| Rank | Country | World Rank | Manufacturer | Computer | Rmax | Installation Site | Year | # Proc | Rpeak | Nmax | N1/2 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Germany | 2 | IBM | JUGENE - Blue Gene/P Solution | 167300 | Forschungszentrum Juelich (FZJ) | 2007 | 65536 | 222822 | 1766399 | |
| 2 | Sweden | 5 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, Infiniband | 102800 | Government Agency | 2007 | 13728 | 146430 | 575000 | |
| 3 | Spain | 13 | IBM | MareNostrum - BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet | 63830 | Barcelona Supercomputing Center | 2006 | 10240 | 94208 | ||
| 4 | Germany | 15 | SGI | HLRB-II - Altix 4700 1.6 GHz | 56520 | Leibniz Rechenzentrum | 2007 | 9728 | 62259.2 | 1583232 | |
| 5 | United Kingdom | 17 | Cray Inc. | HECToR - Cray XT4, 2.8 GHz | 54648 | University of Edinburgh | 2007 | 11328 | 63436.8 | ||
| 6 | France | 19 | Bull SA | Tera-10 - NovaScale 5160, Itanium2 1.6 GHz, Quadrics | 52840 | Commissariat a l'Energie Atomique (CEA) | 2006 | 9968 | 63795.2 | ||
| 7 | Sweden | 23 | Hewlett-Packard | Cluster Platform 3000 DL140 Cluster, Xeon 2.33GHz Infiniband | 44460 | National Supercomputer Centre (NSC) | 2007 | 6400 | 59648 | 1203200 | |
| 8 | France | 26 | Bull SA | CEA-CCRT-Platine - Novascale 3045, Itanium2 1.6 GHz, Infiniband | 42130 | Commissariat a l'Energie Atomique (CEA) | 2007 | 7680 | 49152 | 1430000 | |
| 9 | Germany | 28 | IBM | JUBL - eServer Blue Gene Solution | 37330 | Forschungszentrum Juelich (FZJ) | 2006 | 16384 | 45875 | 663551 | |
| 10 | Russia | 33 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 3GHz, Infiniband | 33885.1 | Joint Supercomputer Center | 2007 | 3760 | 45120 | ||
| 11 | United Kingdom | 35 | Cray Inc. | Cray XT3, 2.6 GHz dual Core | 32498 | Atomic Weapons Establishment | 2006 | 7812 | 40622 | ||
| 12 | Netherlands | 37 | IBM | Stella - eServer Blue Gene Solution | 27450 | ASTRON/University Groningen | 2005 | 12288 | 34406.4 | 516095 | |
| 13 | Germany | 40 | IBM | Genius - Blue Gene/P Solution | 21910 | Max-Planck-Gesellschaft MPI/IPP | 2007 | 8192 | 27850 | 602111 | |
| 14 | Italy | 48 | IBM | BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband | 19910 | CINECA | 2007 | 5120 | 61440 | ||
| 15 | United Kingdom | 51 | IBM | BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet | 19039.5 | University of Reading | 2007 | 3040 | 27968 | ||
| 16 | France | 53 | IBM | Frontier - eServer Blue Gene Solution | 18665 | EDF R&D | 2007 | 8192 | 22937.6 | 442367 | |
| 17 | Switzerland | 54 | IBM | eServer Blue Gene Solution | 18665 | Ecole Polytechnique Federale de Lausanne | 2005 | 8192 | 22937.6 | 442367 | |
| 18 | United Kingdom | 60 | Dell | Darwin - PowerEdge 1950, 3.0 GHz, Infinipath | 18270 | Cambridge University | 2006 | 2340 | 28080 | 713000 | |
| 19 | United Kingdom | 67 | IBM | eServer pSeries p5 575 1.9 GHz | 16202 | ECMWF | 2007 | 2480 | 18848 | ||
| 20 | United Kingdom | 68 | IBM | eServer pSeries p5 575 1.9 GHz | 16202 | ECMWF | 2007 | 2480 | 18848 | ||
| 21 | Italy | 71 | IBM | BCX - eServer 326 Cluster, Opteron Dual Core 2.6 GHz, Infiniband | 15760 | CINECA | 2007 | 10240 | 53248 | ||
| 22 | Switzerland | 84 | Cray Inc. | Cray XT3, 2.6 GHz dual Core | 14220 | Swiss Scientific Computing Center (CSCS) | 2006 | 3328 | 17305.6 | ||
| 23 | Spain | 89 | IBM | BladeCenter JS20 Cluster, PPC 970, 2.2 GHz, Myrinet | 14000 | CeSViMa - BSC | 2006 | 2408 | 21190.4 | ||
| 24 | United Kingdom | 90 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 13904.1 | Financial Institution (U) | 2007 | 2768 | 25797.8 | ||
| 25 | Germany | 96 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 13380.6 | Financial Institution (D) | 2007 | 2640 | 24604.8 | ||
