NHR@KIT
Karlsruher Institut für Technologie
Karlsruhe

NHR@KIT is the National High Performance Computing Center at the Karlsruhe Institute of Technology and a member of the NHR Alliance. It provides HPC and AI infrastructures, along with user support, training, and collaboration with researchers across scientific disciplines.
The center operates large-scale systems with CPU and GPU resources, high-performance storage, and modern software environments to support data- and compute-intensive workloads. Its services are closely aligned with the needs of scientific communities and support efficient use of HPC technologies.
Key Expertise and Profile
- Applications in Earth System Science, particle and astroparticle physics, energy and mobility engineering, and materials science
- Research software engineering and scalable methods for scientific applications
- Performance analysis and optimization on modern HPC architectures
- Secure and energy-efficient operation of HPC infrastructures
Technical Specifications
| Center Name | NHR@KIT |
|---|---|
| Total Resources: | |
| # CPU-Cores | 46 360 |
| # GPUs | 808 |
| Additional Information | |
| max. job run time [h] | 72 |
| jupyter notebook available [y/n] | y |
| CPU Resources: | |
| System 1 | HoreKa Blue |
| CPU-Type | Intel Xeon Platinum 8368 |
| # nodes | 602 |
| # Cores per node | 76 |
| memory per node [GB] | 256 - 512 |
| System 2 | HoreKa Blue XL Mem |
| CPU-Type | Intel Xeon Platinum 8368 |
| # nodes | 8 |
| # Cores per node | 76 |
| memory per node [GB] | 4096 |
| GPU Resources | |
| System 1 | HoreKa Green |
| GPUs per node | 4x NVIDIA A100 |
| # nodes | 167 |
| memory per GPU [GB] | 40 |
| System 2 | HoreKa Teal |
| GPUs per node | 4x NVIDIA H100 |
| # nodes | 22 |
| memory per GPU [GB] | 94 |
| System 3 | HoreKa Ruby |
| GPUs per node | 4x NVIDIA H200 |
| # nodes | 13 |
| memory per GPU [GB] | 141 |