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

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Subset of the full list of submissions that satisfy the existing IO500 submission guidelines. This list contains entries that do not qualify for any of the production and research lists.
# Information IO500
BoF Institution System Storage Vendor File System Type Client Nodes Total Client Proc. Score BW MD Repro.
(GiB/s) (kIOP/s)
101 SC19 University of Cambridge Data Accelerator Dell EMC Lustre 10 320 60.25 21.73 167.09 -
102 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 320 57.99 20.80 161.71 -
103 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 57.17 26.29 124.30 -
104 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 55.13 25.67 118.42 -
105 SC23 Telecommunications Technology Association KR580S1 Gluesys Lustre 10 320 44.82 23.29 86.26
106 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne Penguin Computing/Excelero BeeGFS 10 320 39.65 17.71 88.76 -
107 SC23 Universidad Carlos III de Madrid MareNostrum 4 ARCOS-UC3M Expand 10 320 22.77 23.88 21.71
108 ISC25 UCloud UCloud Compute cluster UCloud UPFS 10 320 15.57 12.33 19.65
109 ISC25 UCloud UCloud Compute cluster UCloud UPFS 10 320 14.57 10.58 20.07
110 SC25 Research Computing at Rochester Institute of Technology sporc Internal CephFS 10 320 10.08 7.85 12.94
111 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Inc. Quobyte 48 336 17.55 19.76 15.60 -
112 SC21 National Research Center of Tranlational Medicine at Shanghai Ruijin Hospital ASTRA NRCTM DAOS 10 360 511.02 87.50 2,984.61 -
113 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 360 184.99 27.21 1,257.57 -
114 SC21 Raytheon MCK-HPC Penguin Computing WekaFS 10 360 62.55 25.96 150.70 -
115 SC21 NLHPC Guacolda IBM SpectrumScale 10 360 45.26 17.91 114.36 -
116 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 440.64 95.80 2,026.80 -
117 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 398.25 89.36 1,774.79 -
118 SC23 Poznan Supercomputing and Networking Center Altair Huawei/xFusion Lustre 14 392 53.70 8.84 326.39
119 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
120 SC19 NVIDIA DGX-2H SuperPOD DDN Lustre 10 400 249.50 86.97 715.76 -
121 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 99.64 39.90 248.81 -
122 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 97.67 39.87 239.26 -
123 SC20 Forschungszentrum Juelich (FZJ) JUWELS HPEDDN IME 10 400 29.81 178.11 4.99 -
124 SC19 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 400 24.70 16.32 37.37 -
125 SC23 Mississippi State University High Performance Computing Collaboratory Orion DDN Lustre 10 400 20.83 5.01 86.67
126 SC23 Mississippi State University High Performance Computing Collaboratory Orion DDN Lustre 10 400 17.57 6.43 48.03
127 ISC20 Intel Wolf Intel DAOS 10 420 758.71 164.77 3,493.56 -
128 ISC20 Intel Wolf Intel DAOS 10 420 736.33 163.19 3,322.40 -
129 ISC20 TACC Frontera Intel DAOS 10 420 508.88 79.16 3,271.49 -
130 ISC20 TACC Frontera Intel DAOS 10 420 507.13 78.47 3,277.36 -
131 ISC23 DSAL HPStore SITONHOLY HPFS 10 420 392.14 38.95 3,948.47
132 ISC25 GWDG Future Technology Platform Intel Lustre 21 420 22.08 6.49 75.14
133 SC20 Raytheon WekaIO Penguin Computing wekafs 10 440 32.20 14.83 69.88 -
134 ISC23 University of Tsukuba Pegasus OSS CHFS 10 480 484.41 98.24 2,388.60
135 ISC23 Riken R-CCS Riken-FX700 Intel DAOS 10 480 126.10 21.39 743.47
136 SC24 Centre for Development of Advanced Computing RUDRA Intel DAOS 10 480 119.23 22.23 639.59
137 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
138 SC21 NLHPC Guacolda IBM SpectrumScale 24 480 83.18 33.87 204.27 -
139 SC19 Oracle Cloud Infrastructure Oracle Cloud Infrastructure with Block Volume Service running Spectrum Scale Oracle Cloud Infrastructure Block Volumes Service Spectrum Scale 30 480 47.55 20.38 110.93 -
140 ISC23 Imperial College London Imperial - hx cluster Lenovo Spectrum scale 32 512 119.56 44.63 320.31
141 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 16 544 537.31 108.19 2,668.57 -
142 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 16 544 483.52 102.54 2,280.05 -
143 SC21 QCT DevCloud QCT DevCloud QCT DAOS 10 560 427.27 102.85 1,774.97 -
144 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 31.39 12.34 79.83 -
145 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 30.83 13.35 71.22 -
146 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 24.19 11.85 49.39 -
147 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 21.32 11.27 40.32 -
