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 ISC26 List

Subset of all submissions that satisfy the existing IO500 submission guidelines. This list contains entries that do not qualify for any of the production and research lists, for example because they do not have at least 10 client nodes, or were run with an old version of the benchmark, and multiple results for the same system.
# BoF Information IO500 Repro.
Institution System · FS Type Storage Vendor Client Nodes Total Client Proc. Score BW MD
(GiB/s) (kIOP/s)
101 ISC24 Zuse Institute Berlin Lise DAOS Megware 10 960 324.54 65.01 1,620.13
102 ISC22 Oracle Cloud Infrastructure Oracle Cloud running WEKA on non RDMA netwok WEKA WekaIO 151 6,040 323.52 97.61 1,072.32 -
103 ISC22 University of Cambridge Cumulus Lustre Dell 10 1,280 316.73 119.92 836.54 -
104 SC24 Danish Centre for AI innovation AS GEFION EXAScaler DDN 10 1,280 314.03 154.70 637.43
105 SC25 Hewlett Packard Enterprise HPE-DL360-NDR DAOS HPE 10 320 312.68 82.39 1,186.69
106 SC23 Memorial Sloan Kettering Cancer Center IRIS WekaIO WekaIO 36 4,248 308.94 104.79 910.80
107 SC25 SoftBank Corp CHIE-4 EXAScaler DDN 10 1,120 303.20 148.88 617.51
108 SC24 SoftBank Corp CHIE-2 EXAScaler DDN 10 1,120 299.32 159.93 560.19
109 SC24 SoftBank Corp CHIE-3 EXAScaler DDN 10 1,120 294.77 157.28 552.42
110 SC25 IBM Blue Vela Storage Scale System 6000 - shared IBM Storage Scale 5.2.2.1 with ESS 6.2.2.0 IBM 20 400 291.60 265.36 320.44
111 ISC20 Korea Institute of Science and Technology Information (KISTI) NURION IME DDN 2,048 2,048 282.45 515.59 154.74 -
112 ISC24 Johannes Gutenberg University Mainz MOGON-NHR GekkoFS N/A 10 240 281.96 48.21 1,649.25
113 SC25 University of Florida HiPerGator EXAScaler DDN 10 1,920 273.84 79.39 944.56
114 ISC21 University of Florida HiPerGator Lustre DDN 140 4,480 269.59 181.37 400.73 -
115 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 270 3,240 267.25 293.05 243.73 -
116 SC24 MEGWARE Lustre + xiRAID Classic Lustre MEGWARE 10 280 262.33 86.15 798.80
117 ISC22 University of Cambridge Cumulus Lustre Dell 200 2,000 261.39 92.64 737.54 -
118 SC20 JCAHPC Oakforest-PACS IME DDN 2,048 4,096 253.57 697.20 92.22 -
119 SC19 NVIDIA DGX-2H SuperPOD Lustre DDN 10 400 249.50 86.97 715.76 -
120 SC24 University of Florida HiPerGator AI EXAScaler DDN 10 640 243.61 124.89 475.20
121 ISC23 DDN AI400X2-II EXAScaler DDN 10 1,280 240.85 51.46 1,127.22
122 SC25 Telecommunications Technology Association ESC8000-E11 DAOS Gluesys 7 1,008 240.03 73.53 783.61
123 SC20 EPCC NextGENIO GekkoFS BSC & JGU 10 3,800 239.37 45.79 1,251.32 -
124 SC19 University of Cambridge Data Accelerator Lustre Dell EMC 128 2,048 229.45 131.25 401.13 -
125 ISC26 IBM Ehningen System DACH Storage Scale System 6000 - 1 BB Storage Scale IBM 10 240 223.64 145.14 344.61
126 ISC21 Olympus Storage Technology Innovation Lab OceanStor OceanFS Huawei 10 960 220.10 69.49 697.15 -
127 ISC22 Wu Dong Laboratory Wu Dong Compute Cluster OPENFS Wu Dong Laboratory 10 640 218.81 43.86 1,091.49 -
128 SC22 DDN AI400X2-II EXAScaler DDN 10 160 217.91 51.84 915.93 -
129 ISC26 IBM Tucson Yellowstone Storage Scale System 6000 Storage Scale IBM 10 200 215.79 134.28 346.77
130 ISC25 SAKURA Internet Inc and Prunus Solutions Inc SAKURAONE EXAScaler DDN 96 12,288 214.09 139.80 327.84
131 SC22 China Telecom Research Institute CTPAI DAOS CTCLOUD 10 250 212.29 31.40 1,435.19 -
132 ISC23 Intel Florence DAOS Intel 10 1,120 211.34 31.00 1,440.73
