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 ISC25 List

Ranking of all submissions ever received
# BoF Information IO500 Repro.
Institution System · FS Type Storage Vendor Client Nodes Total Client Proc. Score BW MD
(GiB/s) (kIOP/s)
201 ISC19 Janelia Research Campus, HHMI Weka WekaIO 10 3,200 66.43 27.74 159.12 -
202 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.29 21.56 191.73 -
203 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.11 21.00 195.66 -
204 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 63.98 11.41 358.87 -
205 SC19 DDN AI400 Lustre DDN 10 240 63.88 19.65 207.63 -
206 ISC20 DDN AI400X Lustre DDN 10 160 63.83 17.79 229.01 -
207 ISC25 Hammerspace Hammerspace Performance Lab pNFS v4.2 via Hammerspace Anvil Metadata Service Hammerspace 10 640 63.77 37.25 109.16
208 ISC19 CSIRO bracewell BeeGFS Dell/ThinkParQ 10 160 63.46 34.85 115.56 -
209 ISC21 Howard Hughes Medical Institute Janelia Research Campus Janelia Weka.io Weka.io 10 300 62.68 18.17 216.22 -
210 SC21 Raytheon MCK-HPC WekaFS Penguin Computing 10 360 62.55 25.96 150.70 -
211 SC22 Mohamed bin Zayed University CIAI Lustre Q-Leap Networks GmbH / HPCME 16 256 62.40 22.22 175.23 -
212 SC23 Center for Research Informatics at University of Chicago Randi Spectrum Scale IBM 10 160 60.88 31.05 119.36
213 SC19 University of Cambridge Data Accelerator Lustre Dell EMC 10 320 60.25 21.73 167.09 -
214 ISC19 DDN 400NV GRIDScaler DDN 10 30 59.49 13.55 261.21 -
215 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 59.42 28.44 124.13 -
216 SC18 WekaIO WekaIO Matrix WekaIO 10 700 58.25 27.05 125.43 -
217 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 320 57.99 20.80 161.71 -
218 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 57.17 26.29 124.30 -
219 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 56.28 27.67 114.50 -
220 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 55.13 25.67 118.42 -
221 ISC24 Saudi ARAMCO CSSP EXAScaler DDN 93 744 55.11 38.14 79.63
222 SC23 XF_Lab XF_computer XF_Stor XF_Stor 1 20 54.83 4.16 723.05
223 ISC24 Poznan Supercomputing and Networking Center Altair Lustre Huawei/xFiusion 10 200 54.03 11.39 256.36
224 SC23 Poznan Supercomputing and Networking Center Altair Lustre Huawei/xFusion 14 392 53.70 8.84 326.39
225 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 53.44 28.10 101.63 -
226 SC19 Google Cloud EXA5-GCP-PD-STD Lustre Google Cloud 200 1,600 52.96 17.31 162.06 -
227 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 52.58 35.06 78.86 -
228 SC20 Raytheon WekaIO wekafs Penguin Computing 42 1,596 50.58 16.39 156.10 -
229 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 50.08 32.71 76.67 -
230 SC19 Janelia Research Campus, HHMI SharedScratch wekaio WekaIO 18 1,368 48.75 26.22 90.62 -
231 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 -
232 ISC25 Universidad Carlos III de Madrid C3-UC3M Expand ARCOS-UC3M 10 640 47.50 18.87 119.55
233 SC18 Google Exascaler on GCP Lustre Google 120 960 47.23 23.06 96.74 -
234 SC24 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute cluster Vast Vast Data 32 2,048 47.19 18.78 118.59
235 SC21 NLHPC Guacolda SpectrumScale IBM 10 360 45.26 17.91 114.36 -
