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

Full SC25 List

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 SC22 Mohamed bin Zayed University CIAI Q-Leap Networks GmbH / HPCME Lustre 16 256 62.40 22.22 175.23 -
103 SC24 Centre for Development of Advanced Computing RUDRA Intel DAOS 10 480 119.23 22.23 639.59
104 SC20 Johannes Gutenberg University Mainz MOGON II JGU (ADA-FS)& BSC (NEXTGenIO) GekkoFS 10 240 167.64 22.97 1,223.59 -
105 SC23 Telecommunications Technology Association KR580S1 Gluesys Lustre 10 320 44.82 23.29 86.26
106 SC23 Universidad Carlos III de Madrid MareNostrum 4 ARCOS-UC3M Expand 10 320 22.77 23.88 21.71
107 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 152.30 24.83 934.12 -
108 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 149.92 24.91 902.12 -
109 ISC22 China Telecom Research Institute CTPAI CTCLOUD DAOS 10 200 187.84 25.29 1,395.01 -
110 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 55.13 25.67 118.42 -
111 SC21 Raytheon MCK-HPC Penguin Computing WekaFS 10 360 62.55 25.96 150.70 -
112 SC19 Janelia Research Campus, HHMI SharedScratch WekaIO wekaio 18 1,368 48.75 26.22 90.62 -
113 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 57.17 26.29 124.30 -
114 SC19 Google Cloud EXA5-GCP-PD-SSD Google Cloud Lustre 200 1,600 67.78 26.93 170.61 -
115 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 360 184.99 27.21 1,257.57 -
116 SC21 Raytheon MCK-HPC Penguin Computing WekaFS 44 1,584 86.24 27.64 269.10 -
117 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 146.42 28.99 739.49 -
118 ISC21 University of Tsukuba Cygnus OSS CHFS 10 240 148.69 30.39 727.61 -
119 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 148.08 30.62 716.11 -
120 ISC23 Intel Florence Intel DAOS 10 1,120 211.34 31.00 1,440.73
121 SC23 Center for Research Informatics at University of Chicago Randi IBM Spectrum Scale 10 160 60.88 31.05 119.36
122 ISC22 DDN AI400X2-I DDN EXAScaler 10 320 107.04 31.10 368.48 -
123 SC22 China Telecom Research Institute CTPAI CTCLOUD DAOS 10 250 212.29 31.40 1,435.19 -
124 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 66.69 31.78 139.96 -
125 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 50.08 32.71 76.67 -
126 SC21 CQ Narval Dell Lustre 640 640 68.31 32.74 142.53 -
127 SC22 DDN AI400X2-I DDN EXAScaler 10 160 133.81 32.90 544.24 -
128 SC21 IBM Tucson Arches 2021B IBM SpectrumScale 10 200 68.83 33.02 143.46 -
129 ISC24 University of Virginia Afton Dell WEKA 10 850 105.94 33.28 337.29
130 ISC23 DDN AI400X2-I DDN EXAScaler 10 320 142.03 33.43 603.39
131 SC19 CSIRO bracewell Dell/ThinkParQ beegfs 10 160 66.80 33.77 132.15 -
132 SC25 TU Dresden ZIH Alpha Centauri Quobyte Quobyte Data Center File System 10 170 42.84 33.81 54.27
133 SC21 NLHPC Guacolda IBM SpectrumScale 24 480 83.18 33.87 204.27 -
134 ISC24 DDN AI400X2T DDN EXAScaler 10 640 109.84 34.24 352.35
135 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 70.91 34.91 144.06 -
136 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 52.58 35.06 78.86 -
137 ISC20 JINR Govorun RSC Group Lustre 50 800 90.87 35.61 231.88 -
138 ISC20 JINR Govorun RSC Group Lustre 50 800 88.51 36.28 215.97 -
139 ISC25 Hammerspace Hammerspace Performance Lab Hammerspace pNFS v4.2 via Hammerspace Anvil Metadata Service 10 640 63.77 37.25 109.16
140 ISC24 Saudi ARAMCO CSSP DDN EXAScaler 93 744 55.11 38.14 79.63
141 SC23 DDN AI400X2-I DDN EXAScaler 10 640 136.38 38.45 483.74
142 ISC25 DDN AI400X2-I DDN EXAScaler 10 1,280 126.72 38.70 414.98
143 ISC23 DSAL HPStore SITONHOLY HPFS 10 420 392.14 38.95 3,948.47
144 ISC25 DDN AI400X2-I-k8s DDN EXAScaler 10 1,280 115.51 39.26 339.89
145 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 97.67 39.87 239.26 -
146 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 99.64 39.90 248.81 -
147 ISC20 DDN AI400X DDN Lustre 40 1,280 127.29 40.72 397.91 -
148 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 INSPUR BeeGFS 10 300 82.57 41.14 165.71 -
149 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 170 2,040 91.48 42.65 196.20 -
150 SC20 Intel Endeavour Intel DAOS 10 640 353.72 43.59 2,870.64 -
151 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 40 1,040 123.47 43.63 349.44 -
152 ISC24 Institute of Computing Technology Chinese Academy of Sciences and National Supercomputing Center in Zhengzhou Songshan Institute of Computing Technology Chinese Academy of Sciences HiStore 10 320 1,349.22 43.78 41,580.79
