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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Production 10 Node Production Research 10 Node Research Full Historical
Ranking of all valid submissions ever received, including duplicate entries for the same storage system.
# BoF Information IO500 Repro.
Institution System · FS Type Storage Vendor Client Nodes Total Client Proc. Score BW MD
(GiB/s) (kIOP/s)
101 ISC20 JCAHPC Oakforest-PACS IME DDN 512 4,096 146.33 341.29 62.74 -
102 ISC23 DDN AI400X2-I EXAScaler DDN 10 320 142.03 33.43 603.39
103 ISC18 JCAHPC Oakforest-PACS IME DDN 2,048 16,384 137.78 560.10 33.89 -
104 ISC20 DDN AI400X Lustre DDN 40 1,280 137.03 46.84 400.84 -
105 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 48 1,248 134.09 48.03 374.40 -
106 SC22 DDN AI400X2-I EXAScaler DDN 10 160 133.81 32.90 544.24 -
107 ISC21 Joint Institute of Nuclear Research Govorun DAOS RSC 10 160 132.07 20.19 863.69 -
108 ISC23 IBM Tuscon Arches 2 Storage Scale 3500 BBs IBM Storage Scale 5.1.7.1 with ESS 6.1.6.0 IBM 10 200 128.00 73.80 222.03
109 ISC20 DDN AI400X Lustre DDN 40 1,280 127.29 40.72 397.91 -
110 ISC23 Riken R-CCS Riken-FX700 DAOS Intel 10 480 126.10 21.39 743.47
111 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 Lustre RSC Group 54 864 125.50 45.31 347.61 -
112 SC19 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 240 125.08 21.47 728.68 -
113 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 40 1,040 123.47 43.63 349.44 -
114 ISC23 Imperial College London Imperial - hx cluster Spectrum scale Lenovo 32 512 119.56 44.63 320.31
115 ISC20 DDN DIME IME DDN 10 110 116.95 100.37 136.27 -
116 ISC19 DDN IME140 IME DDN 17 272 112.67 90.34 140.52 -
117 ISC22 IBM Tuscon Arches Spectrum Scale IBM 10 200 110.07 62.59 193.59 -
118 SC20 TACC Frontera IME DDN 10 280 109.91 176.23 68.55 -
119 ISC19 DDN Colorado DDN IME140 IME DDN 10 160 109.42 75.79 157.96 -
120 ISC22 DDN AI400X2-I EXAScaler DDN 10 320 107.04 31.10 368.48 -
121 ISC19 DDN AI400 Lustre DDN 10 160 104.34 19.65 553.98 -
122 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 270 3,240 104.30 47.44 229.33 -
123 ISC21 Japan Agency for Marine-Earth Science and Technology Earth Simulator Lustre DDN 10 320 101.88 48.19 215.38 -
124 ISC18 JCAHPC Oakforest-PACS IME DDN 2,048 16,384 101.48 471.25 21.85 -
125 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 99.64 39.90 248.81 -
126 ISC19 University of Cambridge Data Accelerator Lustre Dell EMC 10 320 98.31 26.94 358.85 -
127 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 97.67 39.87 239.26 -
128 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 96.46 11.61 801.60 -
129 ISC19 DDN IME140 IME DDN 10 160 95.10 76.89 117.62 -
130 SC19 CSIRO bracewell scratch2 beegfs Dell/ThinkParQ 26 260 94.86 69.10 130.23 -
131 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 92.91 10.96 787.71 -
132 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 170 2,040 91.48 42.65 196.20 -
133 ISC20 JINR Govorun Lustre RSC Group 50 800 90.87 35.61 231.88 -
134 ISC20 JINR Govorun Lustre RSC Group 50 800 88.51 36.28 215.97 -
