By builder
IBM supercomputers
IBM has built 5 machines that reached number one on the TOP500, holding the top spot across 18 lists for operators in United States. The fastest was Summit at 148.60 PFlop/s.
Machines
Summit
148.60 PFlop/s · number one for 4 lists
Sequoia
16.32 PFlop/s · number one for 1 list
Roadrunner
1.10 PFlop/s · number one for 3 lists
BlueGene/L
478.200 TFlop/s · number one for 7 lists
ASCI White
7.226 TFlop/s · number one for 3 lists
Every list held
| List | System | Operator |
|---|---|---|
| November 2019 | Summit | Oak Ridge National Laboratory |
| June 2019 | Summit | Oak Ridge National Laboratory |
| November 2018 | Summit | Oak Ridge National Laboratory |
| June 2018 | Summit | Oak Ridge National Laboratory |
| June 2012 | Sequoia | Lawrence Livermore National Laboratory |
| June 2009 | Roadrunner | Los Alamos National Laboratory |
| November 2008 | Roadrunner | Los Alamos National Laboratory |
| June 2008 | Roadrunner | Los Alamos National Laboratory |
| November 2007 | BlueGene/L | Lawrence Livermore National Laboratory |
| June 2007 | BlueGene/L | Lawrence Livermore National Laboratory |
| November 2006 | BlueGene/L | Lawrence Livermore National Laboratory |
| June 2006 | BlueGene/L | Lawrence Livermore National Laboratory |
| November 2005 | BlueGene/L | Lawrence Livermore National Laboratory |
| June 2005 | BlueGene/L | Lawrence Livermore National Laboratory |
| November 2004 | BlueGene/L | Lawrence Livermore National Laboratory |
| November 2001 | ASCI White | Lawrence Livermore National Laboratory |
| June 2001 | ASCI White | Lawrence Livermore National Laboratory |
| November 2000 | ASCI White | Lawrence Livermore National Laboratory |