153 ISC22 Wu Dong Laboratory Wu Dong Compute Cluster Wu Dong Laboratory OPENFS 10 640 218.81 43.86 1,091.49 -
154 ISC23 Imperial College London Imperial - hx cluster Lenovo Spectrum scale 32 512 119.56 44.63 320.31
155 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 RSC Group Lustre 54 864 125.50 45.31 347.61 -
156 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 3,800 239.37 45.79 1,251.32 -
157 ISC20 DDN AI400X DDN Lustre 40 1,280 137.03 46.84 400.84 -
158 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 270 3,240 104.30 47.44 229.33 -
159 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 48 1,248 134.09 48.03 374.40 -
160 ISC21 Japan Agency for Marine-Earth Science and Technology Earth Simulator DDN Lustre 10 320 101.88 48.19 215.38 -
161 SC23 Japan Agency for Marine-Earth Science and Technology Earth Simulator 4 DDN EXAScaler 10 320 101.88 48.19 215.38
162 ISC24 Johannes Gutenberg University Mainz MOGON-NHR N/A GekkoFS 10 240 281.96 48.21 1,649.25
163 ISC22 DDN AI400X2-II DDN EXAScaler 10 0 183.34 48.27 696.43 -
164 ISC23 DDN AI400X2-II DDN EXAScaler 10 1,280 240.85 51.46 1,127.22
165 SC22 DDN AI400X2-II DDN EXAScaler 10 160 217.91 51.84 915.93 -
166 ISC24 Centre de Recherche en Aeronautique Lucia IBM Storage Scale 256 1,024 115.06 54.74 241.83
167 SC19 WekaIO WekaIO WekaIO WekaIO Matrix 10 2,610 156.51 56.22 435.76 -
168 SC24 University of Florida HiPerGator AI DDN EXAScaler 10 640 149.77 56.40 397.72
169 SC24 Universidad Carlos III de Madrid Leonardo ARCOS-UC3M Expand 10 640 158.23 57.26 437.25
170 ISC24 NHN Cloud Corporation NHN CLOUD GWANGJU AI DDN EXAScaler 10 640 176.57 62.58 498.22
171 ISC22 IBM Tuscon Arches IBM Spectrum Scale 10 200 110.07 62.59 193.59 -
172 ISC24 Zuse Institute Berlin Lise Megware DAOS 10 960 324.54 65.01 1,620.13
173 SC19 CSIRO bracewell scratch2 Dell/ThinkParQ beegfs 26 260 94.86 69.10 130.23 -
174 ISC21 Olympus Storage Technology Innovation Lab OceanStor Huawei OceanFS 10 960 220.10 69.49 697.15 -
175 ISC25 UW-Madison NetLab Research Group MadRacks Testbed NetLab GluonFS 10 620 433.04 73.48 2,551.88
176 SC25 Telecommunications Technology Association ESC8000-E11 Gluesys DAOS 7 1,008 240.03 73.53 783.61
177 ISC23 IBM Tuscon Arches 2 Storage Scale 3500 BBs IBM IBM Storage Scale 5.1.7.1 with ESS 6.1.6.0 10 200 128.00 73.80 222.03
178 SC23 IBM Tucson Arches Storage Scale System 3500 IBM IBM Storage Scale 10 200 136.35 74.18 250.64
179 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
180 ISC20 TACC Frontera Intel DAOS 60 1,440 756.01 75.40 7,580.23 -
181 SC25 Simon Fraser University FIR DDN EXAScaler 10 1,920 125.02 76.64 203.92
182 ISC25 Joint Center for Advanced High Performance Computing Miyabi-G DDN Lustre 10 640 188.26 77.38 458.06
183 ISC20 TACC Frontera Intel DAOS 60 1,440 763.80 78.31 7,449.56 -
184 ISC20 TACC Frontera Intel DAOS 10 420 507.13 78.47 3,277.36 -
185 ISC20 TACC Frontera Intel DAOS 10 420 508.88 79.16 3,271.49 -
186 SC25 University of Florida HiPerGator DDN EXAScaler 10 1,920 273.84 79.39 944.56
187 SC19 CEA Tera-1000 DDN Lustre 128 4,096 210.26 81.01 545.74 -
188 SC25 Hewlett Packard Enterprise HPE-DL360-NDR HPE DAOS 10 320 312.68 82.39 1,186.69
189 SC24 MEGWARE Lustre + xiRAID Classic MEGWARE Lustre 10 280 262.33 86.15 798.80
190 SC19 NVIDIA DGX-2H SuperPOD DDN Lustre 10 400 249.50 86.97 715.76 -
191 SC23 IBM Ehningen System DACH Storage Scale System 3500 IBM IBM Storage Scale 10 200 166.25 87.14 317.17
192 SC21 National Research Center of Tranlational Medicine at Shanghai Ruijin Hospital ASTRA NRCTM DAOS 10 360 511.02 87.50 2,984.61 -
193 ISC22 Lenovo Lenovo-Lenox3 Lenovo DAOS 10 720 325.23 88.23 1,198.85 -
194 SC25 Barcelona Supercomputing Center Marenostrum 5 NA GekkoFS 10 320 466.32 88.88 2,446.49
195 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 398.25 89.36 1,774.79 -
196 ISC22 University of Cambridge Cumulus Dell Lustre 200 2,000 261.39 92.64 737.54 -
197 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 440.64 95.80 2,026.80 -
198 SC22 Cloudam HPC on OCI HPC-OCI Cloudam BurstFS 10 720 1,285.21 95.90 17,224.05 -
199 SC21 BPFS Lab Kongming BPFS 10 800 972.60 96.26 9,827.09 -
200 ISC22 Oracle Cloud Infrastructure Oracle Cloud running WEKA on non RDMA netwok WekaIO WEKA 151 6,040 323.52 97.61 1,072.32 -