Look for our next call for submissions for the SC'26 lists in late September.

Full SC25 List

Subset of the full list of submissions that satisfy the existing IO500 submission guidelines. This list contains entries that do not qualify for any of the production and research lists.
# Information IO500
BoF Institution System Storage Vendor File System Type Client Nodes Total Client Proc. Score BW MD Repro.
(GiB/s) (kIOP/s)
201 ISC22 DDN AI400X2-I DDN EXAScaler 10 320 107.04 31.10 368.48 -
202 ISC21 Japan Agency for Marine-Earth Science and Technology Earth Simulator DDN Lustre 10 320 101.88 48.19 215.38 -
203 SC23 Japan Agency for Marine-Earth Science and Technology Earth Simulator 4 DDN EXAScaler 10 320 101.88 48.19 215.38
204 SC19 University of Cambridge Data Accelerator Dell EMC Lustre 10 320 60.25 21.73 167.09 -
205 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 320 57.99 20.80 161.71 -
206 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 57.17 26.29 124.30 -
207 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 55.13 25.67 118.42 -
208 SC23 Telecommunications Technology Association KR580S1 Gluesys Lustre 10 320 44.82 23.29 86.26
209 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne Penguin Computing/Excelero BeeGFS 10 320 39.65 17.71 88.76 -
210 SC23 Universidad Carlos III de Madrid MareNostrum 4 ARCOS-UC3M Expand 10 320 22.77 23.88 21.71
211 ISC25 UCloud UCloud Compute cluster UCloud UPFS 10 320 15.57 12.33 19.65
212 ISC25 UCloud UCloud Compute cluster UCloud UPFS 10 320 14.57 10.58 20.07
213 SC25 Research Computing at Rochester Institute of Technology sporc Internal CephFS 10 320 10.08 7.85 12.94
214 SC25 Telecommunications Technology Association FrightPro SR800 S4 Gluesys Lustre 6 312 23.88 6.00 95.10
215 SC19 Intel Wolf Intel DAOS 10 310 516.41 123.89 2,152.46 -
216 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 INSPUR BeeGFS 10 300 82.57 41.14 165.71 -
217 SC24 Poznan Supercomputing and Networking Center Proxima xFiusion Lustre 10 300 77.76 17.94 337.05
218 ISC21 Howard Hughes Medical Institute Janelia Research Campus Janelia Weka.io Weka.io 10 300 62.68 18.17 216.22 -
219 ISC21 Howard Hughes Medical Institute Janelia Research Campus Vast nrsv 10 300 15.50 7.54 31.84 -
220 ISC20 Simon Fraser University Cedar Dell/Seagate Lustre 288 288 18.72 7.66 45.75 -
221 SC24 MEGWARE Lustre + xiRAID Classic MEGWARE Lustre 10 280 262.33 86.15 798.80
222 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 152.30 24.83 934.12 -
223 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 149.92 24.91 902.12 -
224 SC20 TACC Frontera DDN IME 10 280 109.91 176.23 68.55 -
225 SC24 Gesellschaft fur wissenschaftliche Datenverarbeitung Emmy Clyso CephFS 18 270 32.17 11.92 86.81
226 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 148.08 30.62 716.11 -
227 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 146.42 28.99 739.49 -
228 SC19 CSIRO bracewell scratch2 Dell/ThinkParQ beegfs 26 260 94.86 69.10 130.23 -
229 SC20 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 260 10.64 7.44 15.22 -
230 SC22 Mohamed bin Zayed University CIAI Q-Leap Networks GmbH / HPCME Lustre 16 256 62.40 22.22 175.23 -
231 SC21 ULHPC Aion DDN SpectrumScale 128 256 11.35 1.80 71.57 -
232 SC22 China Telecom Research Institute CTPAI CTCLOUD DAOS 10 250 212.29 31.40 1,435.19 -
233 ISC24 Johannes Gutenberg University Mainz MOGON-NHR N/A GekkoFS 10 240 281.96 48.21 1,649.25
234 SC20 Johannes Gutenberg University Mainz MOGON II JGU (ADA-FS)& BSC (NEXTGenIO) GekkoFS 10 240 167.64 22.97 1,223.59 -
235 ISC21 University of Tsukuba Cygnus OSS CHFS 10 240 148.69 30.39 727.61 -
236 SC19 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 240 125.08 21.47 728.68 -
237 ISC24 Poznan Supercomputing and Networking Center Altair xFiusion Lustre 15 240 73.50 15.24 354.60
238 SC19 DDN AI400 DDN Lustre 10 240 63.88 19.65 207.63 -
239 SC19 Stanford Sherlock/Fir Dell, QCT, HGST Lustre 10 240 18.25 5.23 63.74 -
240 ISC21 Georgia Institute of Technology PACE-Phoenix DDN Lustre 10 240 17.07 4.52 64.48 -
241 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Inc. Quobyte 10 240 11.34 12.34 10.43 -
242 SC19 Stanford Sherlock/Oak Dell, QCT, HGST Lustre 10 240 9.31 1.89 45.87 -
243 ISC20 LNCC SDumont Cay/HPE Lustre 10 240 3.06 2.32 4.02 -
244 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 220 15.61 7.34 33.22 -
