Professur für Höchstleistungsrechnen

Exploring metrics for analyzing dynamic behavior in MPI programs via a coupled-oscillator model (2026) Afzal A, Hager G, Wellein G Journal article AI Application Benchmarking: Power-Aware Performance Analysis for Vision and Language Models (2026) Mayr M, Wind S, Schröder L, Hager G, Köstler H, Wellein G Unpublished / Preprint The Illusion of Power Capping in LLM Decode: A Phase-Aware Energy Characterisation Across Attention Architectures (2026) Ma B, Afzal A, Eitzinger J, Wellein G Conference contribution Diagnosing Overhead in Dispatch Operations: Cross-architecture Observatory (2026) Ma B, Eitzinger J, Köstler H, Wellein G Conference contribution, Original article Automatic Workload Characterization on Production HPC Systems via Roofline Telemetry (2026) Ma B, Eitzinger J, Wellein G Conference contribution, Original article Cache blocking of distributed-memory parallel matrix power kernels (2025) Lacey D, Alappat C, Lange F, Hager G, Fehske H, Wellein G Journal article Energy-aware operation of HPC systems in Germany (2025) Suarez E, Bockelmann H, Eicker N, Eitzinger J, El Sayed S, Fieseler T, Frank M, et al. Journal article Microarchitectural comparison and in-core modeling of state-of-the-art CPUs: Grace, Sapphire Rapids, and Genoa (2025) Laukemann J, Hager G, Wellein G Conference contribution GROMACS Unplugged: How Power Capping and Frequency Shapes Performance on GPUs (2025) Afzal A, Hager G, Wellein G Conference contribution, Original article Comparison of Multigrid and Machine Learning-Based Poisson Solvers (2025) Godé H, Kruse C, Angersbach R, Köstler H, Bauerheim M, Rüde U Conference contribution