236 SC23 Telecommunications Technology Association KR580S1 Lustre Gluesys 10 320 44.82 23.29 86.26
237 SC18 Oak Ridge National Laboratory Summit Spectrum Scale IBM 10 160 44.30 9.84 199.48 -
238 SC18 JCAHPC Oakforest-PACS Lustre DDN 256 8,192 44.24 21.42 91.40 -
239 SC19 National Supercomputing Centre, Singapore Aspire 1 IME DDN 10 160 43.04 101.75 18.21 -
240 SC18 JCAHPC Oakforest-PACS Lustre DDN 256 8,192 42.18 20.04 88.78 -
241 ISC18 KAUST ShaheenII Lustre Cray 1,000 16,000 41.00 54.17 31.03 -
242 ISC19 National Computational Infrastructure Australia Raijin Lustre NetApp 15 180 40.92 12.89 129.89 -
243 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne BeeGFS Penguin Computing/Excelero 10 320 39.65 17.71 88.76 -
244 SC18 Google Exascaler-on-GCP Lustre Google Cloud 60 480 39.12 14.31 106.91 -
245 ISC19 National Computational Infrastructure Australia Raijin Lustre NetApp 10 150 37.62 12.82 110.37 -
246 ISC25 Istituto Nazionale di Fisica Nucleare Tier1-CNAF Spectrum Scale Huawei 10 100 37.26 11.30 122.93
247 SC19 CNES HAL Spectrum Scale DDN 96 96 37.16 9.71 142.20 -
248 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 1,440 36.55 18.58 71.90 -
249 SC18 Korea Institute of Science and Technology Information (KISTI) NURION IME DDN 2,048 4,096 35.97 14.06 92.03 -
250 ISC18 JSC JURON BeeGFS ThinkparQ 8 64 35.77 14.24 89.81 -
251 SC19 CNES HAL Spectrum Scale DDN 96 96 34.76 8.51 141.99 -
252 SC19 Genomics England GELous WekaIO 10 1,400 34.38 15.17 77.89 -
253 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 32.79 14.02 76.67 -
254 SC20 Raytheon WekaIO wekafs Penguin Computing 10 440 32.20 14.83 69.88 -
255 ISC22 GWDG NHR Goettingen FTP Weka 8 256 32.17 10.37 99.77 -
256 SC24 Gesellschaft fur wissenschaftliche Datenverarbeitung Emmy CephFS Clyso 18 270 32.17 11.92 86.81
257 ISC18 DKRZ Mistral Lustre Seagate 100 1,000 32.15 22.77 45.39 -
258 SC18 DDN Bancholab Lustre DDN 10 240 31.50 6.33 156.69 -
259 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 31.39 12.34 79.83 -
260 SC24 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute cluster Vast Vast Data 10 640 31.08 11.61 83.22
261 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 30.83 13.35 71.22 -
262 SC20 Forschungszentrum Juelich (FZJ) JUWELS IME HPEDDN 10 400 29.81 178.11 4.99 -
263 ISC18 DKRZ Mistral Lustre Seagate 100 1,200 29.33 20.35 42.29 -
264 SC24 Wroclaw Centre for Networking and Supercomputing Lem Lustre Huawei/xFusion 10 200 28.02 10.76 72.99
265 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 27.56 10.38 73.20 -
266 ISC25 Quobyte GmbH Small-scale testing cluster Quobyte File System 5.0 pre-release Quobyte 4 128 27.49 21.67 34.88
267 ISC20 Officinalis (1 Client) CephFS Red Hat, Intel, QCT 1 112 27.43 8.81 85.48 -
268 SC22 Telecommunications Technology Association Supermicro A+ Big Twin Lustre GLUESYS 4 96 27.43 8.59 87.53 -
269 SC23 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute Cluster Vast Vast Data 32 2,048 26.83 11.45 62.84
270 ISC19 CSIRO bracewell BeeGFS Dell/ThinkParQ 16 64 26.44 7.11 98.26 -
271 ISC19 Hewlett Packard Enterprise GTO HPE XFS Hewlett Packard Enterprise 10 200 26.21 19.57 35.11 -
