Rank | Site | Computer | Processors | Year | Rmax | Rpeak |
1 | DOE/NNSA/LLNL United States | BlueGene/L - eServer Blue Gene Solution IBM | 131072 | 2005 | 280600 | 367000 |
2 | Oak Ridge National Laboratory United States | Jaguar - Cray XT4/XT3 Cray Inc. | 23016 | 2006 | 101700 | 119350 |
3 | NNSA/Sandia National Laboratories United States | Red Storm - Sandia/ Cray Red Storm, Opteron 2.4 GHz dual core Cray Inc. | 26544 | 2006 | 101400 | 127411 |
4 | IBM Thomas J. Watson Research Center United States | BGW - eServer Blue Gene Solution IBM | 40960 | 2005 | 91290 | 114688 |
5 | Stony Brook/BNL, New York Center for Computional Sciences United States | New York Blue - eServer Blue Gene Solution IBM | 36864 | 2007 | 82161 | 103219 |
6 | DOE/NNSA/LLNL United States | ASC Purple - eServer pSeries p5 575 1.9 GHz IBM | 12208 | 2006 | 75760 | 92781 |
7 | Rensselaer Polytechnic Institute, Computional Center for Nanotechnology Innovations United States | eServer Blue Gene Solution IBM | 32768 | 2007 | 73032 | 91750 |
8 | NCSA United States | Abe - PowerEdge 1955, 2.33 GHz, Infiniband Dell | 9600 | 2007 | 62680 | 89587.2 |
9 | Barcelona Supercomputing Center Spain | MareNostrum - BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet IBM | 10240 | 2006 | 62630 | 94208 |
10 | Leibniz Rechenzentrum Germany | HLRB-II - Altix 4700 1.6 GHz SGI | 9728 | 2007 | 56520 | 62259.2 |
11 | NNSA/Sandia National Laboratories United States | Thunderbird - PowerEdge 1850, 3.6 GHz, Infiniband Dell | 9024 | 2006 | 53000 | 64972.8 |
12 | Commissariat a l’Energie Atomique (CEA) France | Tera-10 - NovaScale 5160, Itanium2 1.6 GHz, Quadrics Bull SA | 9968 | 2006 | 52840 | 63795.2 |
13 | NASA/Ames Research Center/NAS United States | Columbia - SGI Altix 1.5 GHz, Voltaire Infiniband SGI | 10160 | 2004 | 51870 | 60960 |
14 | GSIC Center, Tokyo Institute of Technology Japan | TSUBAME Grid Cluster - Sun Fire x4600 Cluster, Opteron 2.4/2.6 GHz and ClearSpeed Accelerator, Infiniband NEC/Sun | 11088 | 2006 | 48880 | 78796.8 |
15 | Texas Advanced Computing Center/Univ. of Texas United States | Lonestar - PowerEdge 1955, 2.66 GHz, Infiniband Dell | 5848 | 2007 | 46730 | 62220 |
16 | Maui High-Performance Computing Center (MHPCC) United States | Jaws - PowerEdge 1955, 3.0 GHz, Infiniband Dell | 5200 | 2006 | 42390 | 62400 |
17 | US Army Research Laboratory (ARL) United States | Michael J. Muuss Cluster (MJM) - Evolocity II (LS Supersystem) Xeon 51xx 3.0 GHz IB Linux Networx | 4416 | 2007 | 40610 | 52992 |
18 | Forschungszentrum Juelich (FZJ) Germany | JUBL - eServer Blue Gene Solution IBM | 16384 | 2006 | 37330 | 45875 |
19 | Lawrence Livermore National Laboratory United States | Appro Xtreme Server - Quad Opteron Dual Core 2.4GHz Infiniband Appro International | 9216 | 2007 | 36580 | 44240 |
20 | The Earth Simulator Center Japan | Earth-Simulator NEC | 5120 | 2002 | 35860 | 40960 |
21 | ERDC MSRC United States | Sapphire - Cray XT3, 2.6 GHz dual Core Cray Inc. | 8192 | 2006 | 35200 | 42598.4 |
22 | Commissariat a l’Energie Atomique (CEA) France | CEA-CCRT-Platine - Novascale 3045, Itanium2 1.6 GHz, Infiniband Bull SA | 6144 | 2007 | 35130 | 39321 |
23 | Louisiana Optical Network Initiative United States | Queen Bee - PowerEdge 1950, 2.33 GHz, Infiniband Dell | 5440 | 2007 | 34780 | 50766.1 |
