November 2007 Measured : 1-100

The "measured" list only ranks those machines for which the power of the system was measured.

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* Data source: http://www.top500.org

Green500 Rank MFLOPS/W Site* Computer* Total Power (kW) TOP500 Rank*
1 357.23 Science and Technology Facilities Council - Daresbury Laboratory Blue Gene/P Solution 31.10 121
2 352.25 Max-Planck-Gesellschaft MPI/IPP Blue Gene/P Solution 62.20 40
3 346.95 IBM - Rochester Blue Gene/P Solution 124.40 24
4 336.21 Forschungszentrum Juelich (FZJ) Blue Gene/P Solution 497.60 2
5 310.93 Oak Ridge National Laboratory Blue Gene/P Solution 70.47 41
6 210.56 Harvard University eServer Blue Gene Solution 44.80 170
7 210.56 High Energy Accelerator Research Organization /KEK eServer Blue Gene Solution 44.80 171
8 210.56 IBM - Almaden Research Center eServer Blue Gene Solution 44.80 172
9 210.56 IBM Research eServer Blue Gene Solution 44.80 173
10 210.56 IBM Thomas J. Watson Research Center eServer Blue Gene Solution 44.80 174
11 210.56 Renaissance Computing Institute (RENCI) eServer Blue Gene Solution 44.80 175
12 210.56 University of Canterbury eServer Blue Gene Solution 44.80 176
13 208.31 Forschungszentrum Juelich (FZJ) eServer Blue Gene Solution 179.20 28
14 208.31 Computational Biology Research Center, AIST eServer Blue Gene Solution 89.60 52
15 208.31 EDF R&D; eServer Blue Gene Solution 89.60 53
16 208.31 Ecole Polytechnique Federale de Lausanne eServer Blue Gene Solution 89.60 54
17 208.31 High Energy Accelerator Research Organization /KEK eServer Blue Gene Solution 89.60 55
18 208.31 High Energy Accelerator Research Organization /KEK eServer Blue Gene Solution 89.60 56
19 208.31 IBM Rochester, On Demand Deep Computing Center eServer Blue Gene Solution 89.60 57
20 208.31 Indian Institute of Science eServer Blue Gene Solution 89.60 58
21 205.27 DOE/NNSA/LLNL eServer Blue Gene Solution 2329.60 1
22 205.06 UCSD/San Diego Supercomputer Center eServer Blue Gene Solution 67.20 93
23 204.24 ASTRON/University Groningen eServer Blue Gene Solution 134.40 37
24 203.77 Stony Brook/BNL, New York Center for Computational Sciences eServer Blue Gene Solution 403.20 10
25 203.77 Rensselaer Polytechnic Institute, Computational Center for Nanotechnology Innovations eServer Blue Gene Solution 358.40 12
26 203.77 IBM Thomas J. Watson Research Center eServer Blue Gene Solution 448.00 8
27 150.45 Near East University BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband 51.44 308
28 150.45 Online Gaming (D) BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet, Windows 51.44 309
29 150.45 Qualcomm BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet 51.44 310
30 148.11 SGI/New Mexico Computing Applications Center (NMCAC) SGI Altix ICE 8200, Xeon quad core 3.0 GHz 856.80 3
31 129.60 National Taiwan University BladeCenter HS21 Cluster, Xeon quad core 2.66 GHz, Infiniband, Windows 47.77 239
32 127.82 Siberian National University BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband 72.66 183
33 107.61 Fraunhofer ITWM PowerEdge 1950, 2.33 GHz, Infiniband 75.62 244
34 104.25 Financial Institution (U1) BladeCenter HS21 Cluster, Xeon quad core 2.66 GHz, GigEthernet 76.10 270
35 104.25 Financial Institution (U1) BladeCenter HS21 Cluster, Xeon quad core 2.66 GHz, GigEthernet 75.63 301
36 104.25 Financial Institution (U1) BladeCenter HS21 Cluster, Xeon quad core 2.66 GHz, GigEthernet 75.63 302
37 104.25 Digital Media Company (G) BladeCenter HS21 Cluster, Xeon quad core 2.66 GHz, GigEthernet 69.60 339
38 104.25 Digital Media Company (G) BladeCenter HS21 Cluster, Xeon quad core 2.66 GHz, GigEthernet 69.60 340
39 104.25 Financial Institution (P) BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet 69.60 341
40 104.25 Banking B xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet 68.67 355
41 104.25 Banking B xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet 68.67 356
42 104.25 Semiconductor Company (C) xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet 68.67 357
43 104.25 Semiconductor Company (C) xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet 68.67 358
44 104.25 Bear Stearns BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet 68.21 363
45 104.25 Bear Stearns BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet 68.21 364
46 104.25 MTU Aero Engines xSeries x3550 Cluster Xeon quad core 2.33 GHz, Myrinet 59.39 453
47 104.25 Research xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet 58.93 458
48 104.25 Research xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet 58.46 480
49 103.32 Financial DCCoD (A) xSeries x3550 Cluster Xeon, 3 GHz, Infiniband 79.24 240
50 103.32 Financial DCCoD (A) xSeries x3550 Cluster Xeon, 3 GHz, Infiniband 78.86 243