272 SC19 Janelia Research Campus, HHMI sharedscratch Parallel Filesystem WekaIO 10 480 25.86 7.75 86.29 -
273 SC19 Janelia Research Campus, HHMI sharedscratch Parallel Filesystem WekaIO 10 480 25.46 7.65 84.69 -
274 ISC22 Telecommunications Technology Association anystor3.1 lustre GLUESYS 4 112 25.29 9.56 66.90 -
275 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 400 24.70 16.32 37.37 -
276 ISC18 IBM Sonasad Spectrum Scale IBM 10 10 24.24 4.57 128.61 -
277 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 24.19 11.85 49.39 -
278 SC23 Universidad Carlos III de Madrid MareNostrum 4 Expand ARCOS-UC3M 10 320 22.77 23.88 21.71
279 ISC25 GWDG Future Technology Platform Lustre Intel 21 420 22.08 6.49 75.14
280 SC18 Clemson University ofsdev BeeGFS Dell 32 32 22.02 8.55 56.68 -
281 SC21 HHMIJRC Janelia Compute Cluster Vast Vast Data 80 2,880 21.72 14.11 33.42 -
282 SC19 Clemson University Palmetto Burstbuffer BeeGFS AdvancedHPC 10 120 21.55 12.97 35.80 -
283 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 21.32 11.27 40.32 -
284 ISC20 Officinalis (1 Client) CephFS Red Hat, Intel, QCT 1 112 21.24 7.87 57.32 -
285 SC23 Mississippi State University High Performance Computing Collaboratory Orion Lustre DDN 10 400 20.83 5.01 86.67
286 ISC19 Inspur BeeGFS Inspur 10 400 20.17 8.61 47.26 -
287 ISC19 Yanrong YRCloudFile YRCloudFile Yanrong 10 160 19.14 4.22 86.86 -
288 ISC20 Simon Fraser University Cedar Lustre Dell/Seagate 288 288 18.72 7.66 45.75 -
289 SC21 CMKL University Apex Lustre DDN 4 240 18.60 10.27 33.66 -
290 ISC22 GWDG NHR Goettingen FTP BeeGFS 8 128 18.46 9.01 37.85 -
291 ISC19 DDN 400NV GRIDScaler DDN 1 8 18.28 3.50 95.58 -
292 SC19 Stanford Sherlock/Fir Lustre Dell, QCT, HGST 10 240 18.25 5.23 63.74 -
293 SC19 Janelia Research Campus, HHMI sharedscratch Parallel Filesystem WekaIO 10 480 18.07 7.75 42.12 -
294 SC23 Mississippi State University High Performance Computing Collaboratory Orion Lustre DDN 10 400 17.57 6.43 48.03
295 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Quobyte Inc. 48 336 17.55 19.76 15.60 -
296 ISC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 96 3,072 17.18 8.15 36.22 -
297 ISC21 Georgia Institute of Technology PACE-Phoenix Lustre DDN 10 240 17.07 4.52 64.48 -
298 ISC18 Fraunhofer Seislab BeeGFS ThinkparQ 24 24 16.96 5.13 56.14 -
299 ISC23 Arizona State University Sol BeeGFS Dell 10 160 16.48 4.40 61.76
300 SC18 Clemson University ofsdev BeeGFS Dell 16 16 16.22 7.33 35.88 -

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% #201 — Weka (Janelia Research Campus, HHMI) #202 — Polytechnic RSC Tornado (SPbPU) #203 — Polytechnic RSC Tornado (SPbPU) #204 — iFLYTEK (iFLYTEK) #205 — AI400 (DDN) #206 — AI400X (DDN) #207 — Hammerspace Performance Lab (Hammerspace ) #208 — bracewell (CSIRO) #209 — Janelia (Howard Hughes Medical Institute Janelia Research Campus) #210 — MCK-HPC (Raytheon)
  • #201 Weka Janelia Research Campus, HHMI
  • #202 Polytechnic RSC Tornado SPbPU
  • #203 Polytechnic RSC Tornado SPbPU
  • #204 iFLYTEK iFLYTEK
  • #205 AI400 DDN
  • #206 AI400X DDN
  • #207 Hammerspace Performance Lab Hammerspace
  • #208 bracewell CSIRO
  • #209 Janelia Howard Hughes Medical Institute Janelia Research Campus
  • #210 MCK-HPC Raytheon