| 26 | Germany | 97 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 13380.6 | Financial Institution (D) | 2007 | 2640 | 24604.8 | ||
| 27 | Germany | 99 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 12980.4 | Financial Institution (D) | 2007 | 2544 | 23710.1 | ||
| 28 | Spain | 100 | Hewlett-Packard | Finis Terrae - Integrity rx7640/Superdome Itanium2 Cluster | 12970 | Centro de Supercomp. de Galicia | 2007 | 2400 | 15360 | ||
| 29 | United Kingdom | 101 | IBM | eServer pSeries p5 575 1.5 GHz | 12940 | HPCx | 2006 | 2560 | 15360 | 600000 | |
| 30 | Germany | 104 | Transtec AG | Transtec Xeon Cluster | 12640 | Scientific Supercomputing Center Karlsruhe | 2007 | 1616 | 17194 | 575000 | |
| 31 | Germany | 112 | SGI | Altix 4700 1.6 GHz | 12072 | Technische Universitaet Dresden | 2006 | 2048 | 13107.2 | 655872 | |
| 32 | United Kingdom | 113 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet | 11887.2 | Financial Institution | 2007 | 1704 | 20448 | ||
| 33 | Germany | 114 | Hewlett-Packard | Cluster Platform 4000 DL145 Opteron Dual Core 2.6 GHz Infiniband | 11856 | Scientific Supercomputing Center Karlsruhe | 2006 | 3000 | 15600 | ||
| 34 | Netherlands | 120 | IBM | Huygens - eServer pSeries 575, p5+ 1.9 GHz, Infiniband | 11490 | SARA (Stichting Academisch Rekencentrum) | 2007 | 1920 | 14592 | 576000 | |
| 35 | United Kingdom | 121 | IBM | Blue Gene/P Solution | 11110 | Science and Technology Facilities Council - Daresbury Laboratory | 2007 | 4096 | 13926.4 | 466943 | |
| 36 | Germany | 123 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband | 11059 | Audi AG | 2007 | 1280 | 15360 | ||
| 37 | Germany | 124 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet | 11011.4 | Bechtle Data AG | 2007 | 1792 | 19117.1 | ||
| 38 | Germany | 125 | Linux Networx | Deimos - Opteron dual core 2.6 GHz, Infiniband | 10880 | Technische Universitaet Dresden | 2007 | 2576 | 13395 | 742560 | 109200 |
| 39 | United Kingdom | 126 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband | 10857 | Semiconductor Company (O) | 2007 | 1392 | 16704 | ||
| 40 | Germany | 127 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 10808.9 | Financial Institution (D) | 2007 | 2048 | 19087 | ||
| 41 | Germany | 128 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 10808.9 | Financial Institution (D) | 2007 | 2048 | 19087 | ||
| 42 | Spain | 137 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 1.86GHz, GigEthernet | 10388.9 | Financial Institution (S2) | 2007 | 2552 | 18987 | ||
| 43 | Germany | 144 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet | 10267 | Logistic Services | 2007 | 1656 | 17666 | ||
| 44 | United Kingdom | 148 | Dell | CX1 - PowerEdge 1955, 2.66 GHz, Gigabit/10G Infiniband | 10100 | Imperial College ICT HPC | 2006 | 1680 | 17922.2 | ||
| 45 | United Kingdom | 153 | IBM | xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet | 9914.07 | Financial DCCoD (A) | 2007 | 1700 | 20400 | ||
| 46 | Sweden | 154 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 9884.1 | Financial Institution | 2007 | 1848 | 17223.4 | ||
| 47 | France | 155 | IBM | BladeCenter LS21, Opteron Dual Core 2.8 GHz, GigEthernet | 9850 | Financial Institution (P) | 2007 | 4000 | 22400 | ||
| 48 | United Kingdom | 156 | IBM | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet | 9850 | Financial DCCoD (B) | 2007 | 4000 | 17600 | ||
| 49 | United Kingdom | 157 | IBM | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet | 9850 | Financial Services (M) | 2007 | 4000 | 17600 | ||
| 50 | United Kingdom | 161 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet | 9732.3 | Food Industry | 2007 | 1560 | 16642.1 | ||