24 | Atomic Weapons Establishment United Kingdom | Cray XT3, 2.6 GHz dual Core Cray Inc. | 7812 | 2006 | 32498 | 40622 |
25 | University of North Carolina United States | Topsail - PowerEdge 1955, 2.33 GHz, Cisco/Topspin Infiniband Dell | 4160 | 2007 | 28770 | 38821.1 |
26 | ASTRON/University Groningen Netherlands | Stella - eServer Blue Gene Solution IBM | 12288 | 2005 | 27450 | 34406.4 |
27 | Wright-Patterson Air Force Base/DoD ASC United States | Altix 4700 1.6 GHz SGI | 4096 | 2007 | 23817 | 26214 |
28 | Wright-Patterson Air Force Base/DoD ASC United States | Altix 4700 1.6 GHz SGI | 4096 | 2007 | 23817 | 26214 |
29 | Caltech United States | CITerra - PowerEdge 1950, 2.33 GHz, Myrinet Dell | 4096 | 2007 | 22590 | 37700 |
30 | Indiana University United States | Big Red - BladeCenter JS21 Cluster, PPC 970, 2.5 GHz, Myrinet IBM | 3072 | 2007 | 21790 | 30720 |
31 | IBM - Rochester United States | Blue Gene/P Solution IBM | 8192 | 2007 | 20860 | 27850 |
32 | Naval Oceanographic Office (NAVOCEANO) United States | eServer pSeries p5 575 1.9 GHz IBM | 3072 | 2006 | 20070 | 23347.2 |
33 | IBM Advanced Client Technology Center United States | eServer pSeries p5 575 1.9 GHz IBM | 3072 | 2007 | 20070 | 23347 |
34 | Lawrence Livermore National Laboratory United States | Thunder - Intel Itanium2 Tiger4 1.4GHz - Quadrics California Digital Corporation | 4096 | 2004 | 19940 | 22938 |
35 | National Center for High Performance Computing Taiwan | xSeries x3550 Cluster Xeon, 3 GHz, Infiniband IBM | 2072 | 2007 | 19910 | 24860 |
36 | University of Reading United Kingdom | BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet IBM | 3040 | 2007 | 19039.5 | 27968 |
37 | Computational Biology Research Center, AIST Japan | Blue Protein - eServer Blue Gene Solution IBM | 8192 | 2005 | 18665 | 22937.6 |
38 | EDF R&D France | eServer Blue Gene Solution IBM | 8192 | 2007 | 18665 | 22937.6 |
39 | Ecole Polytechnique Federale de Lausanne Switzerland | eServer Blue Gene Solution IBM | 8192 | 2005 | 18665 | 22937.6 |
40 | High Energy Accelerator Research Organization /KEK Japan | KEK/BG Sakura - eServer Blue Gene Solution IBM | 8192 | 2006 | 18665 | 22937.6 |
41 | High Energy Accelerator Research Organization /KEK Japan | KEK/BG MOMO - eServer Blue Gene Solution IBM | 8192 | 2006 | 18665 | 22937.6 |
42 | IBM Rochester, On Demand Deep Computing Center United States | eServer Blue Gene Solution IBM | 8192 | 2006 | 18665 | 22937.6 |
43 | Sinopec ShengLI Oilfield Branch Company, Geophysical Research Institute China | BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet IBM | 4096 | 2007 | 18600 | 38223.9 |
44 | Cambridge University United Kingdom | Darwin - PowerEdge 1950, 3.0 GHz, Infinipath Dell | 2340 | 2006 | 18270 | 28080 |
45 | University of Minnesota United States | SGI Altix XE 1300 Cluster Solutions, 2.66GHZ, Infiniband SGI | 2048 | 2007 | 17310 | 21791 |
46 | Pittsburgh Supercomputing Center United States | BigBen - Cray XT3, 2.6 GHz dual Core Cray Inc. | 4136 | 2006 | 17000 | 21507.2 |
47 | NCSA United States | T3 - PowerEdge 1955, 2.66 GHz, Infiniband Dell | 2048 | 2007 | 16680 | 21300 |
48 | ECMWF United Kingdom | eServer pSeries p5 575 1.9 GHz IBM | 2480 | 2007 | 16202 | 18848 |
