Most powerful Super Computers Ranking 2011

Most powerful commercially available computer systems by November 2011 have listed in below tables by Vendors, Operating System, Processor Generation and Countries. Below are the terms for reference.
  • #Proc. - Number of processors (Cores)
  • Rmax - Maximal LINPACK performance achieved
  • Rpeak - Theoretical peak performance
  • Nmax - Problem size for achieving Rmax
  • N1/2 - Problem size for achieving half of Rmax
                                      Most powerful Super Computers Ranking by Vendors
  • Vendors
    Count
    System Share (%)
    Rmax (GFlops)
    Rpeak (GFlops)
    Cores
    IBM
    223
    44.6
    20234409.46
    31888720.48
    3317036
    HP
    141
    28.2
    9673402.4
    16410722.22
    1509694
    Cray Inc.
    27
    5.4
    10614483
    13558554.6
    1457068
    SGI
    17
    3.4
    2974418
    3764607.92
    336104
    Bull
    15
    3
    3287252
    4146261.12
    321284
    Appro
    13
    2.6
    2371260
    3122119.2
    219648
    Dell
    11
    2.2
    1160900
    1492525.8
    136722
    Oracle
    10
    2
    1648199.82
    1965064.96
    183040
    Hitachi
    5
    1
    404551
    548899.8
    32032
    Fujitsu
    4
    0.8
    10909940
    11707788
    743176
    NRCPCET
    3
    0.6
    1032350
    1340338
    159880
    Self-made
    2
    0.4
    301500
    493029.2
    26924
    NUDT
    2
    0.4
    3337700
    6043750.72
    239616
    Dawning
    2
    0.4
    1451600
    3217772
    151360
    Dell/Sun/IBM
    2
    0.4
    246820
    320098
    34541
    NEC
    2
    0.4
    179130
    193635
    7160
    Atipa
    2
    0.4
    133340
    146460
    13728
    NEC/HP
    1
    0.2
    1192000
    2287630
    73278
    T-Platforms
    1
    0.2
    674105
    1373060
    33072
    Megware
    1
    0.2
    152900
    182829
    20776
    Raytheon/Aspen Systems
    1
    0.2
    126500
    148116
    13732
    Intel
    1
    0.2
    109200
    118810
    5712
    RSC SKIF
    1
    0.2
    100400
    117000
    8832
    NSSOL / SGI Japan
    1
    0.2
    75910
    177088
    5760
    Asus
    1
    0.2
    70430
    148336
    4752
    ACTION
    1
    0.2
    65588
    97758
    10384
    Dell/Oracle
    1
    0.2
    61330
    74257.92
    6336
    IPE, Nvidia, Tyan
    1
    0.2
    496500
    1012650
    29440
    Clustervision/Supermicro
    1
    0.2
    299300
    508499.2
    16368
    Acer Group
    1
    0.2
    177100
    231859
    26244
    Supermicro
    1
    0.2
    120400
    238201.6
    8320
    Lenovo
    1
    0.2
    102800
    145965
    12216
    Inspur
    1
    0.2
    92420
    107299
    9216
    Xenon Systems
    1
    0.2
    75295
    143300
    4608
    ClusterVision/Dell
    1
    0.2
    63150
    72007
    6144
    Penguin Computing
    1
    0.2
    53050
    82944
    8640 



















    Most powerful Super Computers Ranking by Operating System:

    Operating System
    Count
    System Share (%)
    Rmax (GFlops)
    Rpeak (GFlops)
    Cores
    Linux
    414
    82.8
    59464715.06
    89458256.13
    7013833
    AIX
    28
    5.6
    2752796.8
    3624638.05
    158288
    CNK/SLES 9
    11
    2.2
    2901594
    3524197.6
    1093632
    SLES10 + SGI ProPack 5
    9
    1.8
    1084100
    1229158.4
    105856
    CNL
    6
    1.2
    738010
    947607.8
    102050
    CentOS
    5
    1
    1016429.82
    1257184.48
    95264
    Cray Linux Environment
    4
    0.8
    2118153
    2729648.2
    287040
    RHEL 6.2
    4
    0.8
    1404600
    1722905.2
    82832
    Redhat Linux
    3
    0.6
    311080
    384785
    42144
    bullx SUperCOmputer Suite A.E.2.1
    3
    0.6
    828734
    1009152
    46720
    SUSE Linux
    2
    0.4
    333110
    387335.88
    28864
    SUSE Linux Enterprise Server 11
    2
    0.4
    133340
    146460
    13728
    RedHat Enterprise 5
    2
    0.4
    177740
    200270.8
    17088
    SUSE Linux Enterprise Server 10
    2
    0.4
    107961
    121241.2
    18944
    Open Solaris
    1
    0.2
    110600
    121282
    12032
    Cell OS
    1
    0.2
    53070
    58375
    5472
    RHEL 6.1
    1
    0.2
    230600
    340915
    37056
    Windows HPC 2008
    1
    0.2
    180600
    233472
    30720
    Super-UX
    1
    0.2
    122400
    131072
    1280


















