| Rank | System | Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) | Power (kW) | 
    
    
    
        
            | 101 | BladeCenter Xeon 3.06 GHz, Gig-Ethernet,
                 IBM Petroleum Company (D)
 China
 | 512 | 1,922.56 | 3,133.44 |  | 
    
        
            | 102 | eServer pSeries 655 (1.5 GHz Power4+),
                 IBM Naval Oceanographic Office - NAVO DSRC
 United States
 | 512 | 1,918.57 | 3,072.00 |  | 
    
        
            | 103 | pSeries 690 Turbo 1.3GHz,
                 IBM NOAA R&D/ National Centers for Environmental Prediction
 United States
 | 704 | 1,849.00 | 3,660.80 |  | 
    
        
            | 104 | pSeries 690 Turbo 1.3GHz,
                 IBM NOAA R&D/ National Centers for Environmental Prediction
 United States
 | 704 | 1,849.00 | 3,660.80 |  | 
    
        
            | 105 | xSeries Xeon 2.8 GHz, Gig-Ethernet,
                 IBM Semiconductor Company (C)
 United States
 | 546 | 1,817.26 | 3,057.60 |  | 
    
        
            | 106 | BladeCenter Xeon 2.8 GHz, Gig-Ethernet,
                 IBM University at Buffalo, SUNY, Center for Computational Res.
 United States
 | 546 | 1,817.26 | 3,057.60 |  | 
    
        
            | 107 | SGI Altix 1.3 GHz,
                 HPE SGI
 United States
 | 512 | 1,793.00 | 2,662.40 |  | 
    
        
            | 108 | SGI Altix 1.3 GHz,
                 HPE SARA (Stichting Academisch Rekencentrum)
 Netherlands
 | 416 | 1,793.00 | 2,163.00 |  | 
    
        
            | 109 | eServer Opteron 2.2 GHz. Myrinet,
                 IBM IBM/US Army Research Laboratory (ARL)
 United States
 | 594 | 1,785.00 | 2,613.60 |  | 
    
        
            | 110 | eServer Opteron 2.2 GHz. Myrinet,
                 IBM IBM/US Army Research Laboratory (ARL)
 United States
 | 594 | 1,785.00 | 2,613.60 |  | 
    
        
            | 111 | eServer Opteron 2.2 GHz. Myrinet,
                 IBM IBM/US Army Research Laboratory (ARL)
 United States
 | 592 | 1,779.00 | 2,604.80 |  | 
    
        
            | 112 | eServer Opteron 2.2 GHz. Myrinet,
                 IBM IBM/US Army Research Laboratory (ARL)
 United States
 | 592 | 1,779.00 | 2,604.80 |  | 
    
        
            | 113 | xSeries Xeon 2.8 GHz - Myrinet,
                 IBM KISTI Supercomputing Center
 South Korea
 | 512 | 1,762.00 | 2,867.00 |  | 
    
        
            | 114 | xSeries Xeon 2.8 GHz - Myrinet,
                 IBM VW (Volkswagen AG)
 Germany
 | 512 | 1,762.00 | 2,867.00 |  | 
    
        
            | 115 | pSeries 690 Turbo 1.7 GHz,
                 IBM KISTI Supercomputing Center
 South Korea
 | 544 | 1,760.00 | 3,699.20 |  | 
    
        
            | 116 | xSeries Cluster Xeon 2.4 GHz - Gig-E,
                 IBM Semiconductor Company (C)
 United States
 | 1,834 | 1,755.00 | 8,803.20 |  | 
    
        
            | 117 | xSeries Cluster Xeon 2.4 GHz - Gig-E,
                 IBM Compagnie Generale de Geophysique (CGG)
 United Kingdom
 | 1,100 | 1,755.00 | 5,280.00 |  | 
    
        
            | 118 | xSeries Cluster Xeon 2.4 GHz - Gig-E,
                 IBM Arizona State University/TGEN
 United States
 | 1,048 | 1,755.00 | 5,030.40 |  | 
    
        
            | 119 | BladeCenter Cluster Xeon 2.4 GHz, Gig-Ethernet,
                 IBM Paradigm Geophysical
 United States
 | 1,024 | 1,755.00 | 4,915.20 |  | 
    
