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 ISC25 List
Subset of the Historic list of submissions that satisfy the existing IO500 submission guidelines
| # | 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 | EPCC | NextGENIO | NextGenIO (BSC & JGU) | GekkoFS | 10 | 240 | 125.08 | 21.47 | 728.68 | - |
| 102 | ISC21 | University of Tsukuba | Cygnus | OSS | CHFS | 10 | 240 | 148.69 | 30.39 | 727.61 | - |
| 103 | ISC20 | National Supercomputer Center in Guangzhou | Venus2 | National Supercomputer Center in Guangzhou | kapok | 10 | 260 | 148.08 | 30.62 | 716.11 | - |
| 104 | SC19 | NVIDIA | DGX-2H SuperPOD | DDN | Lustre | 10 | 400 | 249.50 | 86.97 | 715.76 | - |
| 105 | SC24 | SoftBank Corp | CHIE-2 | DDN | EXAScaler | 240 | 26,880 | 495.36 | 351.90 | 697.30 | |
| 106 | ISC21 | Olympus Storage Technology Innovation Lab | OceanStor | Huawei | OceanFS | 10 | 960 | 220.10 | 69.49 | 697.15 | - |
| 107 | ISC22 | DDN | AI400X2-II | DDN | EXAScaler | 10 | 0 | 183.34 | 48.27 | 696.43 | - |
| 108 | SC24 | Danish Centre for AI innovation AS | GEFION | DDN | EXAScaler | 128 | 12,288 | 368.56 | 209.06 | 649.73 | |
| 109 | SC24 | Centre for Development of Advanced Computing | RUDRA | Intel | DAOS | 10 | 480 | 119.23 | 22.23 | 639.59 | |
| 110 | SC24 | Danish Centre for AI innovation AS | GEFION | DDN | EXAScaler | 10 | 1,280 | 314.03 | 154.70 | 637.43 | |
| 111 | ISC23 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 320 | 142.03 | 33.43 | 603.39 | |
| 112 | SC24 | SoftBank Corp | CHIE-2 | DDN | EXAScaler | 10 | 1,120 | 299.32 | 159.93 | 560.19 | |
| 113 | SC24 | SoftBank Corp | CHIE-3 | DDN | EXAScaler | 10 | 1,120 | 294.77 | 157.28 | 552.42 | |
| 114 | SC19 | CEA | Tera-1000 | DDN | Lustre | 128 | 4,096 | 210.26 | 81.01 | 545.74 | - |
| 115 | SC22 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 160 | 133.81 | 32.90 | 544.24 | - |
| 116 | ISC23 | EuroHPC-CINECA | Leonardo | DDN | EXAScaler | 2,000 | 16,000 | 648.96 | 807.12 | 521.79 | |
| 117 | ISC24 | NHN Cloud Corporation | NHN CLOUD GWANGJU AI | DDN | EXAScaler | 10 | 640 | 176.57 | 62.58 | 498.22 | |
| 118 | SC23 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 640 | 136.38 | 38.45 | 483.74 | |
| 119 | ISC25 | Joint Center for Advanced High Performance Computing | Miyabi-G | DDN | Lustre | 200 | 1,600 | 391.60 | 319.00 | 480.72 | |
| 120 | SC24 | University of Florida | HiPerGator AI | DDN | EXAScaler | 10 | 640 | 243.61 | 124.89 | 475.20 | |
| 121 | ISC25 | Joint Center for Advanced High Performance Computing | Miyabi-G | DDN | Lustre | 10 | 640 | 188.27 | 77.38 | 458.06 | |
| 122 | SC19 | iFLYTEK | iFLYTEK | Yanrong | YRCloudFile | 10 | 200 | 78.54 | 13.55 | 455.18 | - |
| 123 | SC24 | Universidad Carlos III de Madrid | Leonardo | ARCOS-UC3M | Expand | 10 | 640 | 158.23 | 57.26 | 437.25 | |
| 124 | SC19 | WekaIO | WekaIO | WekaIO | WekaIO Matrix | 10 | 2,610 | 156.51 | 56.22 | 435.76 | - |
