| Rank |
Site |
System |
Cores |
Rmax (TFlop/s) |
Rpeak (TFlop/s) |
Power (kW) |
| 1 |
DOE/SC/Oak Ridge National Laboratory
United States |
Jaguar - Cray XT5-HE Opteron 6-core 2.6 GHz
Cray Inc. |
224162 |
1759.0 |
2331.0 |
6950 |
| 2 |
DOE/NNSA/LANL
United States |
Roadrunner - BladeCenter QS22/LS21 Cluster, PowerXCell 8i 3.2 Ghz / Opteron DC 1.8 GHz, Voltaire Infiniband
IBM |
122400 |
1042.0 |
1375.8 |
2345 |
| 3 |
National Institute for Computational Sciences/University of Tennessee
United States |
Kraken XT5 - Cray XT5-HE Opteron 6-core 2.6 GHz
Cray Inc. |
98928 |
831.7 |
1028.9 |
3090 |
| 4 |
Forschungszentrum Juelich (FZJ)
Germany |
JUGENE - Blue Gene/P Solution
IBM |
294912 |
825.5 |
1002.7 |
2268 |
| 5 |
National SuperComputer Center in Tianjin/NUDT
China |
Tianhe-1 - NUDT TH-1 Cluster, Xeon E5540/E5450, ATI Radeon HD 4870 2, Infiniband
NUDT |
71680 |
563.1 |
1206.2 |
|
| 6 |
NASA/Ames Research Center/NAS
United States |
Pleiades - SGI Altix ICE 8200EX, Xeon QC 3.0 GHz/Nehalem EP 2.93 Ghz
SGI |
56320 |
544.3 |
673.3 |
2348 |
| 7 |
DOE/NNSA/LLNL
United States |
BlueGene/L - eServer Blue Gene Solution
IBM |
212992 |
478.2 |
596.4 |
2329 |
| 8 |
DOE/SC/Argonne National Laboratory
United States |
Intrepid - Blue Gene/P Solution
IBM |
163840 |
458.6 |
557.1 |
1260 |
| 9 |
Texas Advanced Computing Center/Univ. of Texas
United States |
Ranger - SunBlade x6420, Opteron QC 2.3 Ghz, Infiniband
Oracle |
62976 |
433.2 |
579.4 |
2000 |
| 10 |
Sandia National Laboratories / National Renewable Energy Laboratory
United States |
Red Sky - Sun Blade x6275, Xeon X55xx 2.93 Ghz, Infiniband
Oracle |
41616 |
423.9 |
487.7 |
|
| 11 |
DOE/NNSA/LLNL
United States |
Dawn - Blue Gene/P Solution
IBM |
147456 |
415.7 |
501.4 |
1134 |
| 12 |
Moscow State University - Research Computing Center
Russia |
Lomonosov - T-Platforms T-Blade2, Xeon 5570 2.93 GHz, Infiniband QDR
T-Platforms |
35360 |
350.1 |
414.4 |
|
| 13 |
Forschungszentrum Juelich (FZJ)
Germany |
JUROPA - Sun Constellation, NovaScale R422-E2, Intel Xeon X5570, 2.93 GHz, Sun M9/Mellanox QDR Infiniband/Partec Parastation
Bull SA |
26304 |
274.8 |
308.3 |
1549 |
| 14 |
KISTI Supercomputing Center
Korea, South |
TachyonII - Sun Blade x6048, X6275, IB QDR M9 switch, Sun HPC stack Linux edition
Oracle |
26232 |
274.8 |
307.4 |
1275 |
| 15 |
DOE/SC/LBNL/NERSC
United States |
Franklin - Cray XT4 QuadCore 2.3 GHz
Cray Inc. |
38642 |
266.3 |
355.5 |
1150 |
| 16 |
DOE/SC/Oak Ridge National Laboratory
United States |
Jaguar - Cray XT4 QuadCore 2.1 GHz
Cray Inc. |
30976 |
205.0 |
260.2 |
1580 |
| 17 |
Sandia National Laboratories
United States |
Sandia/Cray Red Storm - Cray XT3/XT4
Cray Inc. |
38208 |
204.2 |
284.0 |
2506 |
| 18 |
King Abdullah University of Science and Technology
Saudi Arabia |
Shaheen - Blue Gene/P Solution
IBM |
65536 |
190.9 |
222.8 |
504 |
| 19 |
Shanghai Supercomputer Center
China |
Magic Cube - Dawning 5000A, QC Opteron 1.9 Ghz, Infiniband, Windows HPC 2008
