As of November 2021, here is a list of the top 10 fastest supercomputers in the world:
1. Fugaku – RIKEN Center for Computational Science, Japan
2. Summit – Oak Ridge National Laboratory, United States
3. Sierra – Lawrence Livermore National Laboratory, United States
4. Selene – NVIDIA, United States
5. Perlmutter – Lawrence Berkeley National Laboratory, United States
6. AI Bridging Cloud Infrastructure (ABCI) – National Institute of Advanced Industrial Science and Technology, Japan
7. HPC5 – Eni S.p.A., Italy
8. JUWELS Booster Module – Forschungszentrum Jülich, Germany
9. HPC-AI Advisory Council – National Supercomputing Center in Singapore
10. Marconi-100 – Cineca, Italy
Please note that the ranking may change as new supercomputers are developed and released.