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 |
7,264 | 1,068.00 | 1,453.00 | |
| 2 |
CP-PACS/2048,
Hitachi/Tsukuba
Center for Computational Sciences, University of Tsukuba Japan |
2,048 | 368.20 | 614.40 | |
| 3 |
Numerical Wind Tunnel,
Fujitsu
National Aerospace Laboratory of Japan Japan |
167 | 229.00 | 281.26 | 498 |
| 4 |
SR2201/1024,
Hitachi
University of Tokyo Japan |
1,024 | 220.40 | 307.20 | |
| 5 |
T3E,
Cray/HPE
Forschungszentrum Juelich (FZJ) Germany |
512 | 176.00 | 307.20 | |
| 6 |
T3E,
Cray/HPE
Government United States |
512 | 176.00 | 307.20 | |
| 7 |
T3E,
Cray/HPE
Max-Planck-Gesellschaft MPI/IPP Germany |
512 | 176.00 | 307.20 | |
| 8 |
T3E,
Cray/HPE
NASA/Goddard Space Flight Center United States |
512 | 176.00 | 307.20 | |
| 9 |
T3E,
Cray/HPE
Pittsburgh Supercomputing Center United States |
512 | 176.00 | 307.20 | |
| 10 |
T3E,
Cray/HPE
Universitaet Stuttgart Germany |
512 | 176.00 | 307.20 | |
| 11 |
SP P2SC 120 MHz,
IBM
DOE/SC/Pacific Northwest National Laboratory United States |
472 | 151.80 | 226.56 | |
| 12 |
XP/S140,
Intel
Sandia National Laboratories United States |
3,680 | 143.40 | 184.00 | |
| 13 |
T3E900,
Cray/HPE
Minnesota Supercomputer Center United States |
256 | 138.70 | 230.40 | |
| 14 |
T3E900,
Cray/HPE
Naval Oceanographic Office - NAVO DSRC United States |
256 | 138.70 | 230.40 | |
| 15 |
XP/S-MP 150,
Intel
DOE/SC/Oak Ridge National Laboratory United States |
3,072 | 127.10 | 154.00 | |
| 16 |
T3E750,
Cray/HPE
Commissariat a l'Energie Atomique (CEA) France |
256 | 115.50 | 192.00 | |
| 17 |
VPP700/56,
Fujitsu
Kyushu University Japan |
56 | 110.00 | 123.20 | |
| 18 |
VPP500/80,
Fujitsu
National Lab. for High Energy Physics Japan |
80 | 109.00 | 128.00 | |
| 19 |
XP/S-MP 125,
Intel
Japan Atomic Energy Research Institute Japan |
2,502 | 103.50 | 125.10 | |
| 20 |
T3D MC1024-8,
Cray/HPE
Government United States |
1,024 | 100.50 | 153.60 | |
| 21 |
VPP700/46,
Fujitsu
ECMWF United Kingdom |
46 | 94.30 | 101.20 | |
| 22 |
T3E,
Cray/HPE
Cray Research United States |
256 | 93.20 | 153.60 | |
| 23 |
T3E,
Cray/HPE
ERDC DSRC United States |
256 | 93.20 | 153.60 | |
| 24 |
T3E,
Cray/HPE
IDRIS France |
256 | 93.20 | 153.60 | |
| 25 |
T3E,
Cray/HPE
UCSD/San Diego Supercomputer Center United States |
256 | 93.20 | 153.60 | |
| 26 |
SP2/512,
IBM
Cornell Theory Center United States |
512 | 88.40 | 136.19 | |
| 27 |
T3E750,
Cray/HPE
CSC (Center for Scientific Computing) Finland |
192 | 86.60 | 144.00 | |
| 28 |
SP P2SC 135 MHz,
IBM
Air Force Research Laboratory United States |
256 | 83.37 | 138.24 | |
| 29 |
SP P2SC 135 MHz,
IBM
ERDC DSRC United States |
256 | 83.37 | 138.24 | |
| 30 |
SP P2SC 120 MHz,
IBM
IBM United States |
256 | 83.37 | 122.88 | |
| 31 |
T3E,
Cray/HPE
Government Agency United States |
200 | 74.40 | 120.00 | |
| 32 |
VPP700/34,
Fujitsu/SNI
Leibniz Rechenzentrum Germany |
34 | 71.10 | 74.80 | |
| 33 |
T3E900,
Cray/HPE
KISTI Supercomputing Center South Korea |
128 | 69.30 | 115.20 | |
| 34 |
T3E900,
Cray/HPE
University of Edinburgh United Kingdom |
128 | 69.30 | 115.20 | |