51 102.64 Research xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet 90.48 185
52 98.95 Industrial Company BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband 64.08 430
53 98.95 University of Warwick BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband 91.54 195
54 98.95 University of Kentucky BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband 129.69 103
55 95.31 Financial Institution (P) BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet 97.44 184
56 93.38 Financial (V) xSeries x3550 Cluster Xeon quad core, 2.66 GHz, GigEthernet 93.24 213
57 93.38 Barcelona Supercomputing Center BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet 683.59 13
58 93.18 Purdue University BladeCenter JS21 Cluster, PPC 970, 2.5 GHz, Myrinet 80.69 319
59 90.01 Indiana University BladeCenter JS21 Cluster, PPC 970, 2.5 GHz, Myrinet 242.07 42
60 85.59 Pacific Northwest National Laboratory spray cooled xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet 108.50 186
61 79.48 University of Reading BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet 239.55 51
62 76.22 UT SimCenter at Chattanooga PowerEdge 1950, 3 GHz, GigEthernet 101.09 312
63 75.24 Ufa State Aviation Technical University BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband 123.42 181
64 73.46 Joint Supercomputer Center MVS-15000BM, eServer BladeCenter JS20 (PowerPC970 2.2 GHz), Myrinet 90.46 408
65 65.01 Geoscience (F) xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet 108.62 371
66 65.01 Digital Media xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet 140.62 193
67 65.01 Software xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet 136.15 208
68 63.89 Texas Instruments xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet 149.92 166
69 62.71 Financial DCCoD (A) xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet 158.10 153
70 62.49 Biotechnology xSeries x3550 Cluster Xeon quad core, 2.66 GHz, GigEthernet 120.74 318
71 61.40 Communications Company (P1) BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 103.52 428
72 61.40 Telefonica Servicios Moviles BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 103.52 429
73 61.40 Banking (G2) BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 115.10 370
74 61.40 Banking (M) BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 128.60 291
75 61.40 Banking (M) BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 128.60 292
76 61.40 Banking (M) BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 128.60 293
77 61.40 Banking (M) BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 128.60 294
78 61.40 Banking (M) BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 128.60 295
79 61.40 Banking (M) BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 128.60 296
80 61.40 Banking (M) BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 128.60 297
81 61.40 Banking (M) BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 128.60 298
82 61.40 Banking (M) BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 128.60 299
83 56.50 Sinopec ShengLI Oilfield Branch Company, Geophysical Research Institute BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 329.22 59
84 55.68 Classified BladeCenter LS21, Opteron Dual Core 2.6 GHz, Infiniband 127.04 369
85 55.68 Energy Company (A) BladeCenter LS21, Opteron Dual Core 2.6 GHz, Infiniband 145.19 247
86 55.68 Energy Company (A) BladeCenter LS21, Opteron Dual Core 2.6 GHz, Infiniband 145.19 248
87 53.93 Financial Institution xSeries x3550 Cluster Xeon, 2.333 GHz, GigEthernet 116.02 443
88 53.93 Financial Institution xSeries x3550 Cluster Xeon, 2.333 GHz, GigEthernet 116.02 444
89 52.90 Financial Services (O) BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 164.56 214
90 52.90 Financial Services (O) BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 164.56 215
91 52.89 Semiconductor Company (F) BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 137.72 336
92 52.89 Web Services BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 134.73 361
93 52.89 Web Services BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 134.73 362
94 52.89 Semiconductor Company (K) BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 126.15 405
95 52.89 Financial Services (N) BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 127.27 396
96 52.89 Financial Services (N) BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 127.27 397
97 52.89 Financial Services (N) BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 127.27 398
98 51.75 Fannie Mae Mortgage BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 144.18 323
99 51.75 Geoscience (P) BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 152.95 272
100 51.75 Geoscience (P) BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 152.95 273

* Data source: http://www.top500.org