Rmax and Rpeak values are in GFlop/s. For more details about other fields, check the TOP500 description.
Rpeak values are calculated using the advertised clock rate of the CPU. For the efficiency of the systems you should take into account the Turbo CPU clock rate where it applies.
| Rank | System | Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) | Power (kW) |
|---|---|---|---|---|---|
| 1 |
ASCI Red,
Intel
Sandia National Laboratories United States |
9,152 | 1,338.00 | 1,830.40 | |
| 2 |
T3E900,
Cray/HPE
Government United States |
1,248 | 634.00 | 1,123.20 | |
| 3 |
T3E900,
Cray/HPE
United Kingdom Meteorological Office United Kingdom |
840 | 430.30 | 756.00 | |
| 4 |
CP-PACS/2048,
Hitachi/Tsukuba
Center for Computational Sciences, University of Tsukuba Japan |
2,048 | 368.20 | 614.40 | |
| 5 |
T3E900,
Cray/HPE
DOE/SC/LBNL/NERSC United States |
512 | 264.80 | 460.80 | |
| 6 |
SR2201/1024,
Hitachi
University of Tokyo Japan |
1,024 | 232.40 | 307.20 | |
| 7 |
Numerical Wind Tunnel,
Fujitsu
National Aerospace Laboratory of Japan Japan |
167 | 229.00 | 281.26 | 498 |
| 8 |
VPP700/116,
Fujitsu
ECMWF United Kingdom |
116 | 213.00 | 255.20 | |
| 9 |
T3E,
Cray/HPE
Max-Planck-Gesellschaft MPI/IPP Germany |
672 | 196.00 | 403.20 | |
| 10 |
T3E,
Cray/HPE
Cray Research United States |
544 | 196.00 | 326.40 | |
| 11 |
T3E,
Cray/HPE
Forschungszentrum Juelich (FZJ) Germany |
512 | 196.00 | 307.20 | |
| 12 |
T3E,
Cray/HPE
NASA/Goddard Space Flight Center United States |
512 | 196.00 | 307.20 | |
| 13 |
T3E,
Cray/HPE
Pittsburgh Supercomputing Center United States |
512 | 196.00 | 307.20 | |
| 14 |
T3E,
Cray/HPE
Universitaet Stuttgart Germany |
512 | 196.00 | 307.20 | |
| 15 |
T3E900,
Cray/HPE
ERDC DSRC United States |
312 | 166.28 | 280.80 | |
| 16 |
T3E,
Cray/HPE
Deutscher Wetterdienst Germany |
400 | 153.00 | 240.00 | |
| 17 |
SP P2SC 120 MHz,
IBM
DOE/SC/Pacific Northwest National Laboratory United States |
472 | 151.80 | 226.56 | |
| 18 |
XP/S140,
Intel
Sandia National Laboratories United States |
3,680 | 143.40 | 184.00 | |
| 19 |
T3E900,
Cray/HPE
Forschungszentrum Juelich (FZJ) Germany |
256 | 138.70 | 230.40 | |
| 20 |
T3E900,
Cray/HPE
Minnesota Supercomputer Center United States |
256 | 138.70 | 230.40 | |
| 21 |
T3E900,
Cray/HPE
Naval Oceanographic Office - NAVO DSRC United States |
256 | 138.70 | 230.40 | |
| 22 |
T3E900,
Cray/HPE
University of Edinburgh United Kingdom |
256 | 138.70 | 230.40 | |
| 23 |
T3E1200,
Cray/HPE
Cray Research United States |
256 | 138.00 | 307.20 | |
| 24 |
XP/S-MP 150,
Intel
DOE/SC/Oak Ridge National Laboratory United States |
3,072 | 127.10 | 154.00 | |
| 25 |
T3E750,
Cray/HPE
Commissariat a l'Energie Atomique (CEA) France |
280 | 125.00 | 210.00 | |
| 26 |
SX-4/64,
NEC
Atmospheric Environment Service (AES) Canada |
64 | 122.00 | 128.00 | |
| 27 |
SX-4/64M2,
NEC
Osaka University Japan |
64 | 122.00 | 128.00 | |
| 28 |
VPP700/56,
Fujitsu
Kyushu University Japan |
56 | 110.00 | 123.20 | |
| 29 |
VPP500/80,
Fujitsu
National Lab. for High Energy Physics Japan |
80 | 109.00 | 128.00 | |
| 30 |
XP/S-MP 125,
Intel
Japan Atomic Energy Research Institute Japan |
2,502 | 103.50 | 125.10 | |
