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

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 ISC22 Lenovo Lenovo-Lenox3 Lenovo DAOS 10 720 325.23 88.23 1,198.85 -
102 SC22 China Telecom Research Institute CTPAI CTCLOUD DAOS 10 250 212.29 31.40 1,435.19 -
103 ISC23 Intel Florence Intel DAOS 10 1,120 211.34 31.00 1,440.73
104 ISC22 China Telecom Research Institute CTPAI CTCLOUD DAOS 10 200 187.84 25.29 1,395.01 -
105 ISC21 Joint Institute of Nuclear Research Govorun RSC DAOS 10 160 132.07 20.19 863.69 -
106 ISC23 Riken R-CCS Riken-FX700 Intel DAOS 10 480 126.10 21.39 743.47
107 ISC18 KAUST ShaheenII Cray DataWarp 1,024 8,192 77.37 496.81 12.05 -
108 ISC18 KAUST ShaheenII Cray DataWarp 300 2,400 70.90 151.53 33.17 -
109 SC18 KAUST Shaheen II Cray DataWarp 10 80 13.99 14.45 13.53 -
110 ISC23 EuroHPC-CINECA Leonardo DDN EXAScaler 2,000 16,000 648.96 807.12 521.79
111 ISC23 DDN AI400X2-II DDN EXAScaler 10 1,280 240.85 51.46 1,127.22
112 SC22 DDN AI400X2-II DDN EXAScaler 10 160 217.91 51.84 915.93 -
113 ISC22 DDN AI400X2-II DDN EXAScaler 10 0 183.34 48.27 696.43 -
114 ISC23 DDN AI400X2-I DDN EXAScaler 10 320 142.03 33.43 603.39
115 SC22 DDN AI400X2-I DDN EXAScaler 10 160 133.81 32.90 544.24 -
116 ISC22 DDN AI400X2-I DDN EXAScaler 10 320 107.04 31.10 368.48 -
117 SC21 Huawei Cloud PDSL Flashfs 15 1,560 2,016.70 109.82 37,034.00 -
118 SC19 Nanyang Technological University Hadley DDN GPFS 10 640 12.89 7.47 22.24 -
119 SC18 Queen Mary; University Of London Apocrita E8 GPFS 10 240 9.65 4.32 21.55 -
120 SC18 Queen Mary, University Of London Apocrita DDN GPFS 10 240 3.44 0.87 13.56 -
121 SC18 Nemours nas6 DDN GPFS 1 2 2.06 1.39 3.04 -
122 SC18 Nemours nas6 DDN GPFS 1 2 1.52 0.74 3.11 -
123 SC18 Sandia National Laboratories Ghost IBM GPFS 10 100 0.31 0.05 1.85 -
124 ISC19 DDN 400NV DDN GRIDScaler 10 30 59.49 13.55 261.21 -
125 ISC19 DDN 400NV DDN GRIDScaler 1 8 18.28 3.50 95.58 -
126 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 3,800 239.37 45.79 1,251.32 -
127 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 360 184.99 27.21 1,257.57 -
128 SC20 Johannes Gutenberg University Mainz MOGON II JGU (ADA-FS)& BSC (NEXTGenIO) GekkoFS 10 240 167.64 22.97 1,223.59 -
129 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 152.30 24.83 934.12 -
130 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 149.92 24.91 902.12 -
131 SC19 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 240 125.08 21.47 728.68 -
132 ISC20 Johannes Gutenberg University Mainz MOGON II JGU (ADA-FS)& BSC (NEXTGenIO) GekkoFS 10 160 96.46 11.61 801.60 -
133 ISC20 Johannes Gutenberg University Mainz MOGON II JGU (ADA-FS)& BSC (NEXTGenIO) GekkoFS 10 160 92.91 10.96 787.71 -
134 SC20 University of Tsukuba Cygnus OSS Gfarm 10 20 16.12 8.10 32.09 -
135 ISC19 Hewlett Packard Enterprise GTO Hewlett Packard Enterprise HPE XFS 10 200 26.21 19.57 35.11 -
136 ISC23 DSAL HPStore SITONHOLY HPFS 10 420 392.15 38.95 3,948.47
137 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
138 ISC20 Korea Institute of Science and Technology Information (KISTI) NURION DDN IME 2,048 2,048 282.45 515.59 154.74 -
139 ISC19 JCAHPC Oakforest-PACS DDN IME 2,048 2,048 275.65 492.06 154.41 -
140 SC20 JCAHPC Oakforest-PACS DDN IME 2,048 4,096 253.57 697.20 92.22 -
141 ISC20 JCAHPC Oakforest-PACS DDN IME 512 4,096 175.85 348.95 88.62 -
142 ISC20 JCAHPC Oakforest-PACS DDN IME 2,048 16,384 168.09 581.43 48.60 -
143 SC20 DDN DIME DDN IME 10 110 161.53 101.60 256.78 -
144 SC18 Korea Institute of Science and Technology Information (KISTI) NURION DDN IME 2,048 4,096 156.91 554.23 44.43 -
145 ISC20 JCAHPC Oakforest-PACS DDN IME 512 4,096 146.33 341.29 62.74 -
146 ISC18 JCAHPC Oakforest-PACS DDN IME 2,048 16,384 137.78 560.10 33.89 -
147 ISC20 DDN DIME DDN IME 10 110 116.95 100.37 136.27 -
148 ISC19 DDN IME140 DDN IME 17 272 112.67 90.34 140.52 -
149 SC20 TACC Frontera DDN IME 10 280 109.91 176.23 68.55 -
150 ISC19 DDN Colorado DDN IME140 DDN IME 10 160 109.42 75.79 157.96 -