135 ISC19 CSIRO bracewell BeeGFS Dell/ThinkParQ 26 260 88.26 67.44 115.50 -
136 SC21 Raytheon MCK-HPC WekaFS Penguin Computing 44 1,584 86.24 27.64 269.10 -
137 SC21 NLHPC Guacolda SpectrumScale IBM 24 480 83.18 33.87 204.27 -
138 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 BeeGFS INSPUR 10 300 82.57 41.14 165.71 -
139 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 78.54 13.55 455.18 -
140 SC18 WekaIO WekaIO WekaIO 17 935 78.37 37.39 164.26 -
141 ISC18 KAUST ShaheenII DataWarp Cray 1,024 8,192 77.37 496.81 12.05 -
142 SC20 NASA hyperwall4 SSD Intel. SK-Hynx 128 1,024 75.75 122.24 46.94 -
143 SC18 University of Cambridge Data Accelerator BeeGFS Dell EMC 184 5,888 74.58 58.81 94.57 -
144 ISC19 DDN Japan AI400 Lustre DDN 10 160 74.10 12.22 449.28 -
145 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 70.91 34.91 144.06 -
146 ISC18 KAUST ShaheenII DataWarp Cray 300 2,400 70.90 151.53 33.17 -
147 ISC20 DDN AI400X Lustre DDN 10 160 69.92 21.01 232.70 -
148 SC21 IBM Tucson Arches 2021B SpectrumScale IBM 10 200 68.83 33.02 143.46 -
149 SC21 CQ Narval Lustre Dell 640 640 68.31 32.74 142.53 -
150 SC19 Google Cloud EXA5-GCP-PD-SSD Lustre Google Cloud 200 1,600 67.78 26.93 170.61 -
151 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 66.88 28.58 156.48 -
152 SC19 CSIRO bracewell beegfs Dell/ThinkParQ 10 160 66.80 33.77 132.15 -
153 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 66.69 31.78 139.96 -
154 ISC19 Janelia Research Campus, HHMI Weka WekaIO 10 3,200 66.43 27.74 159.12 -
155 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.29 21.56 191.73 -
156 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.11 21.00 195.66 -
157 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 63.98 11.41 358.87 -
158 SC19 DDN AI400 Lustre DDN 10 240 63.88 19.65 207.63 -
159 ISC20 DDN AI400X Lustre DDN 10 160 63.83 17.79 229.01 -
160 ISC19 CSIRO bracewell BeeGFS Dell/ThinkParQ 10 160 63.46 34.85 115.56 -
161 ISC21 Howard Hughes Medical Institute Janelia Research Campus Janelia Weka.io Weka.io 10 300 62.68 18.17 216.22 -
162 SC21 Raytheon MCK-HPC WekaFS Penguin Computing 10 360 62.55 25.96 150.70 -
163 SC22 Mohamed bin Zayed University CIAI Lustre Q-Leap Networks GmbH / HPCME 16 256 62.40 22.22 175.23 -
164 SC19 University of Cambridge Data Accelerator Lustre Dell EMC 10 320 60.25 21.73 167.09 -
165 ISC19 DDN 400NV GRIDScaler DDN 10 30 59.49 13.55 261.21 -
166 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 59.42 28.44 124.13 -
167 SC18 WekaIO WekaIO Matrix WekaIO 10 700 58.25 27.05 125.43 -
168 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 320 57.99 20.80 161.71 -
169 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 57.17 26.29 124.30 -
170 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 56.28 27.67 114.50 -
171 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 55.13 25.67 118.42 -
172 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 53.44 28.10 101.63 -
173 SC19 Google Cloud EXA5-GCP-PD-STD Lustre Google Cloud 200 1,600 52.96 17.31 162.06 -
174 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 52.58 35.06 78.86 -