| 31 |
T3E750,
Cray/HPE
CSC (Center for Scientific Computing) Finland |
224 | 101.00 | 168.00 | |
| 32 |
T3D MC1024-8,
Cray/HPE
Government United States |
1,024 | 100.50 | 153.60 | |
| 33 |
T3E,
Cray/HPE
IDRIS France |
256 | 98.50 | 153.60 | |
| 34 |
T3E,
Cray/HPE
UCSD/San Diego Supercomputer Center United States |
256 | 98.50 | 153.60 | |
| 35 |
T3E,
Cray/HPE
National Supercomputer Centre (NSC) Sweden |
216 | 83.47 | 129.60 | |
| 36 |
SP P2SC 160 MHz,
IBM
IBM United States |
256 | 83.37 | 163.84 | |
| 37 |
SP P2SC 135 MHz,
IBM
Air Force Research Laboratory United States |
256 | 83.37 | 138.24 | |
| 38 |
SP P2SC 135 MHz,
IBM
ERDC DSRC United States |
256 | 83.37 | 138.24 | |
| 39 |
T3E900,
Cray/HPE
ZIB/Konrad Zuse-Zentrum fuer Informationstechnik Germany |
152 | 82.30 | 136.80 | |
| 40 |
T3E,
Cray/HPE
Government Agency United States |
200 | 77.46 | 120.00 | |
| 41 |
VPP700/34,
Fujitsu/SNI
Leibniz Rechenzentrum Germany |
34 | 71.10 | 74.80 | |
| 42 |
SP2/402,
IBM
Chip Manufacturer (B) United States |
402 | 69.33 | 106.93 | |
| 43 |
T3E900,
Cray/HPE
KISTI Supercomputing Center South Korea |
128 | 69.30 | 115.20 | |
| 44 |
T3E,
Cray/HPE
Commissariat a l'Energie Atomique (CEA) France |
176 | 68.45 | 105.60 | |
| 45 |
SP2/384,
IBM
Maui High-Performance Computing Center (MHPCC) United States |
384 | 66.30 | 102.14 | |
| 46 |
T3E,
Cray/HPE
NRI for Earth Science and Disaster (NIED) Japan |
160 | 62.44 | 96.00 | |
| 47 |
SX-4/32,
NEC
HWW/Universitaet Stuttgart Germany |
32 | 61.70 | 64.00 | |
| 48 |
SX-4/32,
NEC
NEC Fuchu Plant Japan |
32 | 61.70 | 64.00 | |
| 49 |
SX-4/32,
NEC
National Institute for Environmental Studies Japan |
32 | 61.70 | 64.00 | |
| 50 |
SX-4/32,
NEC
Tohoku University Japan |
32 | 61.70 | 64.00 | |
| 51 |
SX-4/32,
NEC
Tohoku University Japan |
32 | 61.70 | 64.00 | |
| 52 |
SX-4/32,
NEC
Tohoku University Japan |
32 | 61.70 | 64.00 | |
| 53 |
SX-4/32,
NEC
Tohoku University Japan |
32 | 61.70 | 64.00 | |
| 54 |
VPP500/42,
Fujitsu
Japan Atomic Energy Research Institute Japan |
42 | 59.60 | 67.20 | |
| 55 |
VPP500/42,
Fujitsu
Nagoya University Japan |
42 | 59.60 | 67.20 | |
| 56 |
SR2201/256,
Hitachi
Real World Computing (RWCP) Japan |
256 | 58.68 | 76.80 | |
| 57 |
SP P2SC 160 MHz,
IBM
UCSD/San Diego Supercomputer Center United States |
128 | 57.24 | 81.92 | |
| 58 |
VPP500/40,
Fujitsu
National Institute of Genetics Japan |
40 | 56.90 | 64.00 | |
| 59 |
VPP500/40,
Fujitsu
University of Tokyo/Institute for Solid State Physics Japan |
40 | 56.90 | 64.00 | |
| 60 |
SP P2SC 120 MHz,
IBM
Cornell Theory Center United States |
160 | 52.96 | 76.80 | |
| 61 |
CM-5/896,
Thinking Machines Corporation
Minnesota Supercomputer Center United States |
896 | 52.30 | 114.70 | |
| 62 |
T3E900,
Cray/HPE
University of Alaska - Arctic Region Supercomputing Center United States |
96 | 52.05 | 86.40 | |
| 63 |
Exemplar X-Class,
HPE
Caltech/JPL United States |
128 | 51.30 | 92.16 | |
| 64 |
Exemplar X-Class,
HPE
Hewlett-Packard CXTC United States |
128 | 51.30 | 92.16 | |
| 65 |
SR2201/224,
Hitachi
University of Cambridge United Kingdom |
224 | 51.13 | 67.20 | |
| 66 |
T3D MC512-8,
Cray/HPE
Los Alamos National Laboratory United States |
