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

Historical ISC23 List

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Ranking of all valid submissions ever received, including duplicate entries for the same storage system.
# Information IO500
BoF Institution System Storage Vendor File System Type Client Nodes Total Client Proc. Score BW MD Repro.
(GiB/s) (kIOP/s)
101 SC18 WekaIO WekaIO WekaIO 17 935 78.37 37.39 164.26 -
102 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 RSC Group Lustre 54 864 125.50 45.31 347.61 -
103 SC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 820 8.01 6.31 10.17 -
104 SC21 BPFS Lab Kongming BPFS 10 800 972.60 96.26 9,827.09 -
105 ISC20 JINR Govorun RSC Group Lustre 50 800 90.87 35.61 231.88 -
106 ISC20 JINR Govorun RSC Group Lustre 50 800 88.51 36.28 215.97 -
107 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 70.91 34.91 144.06 -
108 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 66.69 31.78 139.96 -
109 SC19 Janelia Research Campus, HHMI dm11 #N/A Scale-out NAS 10 760 6.42 2.61 15.82 -
110 SC19 Janelia Research Campus, HHMI nrs Qumulo Scale-out NAS 10 760 4.19 2.88 6.11 -
111 SC19 Janelia Research Campus, HHMI nearline4 Qumulo Scale-out NAS 10 760 3.67 2.45 5.49 -
112 SC19 Intel Wolf Intel DAOS 26 728 933.64 183.36 4,753.79 -
113 SC22 Cloudam HPC on OCI HPC-OCI Cloudam BurstFS 10 720 1,285.21 95.90 17,224.05 -
114 ISC21 National Supercomputer Center in GuangZhou Venus2 National Supercomputer Center in GuangZhou kapok 18 720 577.93 104.52 3,195.53 -
115 ISC22 Lenovo Lenovo-Lenox3 Lenovo DAOS 10 720 544.18 115.94 2,554.14 -
116 ISC22 Lenovo Lenovo-Lenox3 Lenovo DAOS 10 720 325.23 88.23 1,198.85 -
117 SC18 WekaIO WekaIO WekaIO Matrix 10 700 58.25 27.05 125.43 -
118 ISC22 LRZ SuperMUC-NG Phase2 Lenovo DAOS 10 640 1,034.55 209.48 5,109.23 -
119 ISC22 LRZ SuperMUC-NG Phase2 Lenovo DAOS 10 640 665.68 175.55 2,524.27 -
120 SC20 Intel Endeavour Intel DAOS 10 640 353.72 43.59 2,870.64 -
121 ISC22 Wu Dong Laboratory Wu Dong Compute Cluster Wu Dong Laboratory OPENFS 10 640 218.81 43.86 1,091.49 -
122 SC21 CQ Narval Dell Lustre 640 640 68.31 32.74 142.53 -
123 SC19 Nanyang Technological University Hadley DDN GPFS 10 640 12.89 7.47 22.24 -
124 ISC20 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 620 9.87 6.36 15.32 -
125 ISC20 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 620 7.27 5.96 8.86 -
126 ISC20 Janelia Research Campus, HHMI VastTest Vast Data Scale-out NAS 10 620 6.20 3.51 10.95 -
127 ISC20 Janelia Research Campus, HHMI VastTest Vast Data Scale-out NAS 10 620 5.68 3.67 8.80 -
128 ISC20 Janelia Research Campus, HHMI VastTest Vast Data Scale-out NAS 10 620 4.98 3.56 6.96 -
129 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 31.39 12.34 79.83 -
130 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 30.83 13.35 71.22 -
131 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 24.19 11.85 49.39 -
132 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 21.32 11.27 40.32 -
133 SC21 QCT DevCloud QCT DevCloud QCT DAOS 10 560 427.27 102.85 1,774.97 -
134 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 16 544 537.31 108.19 2,668.57 -
135 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 16 544 483.52 102.54 2,280.05 -
136 ISC23 Imperial College London Imperial - hx cluster Lenovo Spectrum scale 32 512 119.56 44.63 320.31
137 ISC23 University of Tsukuba Pegasus OSS CHFS 10 480 484.41 98.24 2,388.60
138 ISC23 Riken R-CCS Riken-FX700 Intel DAOS 10 480 126.10 21.39 743.47
139 SC21 NLHPC Guacolda IBM SpectrumScale 24 480 83.18 33.87 204.27 -
140 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 -
141 SC18 Google Exascaler-on-GCP Google Cloud Lustre 60 480 39.12 14.31 106.91 -
142 SC19 Janelia Research Campus, HHMI sharedscratch WekaIO Parallel Filesystem 10 480 25.86 7.75 86.29 -
143 SC19 Janelia Research Campus, HHMI sharedscratch WekaIO Parallel Filesystem 10 480 25.46 7.65 84.69 -
144 SC19 Janelia Research Campus, HHMI sharedscratch WekaIO Parallel Filesystem 10 480 18.07 7.75 42.12 -
145 ISC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 480 11.96 5.64 25.37 -
146 SC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 480 8.45 6.16 11.60 -
147 SC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 480 7.77 5.39 11.18 -