        
            | 120 | xSeries Cluster Xeon 2.4 GHz - Gig-E,
                 IBM TotalFinaElf
 France
 | 1,024 | 1,755.00 | 4,915.20 |  | 
    
        
            | 121 | BladeCenter Cluster Xeon 2.8 GHz, Gig-Ethernet,
                 IBM Compagnie Generale de Geophysique (CGG)
 United Kingdom
 | 520 | 1,732.46 | 2,912.00 |  | 
    
        
            | 122 | SR8000/MPP,
                 Hitachi University of Tokyo
 Japan
 | 1,152 | 1,709.10 | 2,074.00 |  | 
    
        
            | 123 | xSeries Xeon 2.8 GHz, Gig-Ethernet,
                 IBM Semiconductor Company (C)
 United States
 | 510 | 1,699.85 | 2,856.00 |  | 
    
        
            | 124 | xSeries Cluster Xeon 2.4 GHz - Gig-E,
                 IBM SG SGBI
 France
 | 968 | 1,685.49 | 4,646.40 |  | 
    
        
            | 125 | xSeries Xeon 2.8 GHz, Gig-Ethernet,
                 IBM Media & Entertainment (B)
 United States
 | 500 | 1,667.23 | 2,800.00 |  | 
    
        
            | 126 | SR8000-F1/168,
                 Hitachi Leibniz Rechenzentrum
 Germany
 | 168 | 1,653.00 | 2,016.00 |  | 
    
        
            | 127 | xSeries Xeon 3.06 GHz - Gig-E,
                 IBM Media & Entertainment (A)
 United States
 | 440 | 1,652.20 | 2,692.80 |  | 
    
        
            | 128 | xSeries Xeon 2.8 GHz - Myrinet,
                 IBM Fleet Numerical Meteorology and Oceanography Center
 United States
 | 478 | 1,649.71 | 2,676.80 |  | 
    
        
            | 129 | xSeries Cluster Xeon 2.8 GHz - Gig-Ethernet,
                 IBM Semiconductor Company (C)
 United States
 | 494 | 1,647.66 | 2,766.40 |  | 
    
        
            | 130 | eServer pSeries 655 (1.7 GHz Power4+, GigE),
                 IBM Manufacturer (G)
 United States
 | 1,152 | 1,636.00 | 7,833.60 |  | 
    
        
            | 131 | eServer pSeries 655 (1.7 GHz Power4+, GigE),
                 IBM Manufacturer (G)
 United States
 | 1,152 | 1,636.00 | 7,833.60 |  | 
    
        
            | 132 | AIST Super Cluster M-64 - AIST Super Cluster M-64,  Itanium2 1.3 GHz, Myrinet,
                 IBM Grid Technology Research Center, AIST
 Japan
 | 512 | 1,636.00 | 2,662.40 |  | 
    
        
            | 133 | eServer pSeries 690 (1.7 GHz Power4+),
                 IBM IDRIS
 France
 | 384 | 1,630.00 | 2,611.20 |  | 
    
        
            | 134 | xSeries Xeon 3.06 GHz - Gig-E,
                 IBM Media & Entertainment (A)
 United States
 | 430 | 1,614.65 | 2,631.60 |  | 
    
        
            | 135 | xSeries Xeon 3.06 GHz - Gig-E,
                 IBM Media & Entertainment (A)
 United States
 | 430 | 1,614.65 | 2,631.60 |  | 
    
        
            | 136 | ASCI Blue Mountain,
                 HPE Los Alamos National Laboratory
 United States
 | 6,144 | 1,608.00 | 3,072.00 |  | 
    
        
            | 137 | Opteron 2.2 GHz, GigE,
                 Verari Systems Veritas DGC
 United States
 | 992 | 1,580.00 | 4,364.80 |  | 
    
        
            | 138 | xSeries Cluster Xeon 2.4 GHz - Gig-E,
                 IBM GX Technology
 United States
 | 880 | 1,576.25 | 4,224.00 |  | 
    