245 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 220 15.38 7.04 33.57 -
246 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
247 SC25 IBM Tucson Saguaro Storage Scale System 6000 IBM IBM Storage Scale 6.0.0.0 with ESS 7.0.0.0 (early pre-GA build) 10 200 190.41 154.55 234.59
248 ISC22 China Telecom Research Institute CTPAI CTCLOUD DAOS 10 200 187.84 25.29 1,395.01 -
249 SC23 IBM Ehningen System DACH Storage Scale System 3500 IBM IBM Storage Scale 10 200 166.25 87.14 317.17
250 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
251 SC23 IBM Tucson Arches Storage Scale System 3500 IBM IBM Storage Scale 10 200 136.35 74.18 250.64
252 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
253 ISC22 IBM Tuscon Arches IBM Spectrum Scale 10 200 110.07 62.59 193.59 -
254 SC19 iFLYTEK iFLYTEK Yanrong YRCloudFile 10 200 78.54 13.55 455.18 -
255 SC21 IBM Tucson Arches 2021B IBM SpectrumScale 10 200 68.83 33.02 143.46 -
256 SC19 iFLYTEK iFLYTEK Yanrong YRCloudFile 10 200 63.98 11.41 358.87 -
257 ISC24 Poznan Supercomputing and Networking Center Altair Huawei/xFiusion Lustre 10 200 54.03 11.39 256.36
258 SC24 Wroclaw Centre for Networking and Supercomputing Lem Huawei/xFusion Lustre 10 200 28.02 10.76 72.99
259 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 200 15.07 7.05 32.21 -
260 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 200 14.55 6.95 30.46 -
261 SC25 TU Dresden ZIH Alpha Centauri Quobyte Quobyte Data Center File System 10 170 42.84 33.81 54.27
262 SC22 DDN AI400X2-II DDN EXAScaler 10 160 217.91 51.84 915.93 -
263 SC22 DDN AI400X2-I DDN EXAScaler 10 160 133.81 32.90 544.24 -
264 ISC21 Joint Institute of Nuclear Research Govorun RSC DAOS 10 160 132.07 20.19 863.69 -
265 ISC20 Johannes Gutenberg University Mainz MOGON II JGU (ADA-FS)& BSC (NEXTGenIO) GekkoFS 10 160 96.46 11.61 801.60 -
266 ISC20 Johannes Gutenberg University Mainz MOGON II JGU (ADA-FS)& BSC (NEXTGenIO) GekkoFS 10 160 92.91 10.96 787.71 -
267 ISC20 DDN AI400X DDN Lustre 10 160 69.92 21.01 232.70 -
268 SC19 CSIRO bracewell Dell/ThinkParQ beegfs 10 160 66.80 33.77 132.15 -
269 ISC20 DDN AI400X DDN Lustre 10 160 63.83 17.79 229.01 -
270 SC23 Center for Research Informatics at University of Chicago Randi IBM Spectrum Scale 10 160 60.88 31.05 119.36
271 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 52.58 35.06 78.86 -
272 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 50.08 32.71 76.67 -
273 SC19 National Supercomputing Centre, Singapore Aspire 1 DDN IME 10 160 43.04 101.75 18.21 -
274 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 10 160 32.79 14.02 76.67 -
275 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 10 160 27.56 10.38 73.20 -
276 ISC23 Arizona State University Sol Dell BeeGFS 10 160 16.48 4.40 61.76
277 ISC25 Istituto Nazionale di Fisica Nucleare Tier1-CNAF DELL CephFS 10 160 8.13 8.28 7.98
278 SC19 Stanford Sherlock/Regal Dell Lustre 10 160 7.05 1.64 30.28 -
279 SC24 RTX Pratt Whitney Wilson VDURA PanFS 10 160 6.70 2.17 20.70
280 SC22 Omnibond OrangeFS-Google Omnibond-Google OrangeFS 10 150 9.92 4.27 23.08 -
281 ISC22 Omnibond OrangeFS-Google Omnibond-Google OrangeFS 10 150 9.82 4.40 21.92 -
282 SC19 Clemson University Palmetto Burstbuffer AdvancedHPC BeeGFS 10 120 21.55 12.97 35.80 -
283 SC19 SUSE TigerShark SUSE, Intel, Lenovo SUSE Enterprise Storage - CephFS 15 120 14.91 5.74 38.72 -
284 ISC20 German Climate Computing Center Mistral Cray Lustre1 10 120 7.92 2.93 21.36 -
285 ISC20 German Climate Computing Center Mistral Cray Lustre1 10 120 6.92 2.89 16.57 -
286 SC20 DDN DIME DDN IME 10 110 161.53 101.60 256.78 -
287 ISC20 DDN DIME DDN IME 10 110 116.95 100.37 136.27 -
288 ISC25 Istituto Nazionale di Fisica Nucleare Tier1-CNAF Huawei Spectrum Scale 10 100 37.26 11.30 122.93
289 ISC20 National Center for Supercomputing Applications HAL DDN Spectrum Scale 10 100 11.31 3.62 35.37 -
290 ISC20 National Center for Supercomputing Applications HAL DDN Spectrum Scale 10 100 11.13 3.63 34.15 -
291 SC19 IST Austria IST Austria HPC Homemade@IST BeeGFS 10 100 6.63 1.39 31.62 -
292 SC19 CNES HAL DDN Spectrum Scale 96 96 37.16 9.71 142.20 -
293 SC19 CNES HAL DDN Spectrum Scale 96 96 34.76 8.51 141.99 -
294 SC19 University of Birmingham BEAR-AI DDN Spectrum Scale 10 80 15.39 2.74 86.48 -
295 SC21 GWDG SCC BeeGFS 10 80 12.55 2.63 59.85 -
296 SC19 SUSE TigerShark SUSE, