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PROJECTS
Legacy
Ascending to Exascale
El Capitan will have a peak performance of more than 2 exaflops—roughly 16 times faster on average than the Sierra system—and is projected to be several times more energy efficient than Sierra.
RAJA Portability Suite
A Livermore-developed programming approach helps software to run on different platforms without major disruption to the source code.
Axom
Supported by the Advanced Simulation and Computing program, Axom focuses on developing software infrastructure components that can be shared by HPC apps running on different platforms.
NEWS
El Capitan retains title as world’s fastest supercomputer on latest Top500 list
El Capitan once again claimed the top spot on the Top500 List of the world’s most powerful supercomputers, announced today at the 2025 International Conference for High Performance Computing, Networking, Storage and Analysis (SC25) conference in St. Louis.
SC25 event calendar
LLNL is participating in the 37th annual International Conference for High Performance Computing, Networking, Storage, and Analysis (SC25) in St. Louis on November 16–21, 2025.
Workshop features finite element advances and applications
Five years strong, the MFEM workshop fosters connection and collaboration among the computational math community.