        
            | 139 | xSeries Xeon 2.8 GHz - Gig-Ethernet,
                 IBM Semiconductor Company (C)
 United States
 | 472 | 1,575.31 | 2,643.20 |  | 
    
        
            | 140 | BladeCenter Xeon 3.06 GHz, Gig-Ethernet,
                 IBM Geoscience (A)
 China
 | 412 | 1,547.06 | 2,521.44 |  | 
    
        
            | 141 | eServer Opteron 2.0 GHz, Myrinet,
                 IBM Brigham Young University
 United States
 | 512 | 1,538.75 | 2,048.00 |  | 
    
        
            | 142 | xSeries Xeon 3.06 GHz - Gig-E,
                 IBM IBM - Deep Computing Capacity on Demand Center
 United States
 | 406 | 1,524.53 | 2,484.72 |  | 
    
        
            | 143 | xSeries Xeon 3.06 GHz - Gig-E,
                 IBM IBM - Deep Computing Capacity on Demand Center
 United States
 | 406 | 1,524.53 | 2,484.72 |  | 
    
        
            | 144 | xSeries Xeon 3.06 GHz - Gig-E,
                 IBM IBM - Deep Computing Capacity on Demand Center
 United States
 | 406 | 1,524.53 | 2,484.72 |  | 
    
        
            | 145 | xSeries Xeon 3.06 GHz - Gig-E,
                 IBM IBM - Deep Computing Capacity on Demand Center
 United States
 | 406 | 1,524.53 | 2,484.72 |  | 
    
        
            | 146 | Vplant Cluster P4 XEON 2.4/2.0 GHz - Myrinet,
                 DELL Sandia National Laboratories
 United States
 | 660 | 1,504.00 | 2,963.00 |  | 
    
        
            | 147 | PowerEdge 2650 Cluster P4 Xeon 2.4 GHz/MSWindows - GigE,
                 DELL Cornell Theory Center
 United States
 | 640 | 1,503.00 | 3,073.00 |  | 
    
        
            | 148 | BladeCenter Xeon 3.06 GHz, Gig-Ethernet,
                 IBM Digital Media (J)
 United States
 | 400 | 1,502.00 | 2,448.00 |  | 
    
        
            | 149 | SX-6/192M24,
                 NEC DKRZ - Deutsches Klimarechenzentrum
 Germany
 | 192 | 1,484.00 | 1,536.00 |  | 
    
        
            | 150 | eServer pSeries 655 - 4way (1.7 GHz Power4+),
                 IBM IDRIS
 France
 | 384 | 1,477.00 | 2,611.20 |  | 
    
        
            | 151 | xSeries Cluster Xeon 2.4 GHz - Gig-E,
                 IBM Verisign
 United States
 | 800 | 1,476.94 | 3,840.00 |  | 
    
        
            | 152 | PowerRACK-HX dual Xeon 2.4 GHz - SMC GigE,
                 Self-made University of Toronto
 Canada
 | 528 | 1,455.00 | 2,534.40 |  | 
    
        
            | 153 | Cray X1,
                 Cray/HPE Cray Inc.
 United States
 | 124 | 1,448.42 | 1,587.20 |  | 
    
        
            | 154 | Cray X1,
                 Cray/HPE US Army HPC Research Center at NCS
 United States
 | 124 | 1,448.42 | 1,587.20 |  | 
    
        
            | 155 | Cray X1,
                 Cray/HPE University of Alaska - Arctic Region Supercomputing Center
 United States
 | 124 | 1,448.42 | 1,587.20 |  | 
    
        
            | 156 | pSeries 690 Turbo 1.7 GHz GigEth,
                 IBM IBM
 United States
 | 384 | 1,424.00 | 2,611.20 |  | 
    
        
            | 157 | Cluster Platform 6000 rx4640-4x136 Itanium2 1.3 GHz, GigE,
                 HPE Energy Company (D)
 United States
 | 544 | 1,418.00 | 2,828.80 |  | 
    
        
            | 158 | SP Power3 375 MHz,
                 IBM Naval Oceanographic Office - NAVO DSRC
 United States
 | 1,336 | 1,417.00 | 2,004.00 |  | 
    