Dawning |
30720 |
180.6 |
233.5 |
|
| 20 |
University of Edinburgh
United Kingdom |
HECToR - Cray XT4, 2.3 GHz
Cray Inc. |
22656 |
174.1 |
208.4 |
|
| 21 |
Swiss Scientific Computing Center (CSCS)
Switzerland |
Monte Rosa - Cray XT5 SixCore 2.4 GHz
Cray Inc. |
22032 |
168.7 |
211.5 |
713 |
| 22 |
SciNet/University of Toronto/Compute Canada
Canada |
GPC - iDataPlex, Xeon E55xx QC 2.53 GHz, GigE
IBM |
30240 |
168.6 |
306.0 |
869 |
| 23 |
Government
United States |
Cray XT5 QC 2.4 GHz
Cray Inc. |
20960 |
165.6 |
201.2 |
|
| 24 |
ERDC DSRC
United States |
Diamond - SGI Altix ICR 8200 Enh. LX, Xeon X5560 2.8Ghz
SGI |
15360 |
160.2 |
172.0 |
774 |
| 25 |
New Mexico Computing Applications Center (NMCAC)
United States |
Encanto - SGI Altix ICE 8200, Xeon quad core 3.0 GHz
SGI |
14336 |
133.2 |
172.0 |
861 |
| 26 |
Computational Research Laboratories, TATA SONS
India |
EKA - Cluster Platform 3000 BL460c, Xeon 53xx 3GHz, Infiniband
Hewlett-Packard |
14384 |
132.8 |
172.6 |
786 |
| 27 |
Lawrence Livermore National Laboratory
United States |
Juno - Appro XtremeServer 1143H, Opteron QC 2.2Ghz, Infiniband
Appro International |
18224 |
131.6 |
162.2 |
|
| 28 |
Grand Equipement National de Calcul Intensif - Centre Informatique National de l'Enseignement Suprieur (GENCI-CINES)
France |
Jade - SGI Altix ICE 8200EX, Xeon quad core 3.0 GHz
SGI |
12288 |
128.4 |
146.7 |
608 |
| 29 |
DOE/NNSA/LANL
United States |
Cerrillos - BladeCenter QS22/LS21 Cluster, PowerXCell 8i 3.2 Ghz / Opteron DC 1.8 GHz, Infiniband
IBM |
14400 |
126.5 |
161.9 |
276 |
| 30 |
National Institute for Computational Sciences/University of Tennessee
United States |
Athena - Cray XT4 QuadCore 2.3 GHz
Cray Inc. |
17956 |
125.1 |
165.2 |
888 |
| 31 |
Japan Agency for Marine -Earth Science and Technology
Japan |
Earth Simulator - SX-9/E/1280M160
NEC |
1280 |
122.4 |
131.1 |
|
| 32 |
IDRIS
France |
Blue Gene/P Solution
IBM |
40960 |
119.3 |
139.3 |
315 |
| 33 |
DKRZ - Deutsches Klimarechenzentrum
Germany |
Power 575, p6 4.7 GHz, Infiniband
IBM |
8064 |
115.9 |
151.6 |
1288 |
| 34 |
ECMWF
United Kingdom |
Power 575, p6 4.7 GHz, Infiniband
IBM |
8320 |
115.9 |
156.4 |
1329 |
| 35 |
ECMWF
United Kingdom |
Power 575, p6 4.7 GHz, Infiniband
IBM |
8320 |
115.9 |
156.4 |
1329 |
| 36 |
JAXA
Japan |
Fujitsu FX1, Quadcore SPARC64 VII 2.52 GHz, Infiniband DDR
Fujitsu |
12032 |
110.6 |
121.3 |
1020 |
| 37 |
US Army Research Laboratory (ARL)
United States |
SGI Altix ICE 8200 Enhanced LX, Xeon Nehalem quad core 2.8 GHz
SGI |
10752 |
109.3 |
120.4 |
475 |
| 38 |
Joint Supercomputer Center
Russia |
MVS-100K - Cluster Platform 3000 BL460c/BL2x220, Xeon 54xx 3 Ghz, Infiniband
Hewlett-Packard |
11680 |
107.4 |
140.2 |
|
| 39 |
HLRN at Universitaet Hannover / RRZN
Germany |
SGI Altix ICE 8200EX, Xeon QC E5472 3.0 GHz/X5570 2.93 GHz
SGI |
10240 |
107.1 |
120.7 |
|
| 40 |
HLRN at ZIB/Konrad Zuse-Zentrum fuer Informationstechnik
Germany |