49 | ECMWF United Kingdom | eServer pSeries p5 575 1.9 GHz IBM | 2480 | 2007 | 16202 | 18848 |
50 | COLSA United States | MACH5 - Apple XServe, 2.0 GHz, Myrinet Self-made | 3072 | 2005 | 16180 | 24576 |
51 | University of Tokyo Japan | SR11000-J2 Hitachi | 128 | 2007 | 15811 | 18841.6 |
52 | University of Southern California United States | HPC - Pentium4 Xeon, EM64T, Opteron, Opteron dual core, Cluster, Myrinet Sun Microsystems | 5400 | 2007 | 15780 | 20520 |
53 | Korea Meteorological Administration Korea, South | Cray X1E (4GB) Cray Inc. | 1020 | 2005 | 15706 | 18442 |
54 | Stanford University/Biomedical Computational Facility United States | Bio-X2 - PowerEdge 1950, 2.33 GHz, Infiniband Dell | 2208 | 2007 | 15570 | 20578 |
55 | National Centers for Environmental Prediction United States | eServer pSeries p5 575 1.9 GHz IBM | 2368 | 2006 | 15470 | 17996.8 |
56 | National Centers for Environmental Prediction United States | eServer pSeries p5 575 1.9 GHz IBM | 2368 | 2006 | 15470 | 17996.8 |
57 | US Army Research Laboratory (ARL) United States | Humvee - Evolocity II (LS Supersystem) Linux Networx | 3368 | 2006 | 15200 | 19660 |
58 | Oak Ridge National Laboratory United States | Cray X1E (2GB) Cray Inc. | 1014 | 2005 | 14955 | 18333 |
59 | Japan Marine Science and Technology Japan | Altix 4700 1.6 GHz SGI | 2560 | 2006 | 14593 | 16384 |
60 | Swiss Scientific Computing Center (CSCS) Switzerland | Cray XT3, 2.6 GHz dual Core Cray Inc. | 3328 | 2006 | 14220 | 17305.6 |
61 | CeSViMa - BSC Spain | BladeCenter JS20 Cluster, PPC 970, 2.2 GHz, Myrinet IBM | 2408 | 2006 | 14000 | 21190.4 |
62 | Los Alamos National Laboratory United States | ASCI Q - AlphaServer SC45, 1.25 GHz Hewlett-Packard | 8192 | 2002 | 13880 | 20480 |
63 | UCSD/San Diego Supercomputer Center United States | Intimidata - eServer Blue Gene Solution IBM | 6144 | 2006 | 13780 | 17203.2 |
64 | Cray Inc. United States | Cray XT4, 2.8 GHz Cray Inc. | 2832 | 2006 | 13059 | 15859 |
65 | HPCx United Kingdom | eServer pSeries p5 575 1.5 GHz IBM | 2560 | 2006 | 12940 | 15360 |
66 | University of Kentucky United States | BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband IBM | 1360 | 2007 | 12832 | 16320 |
67 | CINECA Italy | BCX - eServer 326 Cluster, Opteron Dual Core 2.6 GHz, Infiniband IBM | 5120 | 2006 | 12608 | 26624 |
68 | Naval Oceanographic Office (NAVOCEANO) United States | eServer pSeries p5 575 1.9 GHz IBM | 1920 | 2006 | 12543.4 | 14592 |
69 | Brigham Young University United States | Marylou4 - PowerEdge 1955, 2.66 GHz, GigEthernet Dell | 2520 | 2006 | 12510 | 26812 |
70 | Geoscience (E) United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 5000 | 2005 | 12312 | 22000 |
71 | Virginia Tech United States | System X - 1100 Dual 2.3 GHz Apple XServe/Mellanox Infiniband 4X/Cisco GigE Self-made | 2200 | 2004 | 12250 | 20240 |
72 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 1568 | 2007 | 12230 | 18816 |
73 | Technische Universitaet Dresden Germany | Altix 4700 1.6 GHz SGI | 2048 | 2006 | 11913.2 | 13107.2 |
74 | Scientific Supercomputing Center Karlsruhe Germany | Cluster Platform 4000 DL145 Opteron Dual Core 2.6 GHz Infiniband Hewlett-Packard | 3000 | 2006 | 11856 | 15600 |
75 | Japan Atomic Energy Research Institute Japan | SGI Altix 3700 Bx2, 1.6 GHz, NUMALink SGI | 2048 | 2005 | 11814 | 13107 |