133 SC19 CEA Tera-1000 Lustre DDN 128 4,096 210.26 81.01 545.74 -
134 ISC21 LuxProvide MeluXina Lustre DDN 512 12,288 194.12 112.06 336.25 -
135 SC24 IBM Ehningen System DACH Storage Scale System 6000 IBM Storage Scale 5.2.2-0 (early pre-GA build) with ESS 6.2.1-0 IBM 10 200 192.39 127.51 290.30
136 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 170 2,040 191.10 175.24 208.39 -
137 SC25 IBM Tucson Saguaro Storage Scale System 6000 IBM Storage Scale 6.0.0.0 with ESS 7.0.0.0 (early pre-GA build) IBM 10 200 190.41 154.55 234.59
138 ISC25 Joint Center for Advanced High Performance Computing Miyabi-G Lustre DDN 10 640 188.26 77.38 458.06
139 ISC22 China Telecom Research Institute CTPAI DAOS CTCLOUD 10 200 187.84 25.29 1,395.01 -
140 SC20 EPCC NextGENIO GekkoFS BSC & JGU 10 360 184.99 27.21 1,257.57 -
141 ISC22 DDN AI400X2-II EXAScaler DDN 10 0 183.34 48.27 696.43 -
142 ISC25 SAKURA Internet Inc and Prunus Solutions Inc SAKURAONE EXAScaler DDN 10 1,280 181.91 133.03 248.74
143 ISC24 NHN Cloud Corporation NHN CLOUD GWANGJU AI EXAScaler DDN 10 640 176.57 62.58 498.22
144 ISC20 JCAHPC Oakforest-PACS IME DDN 512 4,096 175.85 348.95 88.62 -
145 ISC20 JCAHPC Oakforest-PACS IME DDN 2,048 16,384 168.09 581.43 48.60 -
146 SC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 240 167.64 22.97 1,223.59 -
147 SC23 IBM Ehningen System DACH Storage Scale System 3500 IBM Storage Scale IBM 10 200 166.25 87.14 317.17
148 ISC26 DDN AI400X3M EXAScaler DDN 10 1,280 166.03 44.17 624.12
149 SC20 DDN DIME IME DDN 10 110 161.53 101.60 256.78 -
150 SC24 Universidad Carlos III de Madrid Leonardo Expand ARCOS-UC3M 10 640 158.23 57.26 437.25
151 SC24 IBM Tucson Saguaro Storage Scale System 6000 IBM Storage Scale 5.2.2-0 (early pre-GA build) with ESS 6.2.1-0 IBM 10 200 157.65 106.89 232.53
152 SC19 WekaIO WekaIO WekaIO Matrix WekaIO 10 2,610 156.51 56.22 435.76 -
153 ISC24 ACC Cyfronet AGH Helios Lustre HPE 80 640 153.39 122.31 192.36
154 ISC20 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 280 152.30 24.83 934.12 -
155 ISC20 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 280 149.92 24.91 902.12 -
156 SC24 University of Florida HiPerGator AI EXAScaler DDN 10 640 149.77 56.40 397.72
157 ISC21 University of Tsukuba Cygnus CHFS OSS 10 240 148.69 30.39 727.61 -
158 ISC20 National Supercomputer Center in Guangzhou Venus2 kapok National Supercomputer Center in Guangzhou 10 260 148.08 30.62 716.11 -
159 ISC20 National Supercomputer Center in Guangzhou Venus2 kapok National Supercomputer Center in Guangzhou 10 260 146.42 28.99 739.49 -
160 ISC20 JCAHPC Oakforest-PACS IME DDN 512 4,096 146.33 341.29 62.74 -
161 ISC23 DDN AI400X2-I EXAScaler DDN 10 320 142.03 33.43 603.39
162 ISC20 DDN AI400X Lustre DDN 40 1,280 137.03 46.84 400.84 -
163 SC23 DDN AI400X2-I EXAScaler DDN 10 640 136.38 38.45 483.74
164 SC23 IBM Tucson Arches Storage Scale System 3500 IBM Storage Scale IBM 10 200 136.35 74.18 250.64
165 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 48 1,248 134.09 48.03 374.40 -
166 SC22 DDN AI400X2-I EXAScaler DDN 10 160 133.81 32.90 544.24 -
167 ISC21 Joint Institute of Nuclear Research Govorun DAOS RSC 10 160 132.07 20.19 863.69 -
168 ISC26 European Bioinformatics Institute Codon Storage Scale IBM 10 320 128.96 114.27 145.53
169 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
170 ISC20 DDN AI400X Lustre DDN 40 1,280 127.29 40.72 397.91 -
171 ISC25 DDN AI400X2-I EXAScaler DDN 10 1,280 126.72 38.70 414.98