148 ISC25 UW-Madison NetLab Research Group MadRacks Testbed NetLab GluonFS 10 620 433.04 73.48 2,551.88
149 ISC20 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 620 9.87 6.36 15.32 -
150 ISC20 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 620 7.27 5.96 8.86 -
151 ISC20 Janelia Research Campus, HHMI VastTest Vast Data Scale-out NAS 10 620 6.20 3.51 10.95 -
152 ISC20 Janelia Research Campus, HHMI VastTest Vast Data Scale-out NAS 10 620 5.68 3.67 8.80 -
153 ISC20 Janelia Research Campus, HHMI VastTest Vast Data Scale-out NAS 10 620 4.98 3.56 6.96 -
154 ISC22 LRZ SuperMUC-NG Phase2 Lenovo DAOS 10 640 1,034.55 209.48 5,109.23 -
155 ISC22 LRZ SuperMUC-NG Phase2 Lenovo DAOS 10 640 665.68 175.55 2,524.27 -
156 SC20 Intel Endeavour Intel DAOS 10 640 353.72 43.59 2,870.64 -
157 SC24 University of Florida HiPerGator AI DDN EXAScaler 10 640 243.61 124.89 475.20
158 ISC22 Wu Dong Laboratory Wu Dong Compute Cluster Wu Dong Laboratory OPENFS 10 640 218.81 43.86 1,091.49 -
159 ISC25 Joint Center for Advanced High Performance Computing Miyabi-G DDN Lustre 10 640 188.26 77.38 458.06
160 ISC24 NHN Cloud Corporation NHN CLOUD GWANGJU AI DDN EXAScaler 10 640 176.57 62.58 498.22
161 SC24 Universidad Carlos III de Madrid Leonardo ARCOS-UC3M Expand 10 640 158.23 57.26 437.25
162 ISC24 ACC Cyfronet AGH Helios HPE Lustre 80 640 153.39 122.31 192.36
163 SC24 University of Florida HiPerGator AI DDN EXAScaler 10 640 149.77 56.40 397.72
164 SC23 DDN AI400X2-I DDN EXAScaler 10 640 136.38 38.45 483.74
165 ISC24 DDN AI400X2T DDN EXAScaler 10 640 109.84 34.24 352.35
166 SC21 CQ Narval Dell Lustre 640 640 68.31 32.74 142.53 -
167 ISC25 Hammerspace Hammerspace Performance Lab Hammerspace pNFS v4.2 via Hammerspace Anvil Metadata Service 10 640 63.77 37.25 109.16
168 ISC25 Universidad Carlos III de Madrid C3-UC3M ARCOS-UC3M Expand 10 640 47.50 18.87 119.55
169 SC24 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute cluster Vast Data Vast 10 640 31.08 11.61 83.22
170 SC19 Nanyang Technological University Hadley DDN GPFS 10 640 12.89 7.47 22.24 -
171 SC22 Cloudam HPC on OCI HPC-OCI Cloudam BurstFS 10 720 1,285.21 95.90 17,224.05 -
172 ISC21 National Supercomputer Center in GuangZhou Venus2 National Supercomputer Center in GuangZhou kapok 18 720 577.93 104.52 3,195.53 -
173 ISC22 Lenovo Lenovo-Lenox3 Lenovo DAOS 10 720 544.18 115.94 2,554.14 -
174 ISC22 Lenovo Lenovo-Lenox3 Lenovo DAOS 10 720 325.23 88.23 1,198.85 -
175 SC19 Intel Wolf Intel DAOS 26 728 933.64 183.36 4,753.79 -
176 ISC24 Saudi ARAMCO CSSP DDN EXAScaler 93 744 55.11 38.14 79.63
177 SC19 Janelia Research Campus, HHMI dm11 #N/A Scale-out NAS 10 760 6.42 2.61 15.82 -
178 SC19 Janelia Research Campus, HHMI nrs Qumulo Scale-out NAS 10 760 4.19 2.88 6.11 -
179 SC19 Janelia Research Campus, HHMI nearline4 Qumulo Scale-out NAS 10 760 3.67 2.45 5.49 -
180 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 70.91 34.91 144.06 -
181 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 66.69 31.78 139.96 -
182 SC21 BPFS Lab Kongming BPFS 10 800 972.60 96.26 9,827.09 -
183 ISC20 JINR Govorun RSC Group Lustre 50 800 90.87 35.61 231.88 -
184 ISC20 JINR Govorun RSC Group Lustre 50 800 88.51 36.28 215.97 -
185 SC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 820 8.01 6.31 10.17 -
186 ISC24 University of Virginia Afton Dell WEKA 10 850 105.94 33.28 337.29
187 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 RSC Group Lustre 54 864 125.50 45.31 347.61 -
188 ISC20 SPbPU Polytechnic RSC Tornado RSC Group Lustre 59 944 64.29 21.56 191.73 -
189 ISC20 SPbPU Polytechnic RSC Tornado RSC Group Lustre 59 944 64.11 21.00 195.66 -
190 SC25 Core42 Maximus-01 Enakta Labs DAOS 10 960 666.70 247.90 1,793.03
191 SC25 JD Explore Academy JoyBuilder AI Development Service Platform JDCloud JPFS 10 960 405.50 117.37 1,400.93
192 ISC24 Zuse Institute Berlin Lise Megware DAOS 10 960 324.54 65.01 1,620.13
193 ISC21 Olympus Storage Technology Innovation Lab OceanStor Huawei OceanFS 10 960 220.10 69.49 697.15 -
194 SC25 Telecommunications Technology Association ESC8000-E11 Gluesys DAOS 7 1,008 381.31 102.78 1,414.68
195 SC25 Telecommunications Technology Association ESC8000-E11 Gluesys DAOS 7 1,008 240.03 73.53 783.61
196 ISC24 Centre de Recherche en Aeronautique Lucia IBM Storage Scale 256 1,024 115.06 54.74 241.83
197 SC20 NASA hyperwall4 Intel. SK-Hynx SSD 128 1,024 75.75 122.24 46.94 -
198 ISC23 Intel Borealis Intel DAOS 10 1,040 431.43 125.21 1,486.53
199 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 40 1,040 123.47 43.63 349.44 -
200 SC25 LRZ SuperMUC-NG-Phase2-10 Lenovo DAOS 10 1,120 1,997.41 323.11 12,347.70