SGI Altix ICE 8200EX, Xeon QC E5472 3.0 GHz/X5570 2.93 GHz
SGI |
10240 |
107.1 |
120.7 |
|
| 41 |
Total Exploration Production
France |
SGI Altix ICE 8200EX, Xeon quad core 3.0 GHz
SGI |
10240 |
106.1 |
122.9 |
442 |
| 42 |
Computer Network Information Center, Chinese Academy of Science
China |
DeepComp 7000, HS21/x3950 Cluster, Xeon QC HT 3 GHz/2.93 GHz, Infiniband
Lenovo |
12216 |
102.8 |
146.0 |
|
| 43 |
Government Agency
Sweden |
Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, Infiniband
Hewlett-Packard |
13728 |
102.8 |
146.4 |
|
| 44 |
Lawrence Livermore National Laboratory
United States |
Hera - Appro Xtreme-X3 Server - Quad Opteron Quad Core 2.3 GHz, Infiniband
Appro International |
13552 |
102.2 |
127.2 |
|
| 45 |
Information Technology Center, The University of Tokyo
Japan |
T2K Open Supercomputer (Todai Combined Cluster) - Hitachi opteron QC 2.3 GHz Myrinet 10G
Hitachi |
15104 |
101.7 |
139.0 |
831 |
| 46 |
Max-Planck-Gesellschaft MPI/IPP
Germany |
VIP - Power 575, p6 4.7 GHz, Infiniband
IBM |
6848 |
98.4 |
128.7 |
1095 |
| 47 |
Institute of Physical and Chemical Res. (RIKEN)
Japan |
RIKEN Intergrated Cluster of Clusters, Xeon X5570 2.93GHz, Infiniband DDR
Fujitsu |
9048 |
97.9 |
106.0 |
|
| 48 |
DOE/SC/Pacific Northwest National Laboratory
United States |
Chinook - Cluster Platform 4000 DL185G5, Opteron QC 2.2 GHz, Infiniband DDR
Hewlett-Packard |
18176 |
97.1 |
159.9 |
|
| 49 |
EDF R&D
France |
Frontier2 BG/L - Blue Gene/P Solution
IBM |
32768 |
95.5 |
111.4 |
252 |
| 50 |
IT Service Provider
Germany |
Cluster Platform 3000 BL2x220, E54xx 3.0 Ghz, Infiniband
Hewlett-Packard |
10240 |
94.7 |
122.9 |
|
| 51 |
IBM Thomas J. Watson Research Center
United States |
BGW - eServer Blue Gene Solution
IBM |
40960 |
91.3 |
114.7 |
448 |
| 52 |
Commissariat a l'Energie Atomique (CEA)/CCRT
France |
GENCI-CCRT-Titane - BULL Novascale R422-E2
Bull SA |
8576 |
91.2 |
100.5 |
|
| 53 |
Cray Inc.
United States |
Shark - Cray XT5 6/4 Core 2.4 Ghz
Cray Inc. |
11076 |
91.1 |
106.3 |
390 |
| 54 |
Naval Oceanographic Office - NAVO DSRC
United States |
Cray XT5 QC 2.3 GHz
Cray Inc. |
12733 |
90.8 |
117.1 |
588 |
| 55 |
Manufacturing Company
France |
Cluster Platform 3000 BL460c G6, Xeon X5570 2.93 GHz, Infiniband
Hewlett-Packard |
8576 |
88.5 |
100.5 |
|
| 56 |
GSIC Center, Tokyo Institute of Technology
Japan |
TSUBAME Grid Cluster with CompView TSUBASA - Sun Fire x4600/x6250, Opteron 2.4/2.6 GHz, Xeon E5440 2.833 GHz, ClearSpeed CSX600, nVidia GT200; Voltaire Infiniband
NEC/Sun |
31024 |
87.0 |
163.2 |
1103 |
| 57 |
Lawrence Livermore National Laboratory
United States |
Graph - Appro Xtreme-X3 Opteron 2.0GHz, Infiniband DDR
Appro International |
13440 |
83.1 |
107.5 |
700 |
| 58 |
Stony Brook/BNL, New York Center for Computational Sciences
United States |
New York Blue - eServer Blue Gene Solution
IBM |
36864 |
82.2 |
103.2 |
403 |
| 59 |
Maui High-Performance Computing Center (MHPCC)
