K computer
K computer was built by Fujitsu and operated by RIKEN AICS in Japan. It topped the TOP500 for 2 consecutive lists, reaching 10.51 PFlop/s.
Peak Rmax
10.51 PFlop/s
Cores
705,024
Vendor
Fujitsu
Country
Japan
Time at number one
| List | Rmax | Cores |
|---|---|---|
| June 2011 | 8.16 PFlop/s | 548,352 |
| November 2011 | 10.51 PFlop/s | 705,024 |