| 125 | ISC25 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 1,280 | 126.73 | 38.70 | 414.98 | |
| 126 | SC19 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 128 | 2,048 | 229.45 | 131.25 | 401.13 | - |
| 127 | ISC20 | DDN | AI400X | DDN | Lustre | 40 | 1,280 | 137.03 | 46.84 | 400.84 | - |
| 128 | ISC21 | University of Florida | HiPerGator | DDN | Lustre | 140 | 4,480 | 269.59 | 181.37 | 400.73 | - |
| 129 | ISC20 | DDN | AI400X | DDN | Lustre | 40 | 1,280 | 127.29 | 40.72 | 397.91 | - |
| 130 | SC24 | University of Florida | HiPerGator AI | DDN | EXAScaler | 10 | 640 | 149.77 | 56.40 | 397.72 | |
| 131 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 48 | 1,248 | 134.09 | 48.03 | 374.40 | - |
| 132 | ISC22 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 320 | 107.04 | 31.10 | 368.48 | - |
| 133 | SC19 | iFLYTEK | iFLYTEK | Yanrong | YRCloudFile | 10 | 200 | 63.98 | 11.41 | 358.87 | - |
| 134 | ISC24 | Poznan Supercomputing and Networking Center | Altair | xFiusion | Lustre | 15 | 240 | 73.50 | 15.24 | 354.60 | |
| 135 | ISC24 | DDN | AI400X2T | DDN | EXAScaler | 10 | 640 | 109.84 | 34.24 | 352.35 | |
| 136 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 40 | 1,040 | 123.47 | 43.63 | 349.44 | - |
| 137 | SC20 | Joint Supercomputer Center of the Russian Academy of Sciences | MVS10POP2 | RSC Group | Lustre | 54 | 864 | 125.50 | 45.31 | 347.61 | - |
| 138 | ISC25 | DDN | AI400X2-I-k8s | DDN | EXAScaler | 10 | 1,280 | 115.51 | 39.26 | 339.89 | |
| 139 | ISC24 | University of Virginia | Afton | Dell | WEKA | 10 | 850 | 105.94 | 33.28 | 337.29 | |
| 140 | SC24 | Poznan Supercomputing and Networking Center | Proxima | xFiusion | Lustre | 10 | 300 | 77.76 | 17.94 | 337.05 | |
| 141 | ISC21 | LuxProvide | MeluXina | DDN | Lustre | 512 | 12,288 | 194.12 | 112.06 | 336.25 | - |
| 142 | ISC25 | SAKURA Internet Inc and Prunus Solutions Inc | SAKURAONE | DDN | EXAScaler | 96 | 12,288 | 214.09 | 139.80 | 327.84 | |
| 143 | SC23 | Poznan Supercomputing and Networking Center | Altair | Huawei/xFusion | Lustre | 14 | 392 | 53.70 | 8.84 | 326.39 | |
| 144 | ISC23 | Imperial College London | Imperial - hx cluster | Lenovo | Spectrum scale | 32 | 512 | 119.56 | 44.63 | 320.31 | |
| 145 | SC23 | IBM Ehningen System | DACH Storage Scale System 3500 | IBM | IBM Storage Scale | 10 | 200 | 166.25 | 87.14 | 317.17 | |
| 146 | SC24 | IBM Ehningen System | DACH Storage Scale System 6000 | IBM | IBM Storage Scale 5.2.2-0 (early pre-GA build) with ESS 6.2.1-0 | 10 | 200 | 192.39 | 127.51 | 290.30 | |
| 147 | SC21 | Raytheon | MCK-HPC | Penguin Computing | WekaFS | 44 | 1,584 | 86.24 | 27.64 | 269.10 | - |
| 148 | SC20 | DDN | DIME | DDN | IME | 10 | 110 | 161.53 | 101.60 | 256.78 | - |
| 149 | ISC24 | Poznan Supercomputing and Networking Center | Altair | Huawei/xFiusion | Lustre | 10 | 200 | 54.03 | 11.39 | 256.36 | |