        
            | 159 | Cluster Platform 3000 DL360G3 Xeon 3.06 GHz, Infiniband,
                 HPE University of Shanghai
 China
 | 348 | 1,401.00 | 2,129.80 |  | 
    
        
            | 160 | Maverick - xSeries x335 Cluster, Xeon 3.06 GHz, Infiniband,
                 IBM Mississippi State University
 United States
 | 384 | 1,389.00 | 2,350.00 |  | 
    
        
            | 161 | pSeries 690 Turbo 1.3GHz,
                 IBM Altria Group - Philip Morris Management
 United States
 | 512 | 1,384.00 | 2,662.40 |  | 
    
        
            | 162 | pSeries 690 Turbo 1.3GHz,
                 IBM CINECA
 Italy
 | 512 | 1,384.00 | 2,662.40 |  | 
    
        
            | 163 | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet,
                 HPE Information Management Company
 United States
 | 400 | 1,382.00 | 2,560.00 |  | 
    
        
            | 164 | SX-7/160M5,
                 NEC National Institute for Fusion Science (NIFS)
 Japan
 | 160 | 1,378.00 | 1,412.80 |  | 
    
        
            | 165 | BladeCenter Xeon 3.06 GHz, Gig-Ethernet,
                 IBM Defense
 United States
 | 364 | 1,366.82 | 2,227.68 |  | 
    
        
            | 166 | BladeCenter Xeon 2.8 GHz, Gig-Ethernet,
                 IBM Biotech Company (A)
 United Kingdom
 | 400 | 1,335.13 | 2,240.00 |  | 
    
        
            | 167 | xSeries Xeon 2.8 GHz, Gig-Ethernet,
                 IBM Petroleum Company (F)
 Netherlands
 | 400 | 1,335.13 | 2,240.00 |  | 
    
        
            | 168 | HP Opteron 2.2 GHz, Myrinet,
                 HPE HPC2N - Umea University
 Sweden
 | 384 | 1,329.00 | 1,689.60 |  | 
    
        
            | 169 | xSeries Xeon 3.06 GHz - Gig-E,
                 IBM Evergrow Grid
 Sweden
 | 352 | 1,321.76 | 2,154.24 |  | 
    
        
            | 170 | xSeries Cluster Xeon 2.4 GHz - Gig-E,
                 IBM Semiconductor Company (C)
 United States
 | 666 | 1,310.61 | 3,196.80 |  | 
    
        
            | 171 | eServer pSeries 690 (1.7 GHz Power4+, GigE),
                 IBM Consumer Goods
 Australia
 | 352 | 1,305.33 | 2,393.60 |  | 
    
        
            | 172 | DeepComp 1800 - P4 Xeon 2 GHz - Myrinet,
                 Lenovo Academy of Mathematics and System Science
 China
 | 512 | 1,297.00 | 2,048.00 |  | 
    
        
            | 173 | xSeries Xeon 2.8 GHz - Gig-Ethernet,
                 IBM Semiconductor Company (C)
 United States
 | 384 | 1,281.76 | 2,150.40 |  | 
    
        
            | 174 | BladeCenter Xeon 3.06 GHz, Gig-Ethernet,
                 IBM Financial Services (H)
 United States
 | 336 | 1,261.68 | 2,056.32 |  | 
    
        
            | 175 | SGI Altix 1.5 GHz,
                 HPE CEG Gramat
 France
 | 256 | 1,258.53 | 1,536.00 |  | 
    
        
            | 176 | SGI Altix 1.5 GHz,
                 HPE DOE/SC/Oak Ridge National Laboratory
 United States
 | 256 | 1,258.53 | 1,536.00 |  | 
    
        
            | 177 | SGI Altix 1.5 GHz,
                 HPE Los Alamos National Laboratory
 United States
 | 256 | 1,258.53 | 1,536.00 |  | 
    
        
            | 178 | SGI Altix 1.5 GHz,
                 HPE US Army Research Laboratory (ARL)
 United States
 | 256 | 1,258.53 | 1,536.00 |  | 
    
        
            | 179 | xSeries Cluster Xeon 2.4 GHz - Gig-E,
                 IBM Public Sector
 China
 | 622 | 1,255.99 | 2,985.60 |  | 
    