148 SC20 Raytheon WekaIO Penguin Computing wekafs 10 440 32.20 14.83 69.88 -
149 ISC20 Intel Wolf Intel DAOS 10 420 758.71 164.77 3,493.56 -
150 ISC20 Intel Wolf Intel DAOS 10 420 736.33 163.19 3,322.40 -
151 ISC20 TACC Frontera Intel DAOS 10 420 508.88 79.16 3,271.49 -
152 ISC20 TACC Frontera Intel DAOS 10 420 507.13 78.47 3,277.36 -
153 ISC23 DSAL HPStore SITONHOLY HPFS 10 420 392.15 38.95 3,948.47
154 SC19 NVIDIA DGX-2H SuperPOD DDN Lustre 10 400 249.50 86.97 715.76 -
155 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 99.64 39.90 248.81 -
156 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 97.67 39.87 239.26 -
157 SC20 Forschungszentrum Juelich (FZJ) JUWELS HPEDDN IME 10 400 29.81 178.11 4.99 -
158 SC19 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 400 24.70 16.32 37.37 -
159 ISC19 Inspur Inspur BeeGFS 10 400 20.17 8.61 47.26 -
160 ISC19 Inspur TStor3000 Inspur BeeGFS 10 400 14.67 4.48 48.06 -
161 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 440.64 95.80 2,026.80 -
162 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 398.25 89.36 1,774.79 -
163 SC21 National Research Center of Tranlational Medicine at Shanghai Ruijin Hospital ASTRA NRCTM DAOS 10 360 511.02 87.50 2,984.61 -
164 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 360 184.99 27.21 1,257.57 -
165 SC21 Raytheon MCK-HPC Penguin Computing WekaFS 10 360 62.55 25.96 150.70 -
166 SC21 NLHPC Guacolda IBM SpectrumScale 10 360 45.26 17.91 114.36 -
167 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Inc. Quobyte 48 336 17.55 19.76 15.60 -
168 ISC23 DDN AI400X2-I DDN EXAScaler 10 320 142.03 33.43 603.39
169 ISC22 DDN AI400X2-I DDN EXAScaler 10 320 107.04 31.10 368.48 -
170 ISC21 Japan Agency for Marine-Earth Science and Technology Earth Simulator DDN Lustre 10 320 101.88 48.19 215.38 -
171 ISC19 University of Cambridge Data Accelerator Dell EMC Lustre 10 320 98.31 26.94 358.85 -
172 SC19 University of Cambridge Data Accelerator Dell EMC Lustre 10 320 60.25 21.73 167.09 -
173 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 320 57.99 20.80 161.71 -
174 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 57.17 26.29 124.30 -
175 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 55.13 25.67 118.42 -
176 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne Penguin Computing/Excelero BeeGFS 10 320 39.65 17.71 88.76 -
177 ISC19 Janelia Research Campus, HHMI dm11 Scale-out NAS 10 320 9.22 2.38 35.64 -
178 ISC19 Janelia Research Campus, HHMI nrs Qumulo Scale out NFS 10 320 5.95 2.59 13.69 -
179 ISC19 JIHT RAS Fisher BeeGFS 10 320 3.19 0.51 20.03 -
180 SC19 Intel Wolf Intel DAOS 10 310 516.41 123.89 2,152.46 -
181 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 INSPUR BeeGFS 10 300 82.57 41.14 165.71 -
182 ISC21 Howard Hughes Medical Institute Janelia Research Campus Janelia Weka.io Weka.io 10 300 62.68 18.17 216.22 -
183 ISC21 Howard Hughes Medical Institute Janelia Research Campus Vast nrsv 10 300 15.50 7.54 31.84 -
184 ISC20 Simon Fraser University Cedar Dell/Seagate Lustre 288 288 18.72 7.66 45.75 -
185 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 152.30 24.83 934.12 -
186 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 149.92 24.91 902.12 -
187 SC20 TACC Frontera DDN IME 10 280 109.91 176.23 68.55 -
188 ISC19 DDN IME140 DDN IME 17 272 112.67 90.34 140.52 -
189 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 148.08 30.62 716.11 -
190 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 146.42 28.99 739.49 -
191 SC19 CSIRO bracewell scratch2 Dell/ThinkParQ beegfs 26 260 94.86 69.10 130.23 -
192 ISC19 CSIRO bracewell Dell/ThinkParQ BeeGFS 26 260 88.26 67.44 115.50 -
193 SC20 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 260 10.64 7.44 15.22 -
194 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 66.88 28.58 156.48 -
195 SC22 Mohamed bin Zayed University CIAI Q-Leap Networks GmbH / HPCME Lustre 16 256 62.40 22.22 175.23 -
196 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 59.42 28.44 124.13 -
197 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 56.28 27.67 114.50 -
198 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 53.44 28.10 101.63 -
199 ISC22 GWDG NHR Goettingen FTP Weka 8 256 32.17 10.37 99.77 -
200 SC21 ULHPC Aion DDN SpectrumScale 128 256 11.35 1.80 71.57 -