| 150 | SC23 | IBM Tucson | Arches Storage Scale System 3500 | IBM | IBM Storage Scale | 10 | 200 | 136.35 | 74.18 | 250.64 | |
| 151 | ISC20 | CSIRO | bracewell | Dell/DDN | Lustre | 10 | 400 | 99.64 | 39.90 | 248.81 | - |
| 152 | ISC25 | SAKURA Internet Inc and Prunus Solutions Inc | SAKURAONE | DDN | EXAScaler | 10 | 1,280 | 181.91 | 133.03 | 248.74 | |
| 153 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 270 | 3,240 | 267.25 | 293.05 | 243.73 | - |
| 154 | ISC24 | Centre de Recherche en Aeronautique | Lucia | IBM | Storage Scale | 256 | 1,024 | 115.06 | 54.74 | 241.83 | |
| 155 | ISC20 | CSIRO | bracewell | Dell/DDN | Lustre | 10 | 400 | 97.67 | 39.87 | 239.26 | - |
| 156 | ISC20 | DDN | AI400X | DDN | Lustre | 10 | 160 | 69.92 | 21.01 | 232.70 | - |
| 157 | SC24 | IBM Tucson | Saguaro Storage Scale System 6000 | IBM | IBM Storage Scale 5.2.2-0 (early pre-GA build) with ESS 6.2.1-0 | 10 | 200 | 157.65 | 106.89 | 232.53 | |
| 158 | ISC20 | JINR | Govorun | RSC Group | Lustre | 50 | 800 | 90.87 | 35.61 | 231.88 | - |
| 159 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 270 | 3,240 | 104.30 | 47.44 | 229.33 | - |
| 160 | ISC20 | DDN | AI400X | DDN | Lustre | 10 | 160 | 63.83 | 17.79 | 229.01 | - |
| 161 | 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 | |
| 162 | ISC21 | Howard Hughes Medical Institute Janelia Research Campus | Janelia | Weka.io | Weka.io | 10 | 300 | 62.68 | 18.17 | 216.22 | - |
| 163 | ISC20 | JINR | Govorun | RSC Group | Lustre | 50 | 800 | 88.51 | 36.28 | 215.97 | - |
| 164 | SC23 | Japan Agency for Marine-Earth Science and Technology | Earth Simulator 4 | DDN | EXAScaler | 10 | 320 | 101.88 | 48.19 | 215.38 | |
| 165 | ISC21 | Japan Agency for Marine-Earth Science and Technology | Earth Simulator | DDN | Lustre | 10 | 320 | 101.88 | 48.19 | 215.38 | - |
| 166 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 170 | 2,040 | 191.10 | 175.24 | 208.39 | - |
| 167 | SC19 | DDN | AI400 | DDN | Lustre | 10 | 240 | 63.88 | 19.65 | 207.63 | - |
| 168 | SC21 | NLHPC | Guacolda | IBM | SpectrumScale | 24 | 480 | 83.18 | 33.87 | 204.27 | - |
| 169 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 170 | 2,040 | 91.48 | 42.65 | 196.20 | - |
| 170 | ISC20 | SPbPU | Polytechnic RSC Tornado | RSC Group | Lustre | 59 | 944 | 64.11 | 21.00 | 195.66 | - |
| 171 | ISC22 | IBM Tuscon | Arches | IBM | Spectrum Scale | 10 | 200 | 110.07 | 62.59 | 193.59 | - |
| 172 | ISC24 | ACC Cyfronet AGH | Helios | HPE | Lustre | 80 | 640 | 153.39 | 122.31 | 192.36 | |
| 173 | ISC20 | SPbPU | Polytechnic RSC Tornado | RSC Group | Lustre | 59 | 944 | 64.29 | 21.56 | 191.73 | - |
| 174 | SC22 | Mohamed bin Zayed University | CIAI | Q-Leap Networks GmbH / HPCME | Lustre | 16 | 256 | 62.40 | 22.22 | 175.23 | - |
| 175 | SC19 | Google Cloud | EXA5-GCP-PD-SSD | Google Cloud | Lustre | 200 | 1,600 | 67.78 | 26.93 | 170.61 | - |