175 SC20 Raytheon WekaIO wekafs Penguin Computing 42 1,596 50.58 16.39 156.10 -
176 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 50.08 32.71 76.67 -
177 SC19 Janelia Research Campus, HHMI SharedScratch wekaio WekaIO 18 1,368 48.75 26.22 90.62 -
178 SC19 Oracle Cloud Infrastructure Oracle Cloud Infrastructure with Block Volume Service running Spectrum Scale Spectrum Scale Oracle Cloud Infrastructure Block Volumes Service 30 480 47.55 20.38 110.93 -
179 SC18 Google Exascaler on GCP Lustre Google 120 960 47.23 23.06 96.74 -
180 SC21 NLHPC Guacolda SpectrumScale IBM 10 360 45.26 17.91 114.36 -
181 SC18 Oak Ridge National Laboratory Summit Spectrum Scale IBM 10 160 44.30 9.84 199.48 -
182 SC18 JCAHPC Oakforest-PACS Lustre DDN 256 8,192 44.24 21.42 91.40 -
183 SC19 National Supercomputing Centre, Singapore Aspire 1 IME DDN 10 160 43.04 101.75 18.21 -
184 SC18 JCAHPC Oakforest-PACS Lustre DDN 256 8,192 42.18 20.04 88.78 -
185 ISC18 KAUST ShaheenII Lustre Cray 1,000 16,000 41.00 54.17 31.03 -
186 ISC19 National Computational Infrastructure Australia Raijin Lustre NetApp 15 180 40.92 12.89 129.89 -
187 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne BeeGFS Penguin Computing/Excelero 10 320 39.65 17.71 88.76 -
188 SC18 Google Exascaler-on-GCP Lustre Google Cloud 60 480 39.12 14.31 106.91 -
189 ISC19 National Computational Infrastructure Australia Raijin Lustre NetApp 10 150 37.62 12.82 110.37 -
190 SC19 CNES HAL Spectrum Scale DDN 96 96 37.16 9.71 142.20 -
191 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 1,440 36.55 18.58 71.90 -
192 SC18 Korea Institute of Science and Technology Information (KISTI) NURION IME DDN 2,048 4,096 35.97 14.06 92.03 -
193 ISC18 JSC JURON BeeGFS ThinkparQ 8 64 35.77 14.24 89.81 -
194 SC19 CNES HAL Spectrum Scale DDN 96 96 34.76 8.51 141.99 -
195 SC19 Genomics England GELous WekaIO 10 1,400 34.38 15.17 77.89 -
196 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 32.79 14.02 76.67 -
197 SC20 Raytheon WekaIO wekafs Penguin Computing 10 440 32.20 14.83 69.88 -
198 ISC22 GWDG NHR Goettingen FTP Weka 8 256 32.17 10.37 99.77 -
199 ISC18 DKRZ Mistral Lustre Seagate 100 1,000 32.15 22.77 45.39 -
200 SC18 DDN Bancholab Lustre DDN 10 240 31.50 6.33 156.69 -

Top 10 systems compared

Each axis is scaled to the highest value among these systems — 100% marks the leader on that dimension. Click a system below to toggle it.

Score 100% Bandwidth 100% Metadata 100% Clients 100% Processes 100% #101 — Oakforest-PACS (JCAHPC) #102 — AI400X2-I (DDN) #103 — Oakforest-PACS (JCAHPC) #104 — AI400X (DDN) #105 — SharedScratch (Janelia Research Campus, HHMI) #106 — AI400X2-I (DDN) #107 — Govorun (Joint Institute of Nuclear Research) #108 — Arches 2 Storage Scale 3500 BBs (IBM Tuscon) #109 — AI400X (DDN) #110 — Riken-FX700 (Riken R-CCS)
  • #101 Oakforest-PACS JCAHPC
  • #102 AI400X2-I DDN
  • #103 Oakforest-PACS JCAHPC
  • #104 AI400X DDN
  • #105 SharedScratch Janelia Research Campus, HHMI
  • #106 AI400X2-I DDN
  • #107 Govorun Joint Institute of Nuclear Research
  • #108 Arches 2 Storage Scale 3500 BBs IBM Tuscon
  • #109 AI400X DDN
  • #110 Riken-FX700 Riken R-CCS