United States |
Mana - Dell PowerEdge M610 Cluster, Nehalem-EP 2.8Ghz, Infiniband
Dell |
9210 |
80.6 |
103.2 |
|
| 60 |
CINECA
Italy |
Power 575, p6 4.7 GHz, Infiniband
IBM |
5376 |
78.7 |
101.1 |
859 |
| 61 |
Naval Oceanographic Office - NAVO DSRC
United States |
Power 575, p6 4.7 GHz, Infiniband
IBM |
5440 |
78.7 |
102.3 |
869 |
| 62 |
Center for Computational Sciences, University of Tsukuba
Japan |
T2K Open Supercomputer - Appro Xtreme-X3 Server - Quad Opteron Quad Core 2.3 GHz, Infiniband
Appro International |
10368 |
77.3 |
95.4 |
671 |
| 63 |
CLUMEQ - Universit Laval
Canada |
Colosse - Sun Blade x6048, Xeon X5560 2.8 Ghz, Infiniband QDR
Oracle |
7616 |
77.2 |
85.3 |
332 |
| 64 |
US Army Research Laboratory (ARL)
United States |
Cray XT5 QC 2.3 GHz
Cray Inc. |
10400 |
76.8 |
95.7 |
481 |
| 65 |
CSC (Center for Scientific Computing)
Finland |
Cray XT5/XT4 QC 2.3 GHz
Cray Inc. |
10864 |
76.5 |
102.0 |
520 |
| 66 |
DOE/NNSA/LLNL
United States |
ASC Purple - eServer pSeries p5 575 1.9 GHz
IBM |
12208 |
75.8 |
92.8 |
1992 |
| 67 |
University of Minnesota/Supercomputing Institute
United States |
Cluster Platform 3000 BL280c G6, Xeon X55xx 2.8Ghz, Infiniband
Hewlett-Packard |
8448 |
74.4 |
94.6 |
|
| 68 |
National Centers for Environment Prediction
United States |
Power 575, p6 4.7 GHz, Infiniband
IBM |
4992 |
73.1 |
93.8 |
797 |
| 69 |
National Centers for Environment Prediction
United States |
Power 575, p6 4.7 GHz, Infiniband
IBM |
4992 |
73.1 |
93.8 |
797 |
| 70 |
Rensselaer Polytechnic Institute, Computational Center for Nanotechnology Innovations
United States |
eServer Blue Gene Solution
IBM |
32768 |
73.0 |
91.8 |
358 |
| 71 |
University of Southern California
United States |
HPC - PowerEdge 1950/SunFire X2200/iDataPlex Cluster Intel 53xx/54xx 2.33Ghz, Opteron 2.3 Ghz, Myrinet 10G
Dell/Sun/IBM |
10240 |
72.0 |
94.2 |
|
| 72 |
US Army Research Laboratory (ARL)
United States |
SGI Altix ICE 8200 Enhanced LX, Xeon X5560 quad core 2.8 GHz
SGI |
6656 |
70.0 |
74.5 |
350 |
| 73 |
NCSA
United States |
Abe - PowerEdge 1955, 2.33 GHz, Infiniband, Windows Server 2008/Red Hat Enterprise Linux 4
Dell |
9600 |
68.5 |
89.6 |
|
| 74 |
University of Southampton
United Kingdom |
iDataPlex, Xeon E55xx QC 2.26 GHz, Infiniband, Windows HPC2008 R2
IBM |
8000 |
66.7 |
72.3 |
222 |
| 75 |
NASA/Ames Research Center/NAS
United States |
Columbia - SGI Altix 1.5/1.6/1.66 GHz, Voltaire Infiniband
SGI |
13824 |
66.6 |
82.9 |
|
| 76 |
NACAD/COPPE/UFRJ
Brazil |
Galileu - Sun Blade x6048, Xeon X5560 2.8 Ghz, Infiniband QDR
Oracle |
6464 |
64.6 |
72.4 |
430 |
| 77 |
Barcelona Supercomputing Center
Spain |
MareNostrum - BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet
IBM |
10240 |
63.8 |
94.2 |
|
| 78 |
IBM Poughkeepsie Benchmarking Center
United States |
BladeCenter QS22/LS21 Cluster, PowerXCell 8i 3.2 Ghz / Opteron DC 1.8 GHz, Infiniband
IBM |
7200 |
63.2 |
80.9 |
138 |
| 79 |
Clemson University