| 35 |
SP2/384,
IBM
Maui High-Performance Computing Center (MHPCC) United States |
384 | 66.30 | 102.14 | |
| 36 |
T3E750,
Cray/HPE
ZIB/Konrad Zuse-Zentrum fuer Informationstechnik Germany |
136 | 61.30 | 102.00 | |
| 37 |
T3E,
Cray/HPE
DOE/SC/LBNL/NERSC United States |
160 | 61.10 | 96.00 | |
| 38 |
SX-4/32,
NEC
HWW/Universitaet Stuttgart Germany |
32 | 60.60 | 64.00 | |
| 39 |
SX-4/32,
NEC
NEC Fuchu Plant Japan |
32 | 60.60 | 64.00 | |
| 40 |
SX-4/32,
NEC
National Institute for Environmental Studies Japan |
32 | 60.60 | 64.00 | |
| 41 |
SX-4/32,
NEC
Osaka University Japan |
32 | 60.60 | 64.00 | |
| 42 |
SX-4/32,
NEC
Osaka University Japan |
32 | 60.60 | 64.00 | |
| 43 |
CM-5/1056,
Thinking Machines Corporation
Los Alamos National Laboratory United States |
1,056 | 59.70 | 135.17 | |
| 44 |
VPP500/42,
Fujitsu
Japan Atomic Energy Research Institute Japan |
42 | 59.60 | 67.20 | |
| 45 |
VPP500/42,
Fujitsu
Nagoya University Japan |
42 | 59.60 | 67.20 | |
| 46 |
SR2201/256,
Hitachi
Real World Computing (RWCP) Japan |
256 | 58.68 | 76.80 | |
| 47 |
VPP500/40,
Fujitsu
National Institute of Genetics Japan |
40 | 56.90 | 64.00 | |
| 48 |
VPP500/40,
Fujitsu
University of Tokyo/Institute for Solid State Physics Japan |
40 | 56.90 | 64.00 | |
| 49 |
T3E,
Cray/HPE
National Supercomputer Centre (NSC) Sweden |
184 | 55.70 | 110.40 | |
| 50 |
T3E,
Cray/HPE
Commissariat a l'Energie Atomique (CEA) France |
136 | 53.10 | 81.60 | |
| 51 |
CM-5/896,
Thinking Machines Corporation
Minnesota Supercomputer Center United States |
896 | 52.30 | 114.70 | |
| 52 |
T3D MC512-8,
Cray/HPE
Los Alamos National Laboratory United States |
512 | 50.80 | 76.80 | |
| 53 |
T3D MC512-8,
Cray/HPE
Network Computing Services, Inc. United States |
512 | 50.80 | 76.80 | |
| 54 |
T3D MC512-8,
Cray/HPE
Pittsburgh Supercomputing Center United States |
512 | 50.80 | 76.80 | |
| 55 |
T3D MC512-8,
Cray/HPE
University of Edinburgh United Kingdom |
512 | 50.80 | 76.80 | |
| 56 |
T3E,
Cray/HPE
CINECA Italy |
128 | 50.40 | 76.80 | |
| 57 |
T3E,
Cray/HPE
Japan Adv. Inst. of Science and Technology (JAIST) Japan |
128 | 50.40 | 76.80 | |
| 58 |
T3E,
Cray/HPE
NRI for Earth Science and Disaster (NIED) Japan |
128 | 50.40 | 76.80 | |
| 59 |
SX-4/25,
NEC
National Aerospace Laboratory of Japan Japan |
25 | 47.55 | 50.00 | |
| 60 |
VPP500/32,
Fujitsu
The Angstrom Technology Partnership Japan |
32 | 46.10 | 51.20 | |
| 61 |
SP2/256,
IBM
Lawrence Livermore National Laboratory United States |
256 | 44.20 | 68.09 | |
| 62 |
SP2/256,
IBM
Lawrence Livermore National Laboratory United States |
256 | 44.20 | 68.09 | |
| 63 |
SP2/256,
IBM
Scientific Supercomputing Center Karlsruhe Germany |
256 | 44.20 | 68.09 | |
| 64 |
VPP500/28,
Fujitsu
Institute of Physical and Chemical Research (RIKEN) Japan |
28 | 40.40 | 44.80 | |
| 65 |
SX-4/20,
NEC
Japan Marine Science and Technology Japan |
20 | 38.20 | 40.00 | |
| 66 |
SX-4/20,
NEC
National Research Institute for Metals Japan |
20 | 38.20 | 40.00 | |
| 67 |
SX-4/20,
NEC
Toyota Central Research & Development Japan |
20 | 38.20 | 40.00 | |