151 ISC18 JCAHPC Oakforest-PACS DDN IME 2,048 16,384 101.48 471.25 21.85 -
152 ISC19 DDN IME140 DDN IME 10 160 95.10 76.89 117.62 -
153 SC19 National Supercomputing Centre, Singapore Aspire 1 DDN IME 10 160 43.04 101.75 18.21 -
154 SC18 Korea Institute of Science and Technology Information (KISTI) NURION DDN IME 2,048 4,096 35.97 14.06 92.03 -
155 SC20 Forschungszentrum Juelich (FZJ) JUWELS HPEDDN IME 10 400 29.81 178.11 4.99 -
156 SC20 University of Reading ThunderX2 Local file system 1 16 6.23 0.37 104.54 -
157 ISC19 University of Cambridge Data Accelerator Dell EMC Lustre 512 8,192 620.69 162.05 2,377.44 -
158 ISC21 Google Cloud Google DDN Lustre 1,000 5,000 569.99 282.78 1,148.90 -
159 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 480 5,280 453.68 209.43 982.78 -
160 ISC22 University of Cambridge Cumulus Dell Lustre 10 1,280 316.73 119.92 836.54 -
161 ISC21 University of Florida HiPerGator DDN Lustre 140 4,480 269.59 181.37 400.73 -
162 ISC22 University of Cambridge Cumulus Dell Lustre 200 2,000 261.39 92.64 737.54 -
163 SC19 NVIDIA DGX-2H SuperPOD DDN Lustre 10 400 249.50 86.97 715.76 -
164 SC19 University of Cambridge Data Accelerator Dell EMC Lustre 128 2,048 229.45 131.25 401.13 -
165 SC19 CEA Tera-1000 DDN Lustre 128 4,096 210.26 81.01 545.74 -
166 ISC21 LuxProvide MeluXina DDN Lustre 512 12,288 194.12 112.06 336.25 -
167 SC18 University of Cambridge Data Accelerator Dell EMC Lustre 528 4,224 158.71 71.40 352.75 -
168 ISC20 DDN AI400X DDN Lustre 40 1,280 137.03 46.84 400.84 -
169 ISC20 DDN AI400X DDN Lustre 40 1,280 127.29 40.72 397.91 -
170 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 RSC Group Lustre 54 864 125.50 45.31 347.61 -
171 ISC19 DDN AI400 DDN Lustre 10 160 104.34 19.65 553.98 -
172 ISC21 Japan Agency for Marine-Earth Science and Technology Earth Simulator DDN Lustre 10 320 101.88 48.19 215.38 -
173 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 99.64 39.90 248.81 -
174 ISC19 University of Cambridge Data Accelerator Dell EMC Lustre 10 320 98.31 26.94 358.85 -
175 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 97.67 39.87 239.26 -
176 ISC20 JINR Govorun RSC Group Lustre 50 800 90.87 35.61 231.88 -
177 ISC20 JINR Govorun RSC Group Lustre 50 800 88.51 36.28 215.97 -
178 ISC19 DDN Japan AI400 DDN Lustre 10 160 74.10 12.22 449.28 -
179 ISC20 DDN AI400X DDN Lustre 10 160 69.92 21.01 232.70 -
180 SC21 CQ Narval Dell Lustre 640 640 68.31 32.74 142.53 -
181 SC19 Google Cloud EXA5-GCP-PD-SSD Google Cloud Lustre 200 1,600 67.78 26.93 170.61 -
182 ISC20 SPbPU Polytechnic RSC Tornado RSC Group Lustre 59 944 64.29 21.56 191.73 -
183 ISC20 SPbPU Polytechnic RSC Tornado RSC Group Lustre 59 944 64.11 21.00 195.66 -
184 SC19 DDN AI400 DDN Lustre 10 240 63.88 19.65 207.63 -
185 ISC20 DDN AI400X DDN Lustre 10 160 63.83 17.79 229.01 -
186 SC22 Mohamed bin Zayed University CIAI Q-Leap Networks GmbH / HPCME Lustre 16 256 62.40 22.22 175.23 -
187 SC19 University of Cambridge Data Accelerator Dell EMC Lustre 10 320 60.25 21.73 167.09 -
188 SC19 Google Cloud EXA5-GCP-PD-STD Google Cloud Lustre 200 1,600 52.96 17.31 162.06 -
189 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 52.58 35.06 78.86 -
190 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 50.08 32.71 76.67 -
191 SC18 Google Exascaler on GCP Google Lustre 120 960 47.23 23.06 96.74 -
192 SC18 JCAHPC Oakforest-PACS DDN Lustre 256 8,192 44.24 21.42 91.40 -
193 SC18 JCAHPC Oakforest-PACS DDN Lustre 256 8,192 42.18 20.04 88.78 -
194 ISC18 KAUST ShaheenII Cray Lustre 1,000 16,000 41.00 54.17 31.03 -
195 ISC19 National Computational Infrastructure Australia Raijin NetApp Lustre 15 180 40.92 12.89 129.89 -
196 SC18 Google Exascaler-on-GCP Google Cloud Lustre 60 480 39.12 14.31 106.91 -
197 ISC19 National Computational Infrastructure Australia Raijin NetApp Lustre 10 150 37.62 12.82 110.37 -
198 ISC18 DKRZ Mistral Seagate Lustre 100 1,000 32.15 22.77 45.39 -
199 SC18 DDN Bancholab DDN Lustre 10 240 31.50 6.33 156.69 -
200 ISC18 DKRZ Mistral Seagate Lustre 100 1,200 29.33 20.35 42.29 -