Only two of the top ten supercomputers in the world are in Europe
Top 10 supercomputers by computing speed (June 2021)
| Rank | 1 |
|---|---|
| System | Supercomputer Fugaku |
| Cores | 7,630,848 |
| Rmax (TFlop/s) | 442,010 |
| Rpeak (TFlop/s) | 537,212 |
| Power (kW) | 29,899 |
| Rank | 2 |
| System | Summit |
| Cores | 2,414,592 |
| Rmax (TFlop/s) | 148,600 |
| Rpeak (TFlop/s) | 200,795 |
| Power (kW) | 10,096 |
| Rank | 3 |
| System | Sierra |
| Cores | 1,572,480 |
| Rmax (TFlop/s) | 94,640 |
| Rpeak (TFlop/s) | 125,712 |
| Power (kW) | 7,438 |
| Rank | 4 |
| System | Sunway TaihuLight |
| Cores | 10,649,600 |
| Rmax (TFlop/s) | 93,015 |
| Rpeak (TFlop/s) | 125,436 |
| Power (kW) | 15,371 |
| Rank | 5 |
| System | Perlmutter |
| Cores | 706,304 |
| Rmax (TFlop/s) | 64,590 |
| Rpeak (TFlop/s) | 89,795 |
| Power (kW) | 2,528 |
| Rank | 6 |
| System | Selene |
| Cores | 555,520 |
| Rmax (TFlop/s) | 63,460 |
| Rpeak (TFlop/s) | 79,215 |
| Power (kW) | 2,646 |
| Rank | 7 |
| System | Tianhe-2A |
| Cores | 4,981,760 |
| Rmax (TFlop/s) | 61,445 |
| Rpeak (TFlop/s) | 100,679 |
| Power (kW) | 18,482 |
| Rank | 8 |
| System | JUWELS Booster Module |
| Cores | 449,280 |
| Rmax (TFlop/s) | 44,120 |
| Rpeak (TFlop/s) | 70,980 |
| Power (kW) | 1,764 |
| Rank | 9 |
| System | HPC5 |
| Cores | 669,760 |
| Rmax (TFlop/s) | 35,450 |
| Rpeak (TFlop/s) | 51,721 |
| Power (kW) | 2,252 |
| Rank | 10 |
| System | Frontera |
| Cores | 448,448 |
| Rmax (TFlop/s) | 23,516 |
| Rpeak (TFlop/s) | 38,746 |
| Power (kW) | |
| Rank | System | Cores | Rmax (TFlop/s) | Rpeak (TFlop/s) | Power (kW) |
|---|---|---|---|---|---|
| 1 | Supercomputer Fugaku | 7,630,848 | 442,010 | 537,212 | 29,899 |
| 2 | Summit | 2,414,592 | 148,600 | 200,795 | 10,096 |
| 3 | Sierra | 1,572,480 | 94,640 | 125,712 | 7,438 |
| 4 | Sunway TaihuLight | 10,649,600 | 93,015 | 125,436 | 15,371 |
| 5 | Perlmutter | 706,304 | 64,590 | 89,795 | 2,528 |
| 6 | Selene | 555,520 | 63,460 | 79,215 | 2,646 |
| 7 | Tianhe-2A | 4,981,760 | 61,445 | 100,679 | 18,482 |
| 8 | JUWELS Booster Module | 449,280 | 44,120 | 70,980 | 1,764 |
| 9 | HPC5 | 669,760 | 35,450 | 51,721 | 2,252 |
| 10 | Frontera | 448,448 | 23,516 | 38,746 |