        
            | 180 | xSeries Xeon 3.06 GHz, Myrinet,
                 IBM DaimlerChrysler
 Germany
 | 260 | 1,231.05 | 1,591.20 |  | 
    
        
            | 181 | eServer pSeries 690 (1.7 GHz Power4+),
                 IBM ECMWF
 United Kingdom
 | 288 | 1,222.00 | 1,958.40 |  | 
    
        
            | 182 | xSeries Xeon 3.06 GHz, Myrinet,
                 IBM MTU Aero Engines
 Germany
 | 256 | 1,215.31 | 1,566.72 |  | 
    
        
            | 183 | PowerEdge 650, 3.06 GHz, Gig Ethernet,
                 DELL University of Liverpool
 United Kingdom
 | 940 | 1,212.00 | 5,752.80 |  | 
    
        
            | 184 | xSeries Xeon 3.06 GHz - Gig-E,
                 IBM Semiconductor Company (C)
 United States
 | 322 | 1,209.11 | 1,970.64 |  | 
    
        
            | 185 | xSeries Cluster Xeon 2.4 GHz - Gig-E,
                 IBM Semiconductor Company (F)
 India
 | 574 | 1,196.41 | 2,755.20 |  | 
    
        
            | 186 | SP Power3 375 MHz 16 way,
                 IBM Lawrence Livermore National Laboratory
 United States
 | 1,088 | 1,193.00 | 1,632.00 |  | 
    
        
            | 187 | SX-5/128M8 3.2ns,
                 NEC Osaka University
 Japan
 | 128 | 1,192.00 | 1,280.00 |  | 
    
        
            | 188 | xSeries Cluster Xeon 2.4 GHz - Gig-E,
                 IBM Saudi Aramco
 Saudi Arabia
 | 562 | 1,181.51 | 2,697.60 |  | 
    
        
            | 189 | pSeries 690 1.1GHz,
                 IBM CSC (Center for Scientific Computing)
 Finland
 | 512 | 1,170.00 | 2,253.00 |  | 
    
        
            | 190 | pSeries 690 1.1GHz,
                 IBM Florida State University
 United States
 | 512 | 1,170.00 | 2,253.00 |  | 
    
        
            | 191 | Opteron 1.8 GHz, Gig Ethernet,
                 Visual Technology Doshisha University
 Japan
 | 512 | 1,169.00 | 1,843.20 |  | 
    
        
            | 192 | T3E1200,
                 Cray/HPE Government
 United States
 | 1,900 | 1,166.00 | 2,280.00 |  | 
    
        
            | 193 | T3E1200/900,
                 Cray/HPE ERDC DSRC
 United States
 | 1,792 | 1,166.00 | 1,999.00 |  | 
    
        
            | 194 | SGI Altix 1.3 GHz,
                 HPE CSAR at the University of Manchester
 United Kingdom
 | 256 | 1,142.00 | 1,331.20 |  | 
    
        
            | 195 | SGI Altix 1.3 GHz,
                 HPE Naval Research Laboratory (NRL)
 United States
 | 256 | 1,142.00 | 1,331.20 |  | 
    
        
            | 196 | SGI Altix 1.3 GHz,
                 HPE The Institute of Statistical Mathematics
 Japan
 | 256 | 1,142.00 | 1,331.20 |  | 
    
        
            | 197 | SX-6/128M16 (typeE, 1.778ns),
                 NEC Institute of Space & Astronautical Science (ISAS)
 Japan
 | 128 | 1,141.00 | 1,152.00 |  | 
    
        
            | 198 | Cluster Platform 6000 rx2600 Itanium2 1.3 GHz Cluster,
                 HPE University of Houston
 United States
 | 304 | 1,137.00 | 1,580.00 |  | 
    
        
            | 199 | xSeries Xeon 2.8 GHz, Gig-Ethernet,
                 IBM Automotive Manufacturer (D)
 United States
 | 340 | 1,134.98 | 1,904.00 |  | 
    
        
            | 200 | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet,
                 HPE Government
 United States
 | 300 | 1,132.00 | 1,920.00 |  |