    Most powerful Super Computers Ranking by Countries:

    Countries
    Count
    System Share (%)
    Rmax (GFlops)
    Rpeak (GFlops)
    Cores
    United States
    263
    52.6
    31674460.73
    46630650.53
    4522477
    China
    74
    14.8
    10489499.07
    19377480.4
    1315608
    Japan
    30
    6
    14224106.39
    17223334.74
    1057854
    United Kingdom
    27
    5.4
    2771502.98
    3868494.64
    304400
    France
    23
    4.6
    3709337.4
    4759186.78
    458136
    Germany
    20
    4
    3631255.33
    4773673.88
    612672
    Canada
    9
    1.8
    1249486.5
    1744525.68
    137200
    Poland
    6
    1.2
    439119
    650103.56
    50944
    Russia
    5
    1
    1043069.2
    1869298.4
    75912
    Australia
    4
    0.8
    353753.52
    479797.92
    35424
    Italy
    4
    0.8
    426219
    666698.94
    41200
    Korea, South
    3
    0.6
    907600
    1065455.04
    116472
    Israel
    3
    0.6
    213056.56
    442031.16
    37716
    Ireland
    3
    0.6
    194814
    270950.4
    24192
    Switzerland
    3
    0.6
    409690
    607459.2
    59968
    Sweden
    3
    0.6
    396460
    547861.2
    63464
    Saudi Arabia
    3
    0.6
    317470
    366836.4
    77824
    Spain
    3
    0.6
    239060
    380577.44
    19704
    Brazil
    2
    0.4
    269730
    330444.8
    37184
    Taiwan
    2
    0.4
    247530
    380195
    30996
    Austria
    2
    0.4
    205970
    241204
    26248
    India
    2
    0.4
    187910
    242995.2
    18128
    Denmark
    2
    0.4
    213464
    281979.84
    25912
    South Africa
    1
    0.2
    61330
    74257.92
    6336
    Finland
    1
    0.2
    76510
    101996.8
    10864
    Belgium
    1
    0.2
    64597
    151471.87
    16704
    Singapore
    1
    0.2
    52633
    98995
    9304





























    Most powerful Super Computers Ranking by Processor Generation:

    Processor Generation
    Count
    System Share (%)
    Rmax (GFlops)
    Rpeak (GFlops)
    Cores
    Xeon 5600-series (Westmere-EP)
    240
    48
    23578707.77
    42434388.44
    2847664
    Xeon 5500-series (Nehalem-EP)
    91
    18.2
    7777633.81
    11877704.02
    1046206
    Opteron 6100-series "Magny-Cours"
    34
    6.8
    6671696.8
    9031446.6
    980032
    Xeon 5400-series "Harpertown"
    26
    5.2
    3354399.4
    4535729.23
    395301
    Opteron Quad Core
    17
    3.4
    2100788.1
    2794468
    307530
    POWER6
    15
    3
    1128793.8
    1480537.6
    78752
    POWER7
    14
    2.8
    1678583
    2233860.45
    73808
    Intel Xeon E5
    10
    2
    2769524
    3420620.8
    162656
    PowerPC 450
    7
    1.4
    2176911
    2618162.4
    770048
    Opteron 6200 Series "Interlagos"
    7
    1.4
    2625043
    3462200.2
    363656
    Power BQC
    5
    1
    1427273
    1782579.4
    139264
    Itanium 2 Montecito
    4
    0.8
    227368
    267980.4
    42736
    PowerPC 440
    4
    0.8
    724683
    906035.2
    323584
    Opteron Six Core
    3
    0.6
    2731150
    3586944
    345602
    Xeon 5200-series "Wolfdale-DP"
    3
    0.6
    180579
    230169.6
    17280
    Xeon 5500-series (Nehalem-EX)
    3
    0.6
    1224940
    1463569
    161408
    Xeon 5300-series "Clovertown"
    3
    0.6
    334480
    434227.2
    38320
    PowerXCell 8i
    2
    0.4
    1168500
    1537632
    136800
    Opteron Dual Core
    2
    0.4
    265960
    370024.4
    48008
    Xeon E7-x8xx-series (Westmere-EX)
    2
    0.4
    129720
    165888
    17280
    SPARC64 VIIIfx
    1
    0.2
    10510000
    11280384
    705024
    NEC
    1
    0.2
    122400
    131072
    1280
    SPARC64 VII
    1
    0.2
    110600
    121282
    12032
    PowerPC 970
    1
    0.2
    63830
    94208
    10240
    ShenWei
    1
    0.2
    795900
    1070160
    137200
    POWER5
    1
    0.2
    75760
    92781
    12208
    Core i5
    1
    0.2
    61410
    138930
    9900
    Xeon EM64T
    1
    0.2
    53000
    64972.8
    9024

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