| 51 | Finland | 162 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 3.0GHz, GigEthernet | 9667.9 | Geodis Wilson Oy | 2007 | 1360 | 16320 | ||
| 52 | Switzerland | 165 | DALCO AG Switzerland | Albert - Dalco Cluster, Intel Xeon 3.0 Ghz, Quadrics | 9604 | BMW Sauber F1 | 2006 | 1024 | 12288 | 492000 | |
| 53 | France | 166 | IBM | xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet | 9577.59 | Texas Instruments | 2007 | 1612 | 19344 | ||
| 54 | Germany | 168 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet | 9543.9 | Logistic Services (D) | 2007 | 1336 | 16032 | ||
| 55 | Switzerland | 173 | IBM | eServer Blue Gene Solution | 9433 | IBM Research | 2005 | 4096 | 11468.8 | 331775 | |
| 56 | United Kingdom | 177 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 9392 | Computacenter | 2007 | 1744 | 16254.1 | ||
| 57 | United Kingdom | 178 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet | 9334.3 | Computacenter | 2007 | 1304 | 15648 | ||
| 58 | Italy | 180 | IBM | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband | 9287 | ENEA | 2007 | 2560 | 23889.9 | ||
| 59 | Russia | 181 | IBM | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband | 9287 | Ufa State Aviation Technical University | 2007 | 2128 | 19858.5 | ||
| 60 | United Kingdom | 182 | IBM | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet | 9287 | Finance L | 2007 | 1904 | 17768.1 | ||
| 61 | Russia | 183 | IBM | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband | 9287 | Siberian National University | 2007 | 1808 | 16872.3 | ||
| 62 | France | 184 | IBM | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet | 9287 | Financial Institution (P) | 2007 | 1680 | 15677.8 | ||
| 63 | United Kingdom | 190 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet | 9221.6 | Computacenter | 2007 | 1464 | 15618 | ||
| 64 | United Kingdom | 191 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet | 9221.6 | Computacenter | 2007 | 1464 | 15618 | ||
| 65 | United Kingdom | 192 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 9162.3 | Food Industry | 2007 | 1696 | 15806.7 | ||
| 66 | United Kingdom | 195 | IBM | BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband | 9058 | University of Warwick | 2007 | 960 | 11520 | ||
| 67 | France | 196 | IBM | Houat - eServer pSeries p5 575 1.5 GHz/1.9GHz, Myrinet/Infiniband | 9055 | Total SA | 2007 | 2048 | 13926 | ||
| 68 | Russia | 199 | T-Platforms | SKIF-Cyberia - Xeon Cluster, QLogic InfiniPath | 9010 | Tomsk State University | 2007 | 1128 | 12002 | 338400 | |
| 69 | Germany | 202 | NEC | SX8/576M72 | 8923 | HWW/Universitaet Stuttgart | 2005 | 576 | 9216 | 829440 | 55296 |
| 70 | Finland | 204 | Cray Inc. | Louhi - Cray XT4, 2.6 GHz | 8883 | CSC (Center for Scientific Computing) | 2006 | 2024 | 10525 | ||
| 71 | Sweden | 209 | IBM | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet | 8843 | Chalmers University of Technology | 2007 | 1792 | 21504 | ||
| 72 | France | 210 | IBM | eServer pSeries 575, p5+ 1.9 GHz, Infiniband | 8809 | Aerospace Company (E) | 2007 | 1472 | 11187.2 | ||
| 73 | France | 211 | Hewlett-Packard | Cluster Platform 3000 DL140G3, Xeon 51xx 3 Ghz, Infiniband | 8751 | Hewlett Packard | 2007 | 1024 | 12288 | ||
| 74 | United Kingdom | 214 | IBM | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet | 8705.16 | Financial Services (O) | 2007 | 1764 | 18818.4 | ||
| 75 | United Kingdom | 215 | IBM | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet | 8705.16 | Financial Services (O) | 2007 | 1764 | 18818.4 | ||