| 176 | SC19 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 10 | 320 | 60.25 | 21.73 | 167.09 | - |
| 177 | SC19 | State Key Laboratory of High-end Server & Storage Technology (HSS) | TStor3000 | INSPUR | BeeGFS | 10 | 300 | 82.57 | 41.14 | 165.71 | - |
| 178 | SC19 | Google Cloud | EXA5-GCP-PD-STD | Google Cloud | Lustre | 200 | 1,600 | 52.96 | 17.31 | 162.06 | - |
| 179 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 320 | 57.99 | 20.80 | 161.71 | - |
| 180 | SC20 | Raytheon | WekaIO | Penguin Computing | wekafs | 42 | 1,596 | 50.58 | 16.39 | 156.10 | - |
| 181 | ISC20 | Korea Institute of Science and Technology Information (KISTI) | NURION | DDN | IME | 2,048 | 2,048 | 282.45 | 515.59 | 154.74 | - |
| 182 | SC21 | Raytheon | MCK-HPC | Penguin Computing | WekaFS | 10 | 360 | 62.55 | 25.96 | 150.70 | - |
| 183 | ISC20 | Oracle Cloud Infrastructure | SpectrumScale on Oracle Cloud | Oracle Cloud Infrastructure | Spectrum Scale | 48 | 768 | 70.91 | 34.91 | 144.06 | - |
| 184 | SC21 | IBM Tucson | Arches 2021B | IBM | SpectrumScale | 10 | 200 | 68.83 | 33.02 | 143.46 | - |
| 185 | SC21 | CQ | Narval | Dell | Lustre | 640 | 640 | 68.31 | 32.74 | 142.53 | - |
| 186 | SC19 | CNES | HAL | DDN | Spectrum Scale | 96 | 96 | 37.16 | 9.71 | 142.20 | - |
| 187 | SC19 | CNES | HAL | DDN | Spectrum Scale | 96 | 96 | 34.76 | 8.51 | 141.99 | - |
| 188 | ISC20 | Oracle Cloud Infrastructure | SpectrumScale on Oracle Cloud | Oracle Cloud Infrastructure | Spectrum Scale | 48 | 768 | 66.69 | 31.78 | 139.96 | - |
| 189 | ISC20 | DDN | DIME | DDN | IME | 10 | 110 | 116.95 | 100.37 | 136.27 | - |
| 190 | SC19 | CSIRO | bracewell | Dell/ThinkParQ | beegfs | 10 | 160 | 66.80 | 33.77 | 132.15 | - |
| 191 | SC19 | CSIRO | bracewell scratch2 | Dell/ThinkParQ | beegfs | 26 | 260 | 94.86 | 69.10 | 130.23 | - |
| 192 | ISC20 | Red Hat | EC2-10xi3en.metal | Red Hat | CephFS | 10 | 320 | 57.17 | 26.29 | 124.30 | - |
| 193 | ISC25 | Istituto Nazionale di Fisica Nucleare | Tier1-CNAF | Huawei | Spectrum Scale | 10 | 100 | 37.26 | 11.30 | 122.93 | |
| 194 | ISC25 | Universidad Carlos III de Madrid | C3-UC3M | ARCOS-UC3M | Expand | 10 | 640 | 47.50 | 18.87 | 119.55 | |
| 195 | SC23 | Center for Research Informatics at University of Chicago | Randi | IBM | Spectrum Scale | 10 | 160 | 60.88 | 31.05 | 119.36 | |
| 196 | SC24 | Howard Hughes Medical Institute Janelia Research Campus | Janelia Compute cluster | Vast Data | Vast | 32 | 2,048 | 47.19 | 18.78 | 118.59 | |
| 197 | ISC20 | Red Hat | EC2-10xi3en.metal | Red Hat | CephFS | 10 | 320 | 55.13 | 25.67 | 118.42 | - |
| 198 | SC21 | NLHPC | Guacolda | IBM | SpectrumScale | 10 | 360 | 45.26 | 17.91 | 114.36 | - |
| 199 | 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 | - |
| 200 | ISC25 | Hammerspace | Hammerspace Performance Lab | Hammerspace | pNFS v4.2 via Hammerspace Anvil Metadata Service | 10 | 640 | 63.77 | 37.25 | 109.16 | |