 STEER: Software Toolkit for Edge Efficient Retraining (ACM
- [About the project](https://net4exa.eu/about-the-project/) - Supercomputing and AI systems designed for large language models can incorporate tens or hundreds of thousands of compute nodes. At the heart of these massive systems lies the interconnect, the backbone that dictates overall performance. For these systems to perform well, the interconnect must seamlessly scale alongside the high-end compute elements. This is where NET4EXA
- [Project scope](https://net4exa.eu/project-scope/) - Technical Work Packages Organization WP1 Work Package 1 aims to establish a roadmap for the BullSequana eXascale Interconnect (BXI) to steer the project's technical efforts. It seeks to evaluate compliance with emerging standards like the Ultra Ethernet Consortium (UEC), explore the integration of sockets and ASICs in preparation for future BXI generations, and deliver photonic
- [Events](https://net4exa.eu/events/)
- [News](https://net4exa.eu/news/)
- [Privacy Policy](https://net4exa.eu/privacy-policy/) - Who we are We are a non-profit consortium of companies and research organisations involved in a research project funded by the EuroHPC JU. Our website address is: http://net4exa.eu. Comments When visitors leave comments on the site we collect the data shown in the comments form, and also the visitor’s IP address and browser user agent

## Categories

- [Events](https://net4exa.eu/category/events/)
- [News](https://net4exa.eu/category/news/)