| 76 | Finland | 223 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 3.0GHz, GigEthernet | 8617.9 | Geodis Wilson Oy | 2007 | 1200 | 14400 | ||
| 77 | Finland | 224 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 3.0GHz, GigEthernet | 8617.9 | Geodis Wilson Oy | 2007 | 1200 | 14400 | ||
| 78 | United Kingdom | 225 | IBM | BladeCenter LS21, Opteron Dual Core 2.4 GHz, GigEthernet | 8579 | Bank (I) | 2007 | 3484 | 16743 | ||
| 79 | Germany | 227 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 2.33GHz, GigEthernet | 8531.7 | Logistic Services | 2007 | 1560 | 14539.2 | ||
| 80 | France | 229 | Dell | PowerEdge 1950, 2.33 GHz, GigEthernet | 8500 | IN2P3 - CC | 2007 | 3808 | 35490 | ||
| 81 | United Kingdom | 230 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet | 8461.3 | Computacenter | 2007 | 1332 | 14209.8 | ||
| 82 | Switzerland | 233 | Self-made | InterMediaTe - NOW Cluster - Intel Xeon 51xx, 3.0 GHz, GigEthernet | 8329 | CERN | 2007 | 1360 | 16320 | ||
| 83 | United Kingdom | 234 | Hewlett-Packard | Cluster Platform 4000 BL465c, Opteron DC 2.4GHz, GigEthernet | 8271.9 | Computacenter | 2007 | 3312 | 15897.6 | ||
| 84 | United Kingdom | 235 | Hewlett-Packard | Cluster Platform 4000 BL465c, Opteron DC 2.4GHz, GigEthernet | 8249.1 | Computacenter | 2007 | 3300 | 15840 | ||
| 85 | Germany | 237 | IBM | xSeries x3455 Cluster Opteron, 2.6 GHz, Infiniband | 8210 | Technical University of Chemnitz, CHIC | 2007 | 2152 | 11190.4 | ||
| 86 | Finland | 238 | Hewlett-Packard | Cluster Platform 4000 BL465c Opteron Dual Core 2.6 GHz Infiniband | 8200.2 | CSC (Center for Scientific Computing) | 2006 | 2048 | 10649 | ||
| 87 | United Kingdom | 240 | IBM | xSeries x3550 Cluster Xeon, 3 GHz, Infiniband | 8186.93 | Financial DCCoD (A) | 2007 | 852 | 10224 | ||
| 88 | Russia | 242 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, Infiniband | 8159.8 | Vyatsky State University | 2007 | 1152 | 10736.6 | ||
| 89 | United Kingdom | 243 | IBM | xSeries x3550 Cluster Xeon, 3 GHz, Infiniband | 8148.49 | Financial DCCoD (A) | 2007 | 848 | 10176 | ||
| 90 | Germany | 244 | Linux Networx | Hercules - PowerEdge 1950, 2.33 GHz, Infiniband | 8137 | Fraunhofer ITWM | 2007 | 1096 | 10227 | ||
| 91 | United Kingdom | 245 | IBM | BladeCenter LS20, Opteron 2.6 GHz Dual core, GigEthernet | 8136 | Financial Institution (J) | 2007 | 3304 | 17181 | ||
| 92 | Italy | 247 | IBM | BladeCenter LS21, Opteron Dual Core 2.6 GHz, Infiniband | 8083.69 | Energy Company (A) | 2007 | 2048 | 10649.6 | ||
| 93 | Italy | 248 | IBM | BladeCenter LS21, Opteron Dual Core 2.6 GHz, Infiniband | 8083.69 | Energy Company (A) | 2007 | 2048 | 10649.6 | ||
| 94 | Italy | 264 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband | 7987.2 | CINECA / SCS - SuperComputing Solution | 2006 | 1024 | 12288 | ||
| 95 | Spain | 284 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 7909.6 | Bank (S1) | 2007 | 1440 | 13420.8 | ||
| 96 | Spain | 285 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 7909.6 | Bank (S1) | 2007 | 1440 | 13420.8 | ||
| 97 | Germany | 286 | Hewlett-Packard | HP DL380G5 Cluster | 7905 | BMW AG | 2007 | 1080 | 12960 | ||
| 98 | Luxembourg | 307 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 2.33GHz, GigEthernet | 7776.1 | Classified | 2007 | 1408 | 13122.6 | ||
| 99 | Belgium | 315 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet | 7596.8 | Belgacom | 2007 | 1044 | 12528 | ||
| 100 | United Kingdom | 316 | IBM | BladeCenter LS21, Opteron Dual Core 2.2 GHz, GigEthernet | 7584.5 | Financial Services (UK1) | 2007 | 3080 | 13552 | ||
| 101 | Germany | 321 | Hewlett-Packard | Cluster Platform 3000 BL460c, Xeon 53xx 1.86GHz, GigEthernet | 7497.4 | Classified | 2007 | 1744 | 12975.4 |