United States |
Palmetto - PowerEdge 1950/SunFire X2200/iDataPlex Cluster Intel 53xx/54xx 2.33Ghz, Opteron 2.3 Ghz, Myrinet 10G
Dell/Sun/IBM |
8120 |
60.7 |
74.7 |
285 |
| 80 |
NCAR (National Center for Atmospheric Research)
United States |
bluefire - Power 575, p6 4.7 GHz, Infiniband
IBM |
4064 |
59.7 |
76.4 |
649 |
| 81 |
National Institute for Fusion Science (NIFS)
Japan |
Plasma Simulator - Hitachi SR16000 Model L2/128, Power6 4.7Ghz, Infiniband
Hitachi |
4096 |
56.6 |
77.0 |
645 |
| 82 |
Leibniz Rechenzentrum
Germany |
HLRB-II - Altix 4700 1.6 GHz
SGI |
9728 |
56.5 |
62.3 |
990 |
| 83 |
ERDC DSRC
United States |
Jade - Cray XT4 QuadCore 2.1 GHz
Cray Inc. |
8464 |
56.2 |
71.1 |
418 |
| 84 |
University of Tokyo/Human Genome Center, IMS
Japan |
SHIROKANE - SunBlade x6250, Xeon E5450 3GHz, Infiniband
Oracle |
5760 |
54.2 |
69.1 |
|
| 85 |
NNSA/Sandia National Laboratories
United States |
Thunderbird - PowerEdge 1850, 3.6 GHz, Infiniband
Dell |
9024 |
53.0 |
65.0 |
|
| 86 |
Commissariat a l'Energie Atomique (CEA)
France |
Tera-10 - NovaScale 5160, Itanium2 1.6 GHz, Quadrics
Bull SA |
9968 |
52.8 |
63.8 |
|
| 87 |
IDRIS
France |
Power 575, p6 4.7 GHz, Infiniband
IBM |
3584 |
52.8 |
67.4 |
572 |
| 88 |
ETH Zuerich
Switzerland |
Brutus - Sun Blade X6440, Opteron 2.5 Ghz, Infiniband QDR
Oracle |
6464 |
51.9 |
64.6 |
152 |
| 89 |
United Kingdom Meteorological Office
United Kingdom |
UKMO B - Power 575, p6 4.7 GHz, Infiniband
IBM |
3520 |
51.9 |
66.2 |
562 |
| 90 |
United Kingdom Meteorological Office
United Kingdom |
UKMO A - Power 575, p6 4.7 GHz, Infiniband
IBM |
3520 |
51.9 |
66.2 |
562 |
| 91 |
Air Force Research Laboratory - ARFL DSRC
United States |
Hawk - Altix 4700 1.6 GHz
SGI |
9216 |
51.4 |
59.0 |
|
| 92 |
Meteorological Research Institute (MRI)
Japan |
Hitachi SR16000 Model L2/121, Power6 4.7Ghz, Infiniband
Hitachi |
3872 |
51.2 |
72.8 |
|
| 93 |
SARA (Stichting Academisch Rekencentrum)
Netherlands |
Power 575, p6 4.7 GHz, Infiniband
IBM |
3456 |
50.9 |
65.0 |
552 |
| 94 |
HWW/Universitaet Stuttgart
Germany |
Baku - NEC HPC 140Rb-1 Cluster, Xeon X5560 2.8Ghz, Infiniband
NEC |
5376 |
50.8 |
60.2 |
186 |
| 95 |
Kyoto University
Japan |
T2K Open Supercomputer/Kyodai - Fujitsu Cluster HX600, Opteron Quad Core, 2.3 GHz, Infiniband
Fujitsu |
6656 |
50.5 |
61.2 |
|
| 96 |
University of Zuerich
Switzerland |
Schrdinger Cluster - Sun Blade x6275, Xeon X55xx 2.8 Ghz, Infiniband QDR
Oracle |
4600 |
49.6 |
51.5 |
218 |
| 97 |
SciNet/University of Toronto/Compute Canada
Canada |
Power 575, p6 4.7 GHz, Infiniband
IBM |
3328 |
48.9 |
62.6 |
531 |
| 98 |
IT Service Provider (B)
United States |
Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet
Hewlett-Packard |
7600 |
48.1 |
91.2 |
|
| 99 |
Ecole Polytechnique Federale de Lausanne
Switzerland |
Blue Gene/P Solution
IBM |
16384 |
47.7 |
55.7 |
126 |
| 100 |
IBM - Rochester
United States |
Blue Gene/P Solution
IBM |
16384 |
47.7 |
55.7 |
126 |