High-Performance Computing Highlights (June–July 2025): Exascale Era, HPC-AI Convergence, and Global Supercomputing Advances
El Capitan at LLNL leads the June 2025 TOP500 with 1.742 exaFLOPS (HPL) using HPE Cray EX hardware, AMD 4th Gen EPYC CPUs, and MI300A accelerators. Frontier at ORNL is #2 with 1.353 exaFLOPS on HPL, powered by HPE Cray EX235a and AMD 3rd Gen EPYC CPUs plus MI250X GPUs. Aurora at Argonne is #3, delivering 1.012 exaFLOPS on HPL with Intel Xeon Max CPUs and Data Center GPU Max accelerators. JUPITER Booster at Jülich debuted at #4 with 0.793 exaFLOPS (partial) on a BullSequana-based system using NVIDIA Grace Hopper GH200 chips and built by Atos Eviden, containing about 4.8