Hewlett Packard Enterprise Builds Next-Generation 100% Direct Liquid Cooled Supercomputer at the Leibniz Supercomputing Center
New supercomputer “Blue Lion” is part of the German national HPC infrastructure of the
- Blue Lion is scheduled to go live in early 2027 and deliver 30X faster performance than its predecessor SuperMUC-NG – it will be used for astrophysics, particle and quantum physics, fluid mechanics, natural sciences, life sciences and cultural sciences and many other research disciplines
- The new supercomputer is based on next-generation HPE Cray technology and works with next-generation NVIDIA accelerators and processors
- Blue Lion is 100% direct liquid cooled with up to 40°C warm water, enabling the use of waste heat
Flexible architecture for different applications
The architecture of the new high-performance computer is designed to execute and combine classic workflows from modeling and simulation with artificial intelligence (AI) methods. More and more researchers are relying on surrogate models for their modelling of flows, turbulence or climate events, for which classic simulation calculations are combined with pattern recognition or statistical data analysis. This allows them to calculate more scenarios in less time or expand models with more complex calculations.
To support these workflows, Blue Lion leverages next-generation HPE Cray technology featuring next-generation accelerators and processors from NVIDIA. The system will also deliver fast data transfers between Blue Lion’s compute and storage units through HPE Slingshot, a high-performance interconnect that transfers 400 gigabits of data per second and allows jobs to scale across the entire system. LRZ will also gain purpose-built system management capabilities with HPE Performance Cluster Management, a software management tool that allows LRZ to efficiently monitor and manage the great scale of the supercomputer. With the latest cutting-edge technologies, Blue Lion gains more performance and scale to deliver approximately 30X more computing power (2), compared to SuperMUC-NG, the current LRZ high-performance computer.
New programming needed
The interaction of GPU accelerators and CPU cores in high-performance computers such as Blue Lion requires a new way of programming software and algorithms. This is enabled by the HPE Cray Programming Environment, which helps migrate science code to the new system. To enable users to use the accelerated hardware of the supercomputer efficiently, LRZ and HPE will offer workshops and courses starting in 2025, helping researchers to optimize and port their applications. In addition, LRZ plans to closely cooperate with the European team from
Efficient and quiet
In the future, it will be much quieter in the Twin Cube of the LRZ: Blue Lion will employ 100% direct liquid cooling where 40°C warm water flows through the racks in copper pipes. The water-cooling system allows the waste heat from the system to be reused – the LRZ already uses waste heat from its current supercomputer to heat its offices and could in future supply other organizations in the neighborhood. Direct liquid cooling reduces operating costs and carbon dioxide emissions. Blue Lion also requires less space because server cabinets can be packed much more densely.
Citations:
“Procuring a new supercomputer takes work, but it's incredibly exciting. We can already take a look into the future of supercomputing. This increases the anticipation and even more the excitement of how the scientific community will use this system to make even better progress into new realms of knowledge. After all, it's not about having the fastest supercomputer, but about providing the best possible support for cutting-edge research with our high-performance infrastructure.”
Prof. Dieter Kranzlmüller, Head of the Leibniz Supercomputing Center
“Supercomputing plays a pivotal role for progress in science and society, as well as for national competitiveness. LRZ's Blue Lion is another big step to reinforce
“The advancement of supercomputing, with a focus on energy efficiency and sustainability, is essential for pushing the boundaries of scientific discovery and innovation. Blue Lion, powered by NVIDIA’s next-gen accelerators and processors, will help researchers tackle complex challenges across multiple disciplines, from astrophysics to life sciences.”
Footnotes:
(1) |
Including operating costs until 2032 |
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(2) |
Based on the High Performance Conjugate Gradients Benchmark (HPCG) |
About
About the Leibniz Supercomputing Centre (LRZ)
The Leibniz Supercomputing Centre (LRZ) proudly stands at the forefront of its field as a world-class IT service and computing user facility serving Munich’s top universities and colleges as well as research institutions in
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Media Contacts:
patrik.edlund@hpe.com
Sabrina.Schulte@lrz.de
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