| 68 |
T3E900,
Cray/HPE
Phillips Petroleum Company United States |
64 | 34.80 | 57.60 | |
| 69 |
T3E,
Cray/HPE
Norwegian University of Science and Technology Norway |
88 | 34.60 | 52.80 | |
| 70 |
T3E,
Cray/HPE
University of Alaska - Arctic Region Supercomputing Center United States |
88 | 34.60 | 52.80 | |
| 71 |
VPP300/16,
Fujitsu
Japan Atomic Energy Research Institute Japan |
16 | 34.10 | 35.20 | |
| 72 |
VPP300/16,
Fujitsu
Japan Science and Technology Japan |
16 | 34.10 | 35.20 | |
| 73 |
VPP300/16,
Fujitsu
Reactor & Nuclear Fuel Development Japan |
16 | 34.10 | 35.20 | |
| 74 |
VPP300/16,
Fujitsu/SNI
Scientific Supercomputing Center Karlsruhe Germany |
16 | 34.10 | 35.20 | |
| 75 |
XP/S-MP 41,
Intel
Air Force Research Laboratory United States |
816 | 33.70 | 40.80 | |
| 76 |
SP P2SC 120 MHz,
IBM
DOE/SC/Argonne National Laboratory United States |
94 | 32.05 | 45.12 | |
| 77 |
T3E,
Cray/HPE
The Scripps Research Institute United States |
80 | 31.50 | 48.00 | |
| 78 |
SX-4/16,
NEC
Atmospheric Environment Service (AES) Canada |
16 | 30.71 | 32.00 | |
| 79 |
SX-4/16,
NEC
Danish Meteorological Institute Denmark |
16 | 30.71 | 32.00 | |
| 80 |
SX-4/16,
NEC
National Aerospace Laboratory (NLR) Netherlands |
16 | 30.71 | 32.00 | |
| 81 |
SX-4/16,
NEC
National Cardiovascular Center Japan |
16 | 30.71 | 32.00 | |
| 82 |
SX-4/16,
NEC
Swiss Scientific Computing Center (CSCS) Switzerland |
16 | 30.71 | 32.00 | |
| 83 |
CM-5/512,
Thinking Machines Corporation
National Security Agency United States |
512 | 30.40 | 65.54 | |
| 84 |
T932/321024,
Cray/HPE
Government United States |
32 | 29.36 | 57.60 | |
| 85 |
T932/321024,
Cray/HPE
Government United States |
32 | 29.36 | 57.60 | |
| 86 |
T932/321024,
Cray/HPE
NRI for Earth Science and Disaster (NIED) Japan |
32 | 29.36 | 57.60 | |
| 87 |
T932/321024,
Cray/HPE
Nippon Telegraph and Telephone (NTT) Japan |
32 | 29.36 | 57.60 | |
| 88 |
SP2/160,
IBM
NASA/Ames Research Center/NAS United States |
160 | 28.70 | 42.56 | |
| 89 |
S-3800/480,
Hitachi
Hitachi Ltd. Enterprise Server Division Japan |
4 | 28.40 | 32.00 | |
| 90 |
S-3800/480,
Hitachi
Japan Meteorological Agency Japan |
4 | 28.40 | 32.00 | |
| 91 |
S-3800/480,
Hitachi
University of Tokyo Japan |
4 | 28.40 | 32.00 | |
| 92 |
VPP300/13,
Fujitsu
Australian National University Australia |
13 | 27.70 | 28.60 | |
| 93 |
T932/241024,
Cray/HPE
Ford Motor Company United States |
24 | 26.17 | 43.20 | |
| 94 |
VPP300/12,
Fujitsu
Japan Atomic Energy Research Institute Japan |
12 | 25.60 | 26.40 | |
| 95 |
T3D MC256-8/464,
Cray/HPE
Bear Stearns United States |
256 | 25.30 | 38.40 | |
| 96 |
T3D SC256-8/264,
Cray/HPE
Caltech/JPL United States |
256 | 25.30 | 38.40 | |
| 97 |
T3D MC256-8,
Cray/HPE
Defense Research Agency (DRA) United Kingdom |
256 | 25.30 | 38.40 | |
| 98 |
T3D MC256-8,
Cray/HPE
Ecole Polytechnique Federale de Lausanne Switzerland |
256 | 25.30 | 38.40 | |
| 99 |
T3D SC256-8/364,
Cray/HPE
NERSC/LLNL United States |
256 | 25.30 | 38.40 | |
| 100 |
T3D MC256-8,
Cray/HPE
Petroleum Company (A) United States |
256 | 25.30 | 38.40 |