# List of fastest computers

This is a historical list of fastest computers and includes computers and supercomputers which were considered the fastest in the world at the time they were built.
| Year | Country of site | Site | Vendor / builder | Computer | Performance | Performance |
| 1938 | Germany | Personal research and development Berlin, Germany | Konrad Zuse | Z1 | 1.00 | IPS |
| 1940 | Germany | Personal research and development Berlin, Germany | Konrad Zuse | Z2 | 1.25 | IPS |
| 1941 | Germany | Personal research and development Berlin, Germany | Konrad Zuse | Z3 | 20.00 | IPS |
| 1944 | United Kingdom | Bletchley Park | Tommy Flowers and his team, Post Office Research Station | Colossus | 5.00 | kIPS |
| 1945 | United States | University of Pennsylvania | Moore School of Electrical Engineering | ENIAC | 5.00 | kIPS |
| 1951 | United States | Massachusetts Institute of Technology | MIT Servomechanisms Laboratory | Whirlwind I | 20.00 | kIPS |
| 1958 | United States | McGuire Air Force Base | IBM | AN/FSQ-7 | 75.00 | kIPS |
| 1960 | United States | Los Alamos Scientific Laboratory | IBM | 7090 | 229.00 | kIPS |
| 1960 | United States | Lawrence Livermore National Laboratory | Remington Rand's UNIVAC | LARC | 250.00 | kIPS |
| 1961 | United States | Los Alamos Scientific Laboratory | IBM | 7030 Stretch | 1.20 | MIPS |
| 1962 | United Kingdom | University of Manchester | University of Manchester, Ferranti International, and Plessey Co. | Atlas | 1.00 | MFLOPS |
| 1964 | United States | Lawrence Livermore and Los Alamos | CDC | 6600 | 3.00 | MFLOPS |
| 1969 | United States | Lawrence Livermore National Laboratory | CDC | 7600 | 36.00 | MFLOPS |
| 1974 | United States | Lawrence Livermore National Laboratory | CDC | STAR-100 | 100.00 | MFLOPS |
| 1976 | United States | Los Alamos Scientific Laboratory | Cray | Cray-1 | 160.00 | MFLOPS |
| 1980 | United Kingdom | Meteorological Office, Bracknell | CDC | Cyber 205 | 400.00 | MFLOPS |
| 1983 | United States | National Security Agency | Cray | X-MP/4 | 713.00 | MFLOPS* |
| 1985 | United States | Lawrence Livermore National Laboratory | Cray | Cray-2 | 1.41 | GFLOPS* |
| 1988 | United States | NASA Ames Research Center | Cray | Y-MP/832 | 2.14 | GFLOPS* |
| 1990 | Japan | Fuji Heavy Industries | Fujitsu | VP2600/10 | 4.00 | GFLOPS* |
| 1992 | Canada | Atmospheric Environment Service | NEC | SX-3/44 | 20.00 | GFLOPS* |
| 1993 | United States | Los Alamos National Laboratory | Thinking Machines | CM-5/1024 | 59.70 | GFLOPS* |
| 1993 | Japan | National Aerospace Laboratory of Japan | Fujitsu | Numerical Wind Tunnel | 124.20 | GFLOPS* |
| 1994 | United States | Sandia National Laboratories | Intel | Paragon XP/S 140 | 143.40 | GFLOPS* |
| 1994 | Japan | National Aerospace Laboratory of Japan | Fujitsu | Numerical Wind Tunnel | 170.00 | GFLOPS* |
| 1996 | Japan | University of Tokyo | Hitachi | SR2201 | 232.40 | GFLOPS* |
| 1996 | Japan | University of Tsukuba | Hitachi | CP-PACS | 368.20 | GFLOPS* |
| 1997 | United States | Sandia National Laboratories | Intel | ASCI Red | 1.06 | TFLOPS* |
| 2000 | United States | Lawrence Livermore National Laboratory | IBM | ASCI White | 4.93 | TFLOPS* |
| 2001 | United States | Lawrence Livermore National Laboratory | IBM | ASCI White | 7.20 | TFLOPS* |
| 2002 | Japan | JAMSTEC Earth Simulator Center | NEC | Earth Simulator | 35.86 | TFLOPS* |
| 2004 | United States | Lawrence Livermore National Laboratory | IBM | Blue Gene/L | 70.72 | TFLOPS* |
| 2005 | United States | Lawrence Livermore National Laboratory | IBM | Blue Gene/L | 136.80 | TFLOPS* |
| 2005 | United States | Lawrence Livermore National Laboratory | IBM | Blue Gene/L | 280.60 | TFLOPS* |
| 2007 | United States | Lawrence Livermore National Laboratory | IBM | Blue Gene/L | 478.20 | TFLOPS* |
| 2008 | United States | Los Alamos National Laboratory | IBM | Roadrunner | 1.02 | PFLOPS* |
| 2008 | United States | Los Alamos National Laboratory | IBM | Roadrunner | 1.10 | PFLOPS* |
| 2009 | United States | Oak Ridge National Laboratory | Cray | Jaguar | 1.75 | PFLOPS* |
| 2010 | China | National Supercomputing Center of Tianjin | National University of Defense Technology | Tianhe-1A | 2.57 | PFLOPS* |
| 2011 | Japan | RIKEN Advanced Institute for Computational Science | Fujitsu | K computer | 10.51 | PFLOPS* |
| 2012 | United States | Lawrence Livermore National Laboratory | IBM | Sequoia (Blue Gene/Q) | 16.32 | PFLOPS* |
| 2012 | United States | Oak Ridge National Laboratory | Cray | Titan | 17.59 | PFLOPS* |
| 2013 | China | National Supercomputing Center of Guangzhou | National University of Defense Technology | Tianhe-2 | 33.86 | PFLOPS* |
| 2016 | China | National Supercomputing Center of Wuxi | NRCPC | Sunway TaihuLight | 93.01 | PFLOPS* |
| 2018 | United States | Oak Ridge National Laboratory | IBM | Summit | 122.30 | PFLOPS* |
| 2019 | United States | Oak Ridge National Laboratory | IBM | Summit | 148.60 | PFLOPS* |
| 2020 | Japan | RIKEN Center for Computational Science | Fujitsu | Fugaku | 415.53 | PFLOPS* |
| 2020 | Japan | RIKEN Center for Computational Science | Fujitsu | Fugaku | 442.01 | PFLOPS* |
| 2022 | United States | Oak Ridge National Laboratory | HPE Cray | Frontier | 1.102 | EFLOPS* |
| 2023 | United States | Oak Ridge National Laboratory | HPE Cray | Frontier | 1.194 | EFLOPS* |
| 2024 | United States | Oak Ridge National Laboratory | HPE Cray | Frontier | 1.206 | EFLOPS* |
| 2024 | United States | Lawrence Livermore National Laboratory | HPE Cray | El Capitan | 1.742 | EFLOPS* |
a. $^^$ An asterisk (*) denotes Rmax – the highest score measured using the LINPACK benchmarks suite.