Submit your IO500 results for the upcoming ISC'26 list, which will be presented at our BOF. See the Call for Submissions for details.

Production ISC26 List

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Production
10 Node Production
Research
10 Node ResearchFull
Ranking of production system submissions. This is a subset of the Full List of submissions, showing only one highest-scoring result per storage system. Submitters who want a submission that is currently on the Research List to be on the Production List should contact the IO500 Steering Committee.
# Information IO500
BoF Institution System Storage Vendor File System Type Client Nodes Total Client Proc. Score BW MD Repro.
(GiB/s) (kIOP/s)
1 ISC26 SCNet SCNet AICS-A Sugon ParaStor 500 64,000 79,110.05 26,888.39 232,754.76
2 SC23 Argonne National Laboratory Aurora Intel DAOS 300 62,400 32,165.90 10,066.09 102,785.41
3 SC25 SoftBank Corp CHIE-4 DDN EXAScaler 500 56,000 551.85 399.41 762.47
4 SC24 MSKCC IRIS WekaIO WekaIO 261 27,144 665.49 252.54 1,753.69
5 SC24 SoftBank Corp CHIE-3 DDN EXAScaler 240 26,880 500.20 331.66 754.41
6 SC25 LRZ SuperMUC-NG-Phase2-EC Lenovo DAOS 192 21,504 3,470.22 861.22 13,982.88
7 ISC25 Erlangen National High Performance Computing Center Helma MEGWARE Lustre 186 18,600 838.99 438.62 1,604.84
8 SC23 King Abdullah University of Science and Technology Shaheen III HPE Lustre 2,080 16,640 797.04 709.52 895.35
9 ISC25 Samsung Electronics SSC-24 WekaIO WekaIO 291 16,005 826.86 248.67 2,749.41
10 ISC23 EuroHPC-CINECA Leonardo DDN EXAScaler 2,000 16,000 648.96 807.12 521.79
11 SC24 Danish Centre for AI innovation AS GEFION DDN EXAScaler 128 12,288 368.56 209.06 649.73
12 ISC25 SAKURA Internet Inc and Prunus Solutions Inc SAKURAONE DDN EXAScaler 96 12,288 214.09 139.80 327.84
13 SC24 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute cluster Vast Data Vast 32 2,048 47.19 18.78 118.59
14 SC25 University of Florida HiPerGator DDN EXAScaler 10 1,920 273.84 79.39 944.56
15 SC25 Simon Fraser University FIR DDN EXAScaler 10 1,920 125.01 76.64 203.92
16 SC25 Purdue University Gautschi DDN EXAScaler 10 1,920 70.18 19.59 251.47
17 ISC25 Joint Center for Advanced High Performance Computing Miyabi-G DDN Lustre 200 1,600 391.60 319.00 480.72
18 ISC25 Hudson River Trading HRT DDN EXAScaler 10 1,600 348.08 136.05 890.51
19 ISC24 Centre de Recherche en Aeronautique Lucia IBM Storage Scale 256 1,024 115.06 54.74 241.83
20 SC25 Core42 Maximus-01 Enakta Labs DAOS 10 960 666.70 247.90 1,793.03
21 SC25 JD Explore Academy JoyBuilder AI Development Service Platform JDCloud JPFS 10 960 405.50 117.37 1,400.93
22 ISC24 Zuse Institute Berlin Lise Megware DAOS 10 960 324.54 65.01 1,620.13
23 ISC24 University of Virginia Afton Dell WEKA 10 850 105.94 33.28 337.29
24 ISC24 Saudi ARAMCO CSSP DDN EXAScaler 93 744 55.11 38.14 79.63
25 SC24 University of Florida HiPerGator AI DDN EXAScaler 10 640 243.61 124.89 475.20
26 ISC24 NHN Cloud Corporation NHN CLOUD GWANGJU AI DDN EXAScaler 10 640 176.57 62.58 498.22
27 ISC24 ACC Cyfronet AGH Helios HPE Lustre 80 640 153.39 122.31 192.36
28 ISC23 Imperial College London Imperial - hx cluster Lenovo Spectrum scale 32 512 119.56 44.63 320.31
29 SC25 Samsung Electronics Samsung AE-25 Cluster Hammerspace pNFS v5.2.3-90 via Hammerspace Anvil Metadata Service 10 480 85.23 74.66 97.29
30 SC25 IBM Blue Vela Storage Scale System 6000 - shared IBM IBM Storage Scale 5.2.2.1 with ESS 6.2.2.0 20 400 291.60 265.36 320.44
31 SC23 Mississippi State University High Performance Computing Collaboratory Orion DDN Lustre 10 400 20.83 5.01 86.67
32 ISC26 European Bioinformatics Institute Codon IBM Storage Scale 10 320 128.96 114.27 145.53
33 SC23 Japan Agency for Marine-Earth Science and Technology Earth Simulator 4 DDN EXAScaler 10 320 101.88 48.19 215.38
34 ISC25 UCloud UCloud Compute cluster UCloud UPFS 10 320 15.57 12.33 19.65
35 SC25 Research Computing at Rochester Institute of Technology sporc Internal CephFS 10 320 10.08 7.85 12.94
36 SC24 Poznan Supercomputing and Networking Center Proxima xFiusion Lustre 10 300 77.76 17.94 337.05
37 ISC24 Poznan Supercomputing and Networking Center Altair xFiusion Lustre 15 240 73.50 15.24 354.60
38 ISC26 GLiCID Phileas IBM Spectrum Scale 10 240 9.82 0.64 151.72
39 ISC22 China Telecom Research Institute CTPAI CTCLOUD DAOS 10 200 187.84 25.29 1,395.01 -
40 SC24 Wroclaw Centre for Networking and Supercomputing Lem Huawei/xFusion Lustre 10 200 28.02 10.76 72.99
41 SC25 TU Dresden ZIH Alpha Centauri Quobyte Quobyte Data Center File System 10 170 42.84 33.81 54.27
42 SC23 Center for Research Informatics at University of Chicago Randi IBM Spectrum Scale 10 160 60.88 31.05 119.36
43 ISC23 Arizona State University Sol Dell BeeGFS 10 160 16.48 4.40 61.76
44 ISC25 Istituto Nazionale di Fisica Nucleare Tier1-CNAF DELL CephFS 10 160 8.13 8.28 7.98
45 SC24 RTX Pratt Whitney Wilson VDURA PanFS 10 160 6.70 2.17 20.70
46 ISC25 Istituto Nazionale di Fisica Nucleare Tier1-CNAF Huawei Spectrum Scale 10 100 37.26 11.30 122.93
47 SC23 Eikon Therapeutics spt-compute1 Qumulo Qumulo Core 20 40 7.58 2.82 20.38 -