172 ISC23 Riken R-CCS Riken-FX700 DAOS Intel 10 480 126.10 21.39 743.47
173 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 Lustre RSC Group 54 864 125.50 45.31 347.61 -
174 SC19 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 240 125.08 21.47 728.68 -
175 SC25 Simon Fraser University FIR EXAScaler DDN 10 1,920 125.01 76.64 203.92
176 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 40 1,040 123.47 43.63 349.44 -
177 ISC23 Imperial College London Imperial - hx cluster Spectrum scale Lenovo 32 512 119.56 44.63 320.31
178 SC24 Centre for Development of Advanced Computing RUDRA DAOS Intel 10 480 119.23 22.23 639.59
179 ISC20 DDN DIME IME DDN 10 110 116.95 100.37 136.27 -
180 ISC25 DDN AI400X2-I-k8s EXAScaler DDN 10 1,280 115.51 39.26 339.89
181 ISC24 Centre de Recherche en Aeronautique Lucia Storage Scale IBM 256 1,024 115.06 54.74 241.83
182 ISC22 IBM Tuscon Arches Spectrum Scale IBM 10 200 110.07 62.59 193.59 -
183 SC20 TACC Frontera IME DDN 10 280 109.91 176.23 68.55 -
184 ISC24 DDN AI400X2T EXAScaler DDN 10 640 109.84 34.24 352.35
185 ISC22 DDN AI400X2-I EXAScaler DDN 10 320 107.04 31.10 368.48 -
186 ISC24 University of Virginia Afton WEKA Dell 10 850 105.94 33.28 337.29
187 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 270 3,240 104.30 47.44 229.33 -
188 ISC21 Japan Agency for Marine-Earth Science and Technology Earth Simulator Lustre DDN 10 320 101.88 48.19 215.38 -
189 SC23 Japan Agency for Marine-Earth Science and Technology Earth Simulator 4 EXAScaler DDN 10 320 101.88 48.19 215.38
190 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 99.64 39.90 248.81 -
191 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 97.67 39.87 239.26 -
192 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 96.46 11.61 801.60 -
193 SC19 CSIRO bracewell scratch2 beegfs Dell/ThinkParQ 26 260 94.86 69.10 130.23 -
194 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 92.91 10.96 787.71 -
195 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 170 2,040 91.48 42.65 196.20 -
196 ISC20 JINR Govorun Lustre RSC Group 50 800 90.87 35.61 231.88 -
197 ISC20 JINR Govorun Lustre RSC Group 50 800 88.51 36.28 215.97 -
198 SC21 Raytheon MCK-HPC WekaFS Penguin Computing 44 1,584 86.24 27.64 269.10 -
199 SC25 Samsung Electronics Samsung AE-25 Cluster pNFS v5.2.3-90 via Hammerspace Anvil Metadata Service Hammerspace 10 480 85.23 74.66 97.29
200 SC21 NLHPC Guacolda SpectrumScale IBM 24 480 83.18 33.87 204.27 -

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 — Lise (Zuse Institute Berlin) #102 — Oracle Cloud running WEKA on non RDMA netwok (Oracle Cloud Infrastructure) #103 — Cumulus (University of Cambridge) #104 — GEFION (Danish Centre for AI innovation AS) #105 — HPE-DL360-NDR (Hewlett Packard Enterprise) #106 — IRIS (Memorial Sloan Kettering Cancer Center) #107 — CHIE-4 (SoftBank Corp) #108 — CHIE-2 (SoftBank Corp) #109 — CHIE-3 (SoftBank Corp) #110 — Blue Vela Storage Scale System 6000 - shared (IBM)
  • #101 Lise Zuse Institute Berlin
  • #102 Oracle Cloud running WEKA on non RDMA netwok Oracle Cloud Infrastructure
  • #103 Cumulus University of Cambridge
  • #104 GEFION Danish Centre for AI innovation AS
  • #105 HPE-DL360-NDR Hewlett Packard Enterprise
  • #106 IRIS Memorial Sloan Kettering Cancer Center
  • #107 CHIE-4 SoftBank Corp
  • #108 CHIE-2 SoftBank Corp
  • #109 CHIE-3 SoftBank Corp
  • #110 Blue Vela Storage Scale System 6000 - shared IBM