512 | 50.80 | 76.80 | |
| 67 |
T3D MC512-8,
Cray/HPE
Network Computing Services, Inc. United States |
512 | 50.80 | 76.80 | |
| 68 |
T3D MC512-8,
Cray/HPE
Pittsburgh Supercomputing Center United States |
512 | 50.80 | 76.80 | |
| 69 |
T3D MC512-8,
Cray/HPE
University of Edinburgh United Kingdom |
512 | 50.80 | 76.80 | |
| 70 |
SP P2SC 120 MHz,
IBM
Chip Manufacturer (A) United States |
152 | 50.42 | 72.96 | |
| 71 |
T3E,
Cray/HPE
CINECA Italy |
128 | 50.40 | 76.80 | |
| 72 |
T3E,
Cray/HPE
Japan Adv. Inst. of Science and Technology (JAIST) Japan |
128 | 50.40 | 76.80 | |
| 73 |
T3E,
Cray/HPE
Ohio Supercomputer Center United States |
128 | 50.40 | 76.80 | |
| 74 |
SX-4/25,
NEC
National Aerospace Laboratory of Japan Japan |
25 | 48.30 | 50.00 | |
| 75 |
VPP500/32,
Fujitsu
The Angstrom Technology Partnership Japan |
32 | 46.10 | 51.20 | |
| 76 |
SP2/256,
IBM
Lawrence Livermore National Laboratory United States |
256 | 44.20 | 68.09 | |
| 77 |
SP2/256,
IBM
Lawrence Livermore National Laboratory United States |
256 | 44.20 | 68.09 | |
| 78 |
SP2/256,
IBM
Scientific Supercomputing Center Karlsruhe Germany |
256 | 44.20 | 68.09 | |
| 79 |
T3E900,
Cray/HPE
The Scripps Research Institute United States |
80 | 43.42 | 72.00 | |
| 80 |
VPP500/28,
Fujitsu
Institute of Physical and Chemical Research (RIKEN) Japan |
28 | 40.40 | 44.80 | |
| 81 |
SX-4/20,
NEC
Japan Marine Science and Technology Japan |
20 | 38.70 | 40.00 | |
| 82 |
SX-4/20,
NEC
National Research Institute for Metals Japan |
20 | 38.70 | 40.00 | |
| 83 |
SX-4/20,
NEC
Toyota Central Research & Development Japan |
20 | 38.70 | 40.00 | |
| 84 |
T3E,
Cray/HPE
NERSC/LBNL/Berkeley Labs United States |
96 | 37.80 | 57.60 | |
| 85 |
T3E900,
Cray/HPE
Phillips Petroleum Company United States |
64 | 34.80 | 57.60 | |
| 86 |
T3E,
Cray/HPE
Norwegian University of Science and Technology Norway |
88 | 34.60 | 52.80 | |
| 87 |
VPP300/16,
Fujitsu
Japan Atomic Energy Research Institute Japan |
16 | 34.10 | 35.20 | |
| 88 |
VPP300/16,
Fujitsu
Japan Science and Technology Japan |
16 | 34.10 | 35.20 | |
| 89 |
VPP300/16,
Fujitsu
Reactor & Nuclear Fuel Development Japan |
16 | 34.10 | 35.20 | |
| 90 |
VPP300/16,
Fujitsu/SNI
Scientific Supercomputing Center Karlsruhe Germany |
16 | 34.10 | 35.20 | |
| 91 |
XP/S-MP 41,
Intel
Air Force Research Laboratory United States |
816 | 33.70 | 40.80 | |
| 92 |
SP P2SC 120 MHz,
IBM
DOE/SC/Argonne National Laboratory United States |
94 | 32.05 | 45.12 | |
| 93 |
T3E,
Cray/HPE
Technical University Delft (TUD) Netherlands |
80 | 31.50 | 48.00 | |
| 94 |
SX-4/16,
NEC
Atmospheric Environment Service (AES) Canada |
16 | 31.10 | 32.00 | |
| 95 |
SX-4/16,
NEC
Danish Meteorological Institute Denmark |
16 | 31.10 | 32.00 | |
| 96 |
SX-4/16,
NEC
National Aerospace Laboratory (NLR) Netherlands |
16 | 31.10 | 32.00 | |
| 97 |
SX-4/16,
NEC
National Cardiovascular Center Japan |
16 | 31.10 | 32.00 | |
| 98 |
SX-4/16,
NEC
Swiss Scientific Computing Center (CSCS) Switzerland |
16 | 31.10 | 32.00 | |
| 99 |
T932/321024,
Cray/HPE
Government United States |
32 | 29.36 | 57.60 | |
| 100 |
T932/321024,
Cray/HPE
Government United States |
32 | 29.36 | 57.60 |