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

Production SC23 List

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Production
10 Node Production
Research
10 Node ResearchFullHistorical
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 SC23 Poznan Supercomputing and Networking Center Altair Huawei/xFusion Lustre 14 392 53.70 8.84 326.39
2 SC23 Argonne National Laboratory Aurora Intel DAOS 300 62,400 32,165.93 10,066.09 102,785.41
3 ISC22 China Telecom Research Institute CTPAI CTCLOUD DAOS 10 200 187.84 25.29 1,395.01 -
4 SC23 Japan Agency for Marine-Earth Science and Technology Earth Simulator 4 DDN EXAScaler 10 320 101.88 48.19 215.38
5 SC23 Memorial Sloan Kettering Cancer Center IRIS WekaIO WekaIO 36 4,248 308.94 104.79 910.80
6 ISC23 Imperial College London Imperial - hx cluster Lenovo Spectrum scale 32 512 119.56 44.63 320.31
7 SC23 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute Cluster Vast Data Vast 32 2,048 26.83 11.45 62.84
8 ISC23 EuroHPC-CINECA Leonardo DDN EXAScaler 2,000 16,000 648.96 807.12 521.79
9 SC23 Mississippi State University High Performance Computing Collaboratory Orion DDN Lustre 10 400 20.83 5.01 86.67
10 SC23 Mississippi State University High Performance Computing Collaboratory Orion DDN Lustre 10 400 17.57 6.43 48.03
11 SC23 Center for Research Informatics at University of Chicago Randi IBM Spectrum Scale 10 160 60.88 31.05 119.36
12 SC23 King Abdullah University of Science and Technology Shaheen III HPE Lustre 2,080 16,640 797.04 709.52 895.35
13 ISC23 Arizona State University Sol Dell BeeGFS 10 160 16.48 4.40 61.76
14 SC23 LRZ SuperMUC-NG-Phase2-EC Lenovo DAOS 90 6,480 2,508.85 742.90 8,472.60
15 SC23 Eikon Therapeutics spt-compute1 Qumulo Qumulo Core 20 40 7.58 2.82 20.38 -