76 | Wright-Patterson Air Force Base/DoD ASC United States | SGI Altix 3700 Bx2, 1.6 GHz, NUMALink SGI | 2048 | 2003 | 11652 | 13107 |
77 | SARA (Stichting Academisch Rekencentrum) Netherlands | Huygens - eServer pSeries 575, p5+ 1.9 GHz, Infiniband IBM | 1920 | 2007 | 11490 | 14592 |
78 | NCAR (National Center for Atmospheric Research) United States | blueice - eServer pSeries p5 575 1.9 GHz IBM | 1696 | 2006 | 11080 | 12889.6 |
79 | Technische Universitaet Dresden Germany | Deimos - Opteron dual core 2.6 GHz, Infiniband Linux Networx | 2576 | 2007 | 10880 | 13395 |
80 | Semiconductor Company (O) United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 1392 | 2007 | 10857 | 16704 |
81 | Intel United States | Endeavor - Intel Cluster, Xeon 3.0 GHz dual core, Infiniband Intel | 1140 | 2007 | 10770 | 13680 |
82 | US Army Research Laboratory (ARL) United States | John Von Neumann - LNX Cluster, Xeon 3.6 GHz, Myrinet Linux Networx | 2048 | 2005 | 10650 | 14745.6 |
83 | Energy Company (G) Malaysia | HP DL140, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2048 | 2007 | 10511 | 19112 |
84 | Energy Company (G) Malaysia | HP DL140, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2048 | 2007 | 10511 | 19112 |
85 | Logistic Services (D) Germany | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1336 | 2007 | 10421 | 16032 |
86 | Center for Computational Science, University of Tsukuba Japan | PACS-CS, low voltage Xeon 2.8 GHz, 3D Hyper-Crossbar Hitachi/Fujitsu | 2560 | 2006 | 10350 | 14336 |
87 | China Meteorological Administration China | eServer pSeries 655 (1.7 GHz Power4+) IBM | 3200 | 2005 | 10310 | 21760 |
88 | Naval Oceanographic Office (NAVOCEANO) United States | eServer pSeries 655 (1.7 GHz Power4+) IBM | 2944 | 2004 | 10310 | 20019.2 |
89 | NNSA/Sandia National Laboratories United States | Razor - PowerEdge 1950, 3 GHz, Voltaire Infiniband Dell | 1120 | 2006 | 10310 | 13440 |
90 | NCSA United States | Tungsten - PowerEdge 1750, P4 Xeon 3.06 GHz, Myrinet Dell | 2500 | 2003 | 9819 | 15300 |
91 | BMW Sauber F1 Switzerland | Albert - Dalco Cluster, Intel Xeon 3.0 Ghz, Quadrics DALCO AG Switzerland | 1024 | 2006 | 9604 | 12288 |
92 | Daresbury Laboratory United Kingdom | eServer Blue Gene Solution IBM | 4096 | 2007 | 9433 | 11468.8 |
93 | Harvard University United States | eServer Blue Gene Solution IBM | 4096 | 2006 | 9433 | 11468.8 |
94 | High Energy Accelerator Research Organization /KEK Japan | KEK/BG UME - eServer Blue Gene Solution IBM | 4096 | 2006 | 9433 | 11468.8 |
95 | IBM - Almaden Research Center United States | eServer Blue Gene Solution IBM | 4096 | 2005 | 9433 | 11468.8 |
96 | IBM Research Switzerland | eServer Blue Gene Solution IBM | 4096 | 2005 | 9433 | 11468.8 |
97 | IBM Thomas J. Watson Research Center United States | eServer Blue Gene Solution IBM | 4096 | 2005 | 9433 | 11468.8 |
98 | Renaissance Computing Institute (RENCI) United States | Ocracoke - eServer Blue Gene Solution IBM | 4096 | 2007 | 9433 | 11468.8 |
99 | University of Canterbury New Zealand | Blue Fern - eServer Blue Gene Solution IBM | 4096 | 2007 | 9433 | 11468.8 |
100 | Financial DCCoD (A) United Kingdom | xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet IBM | 1700 | 2007 | 9287 | 20400 |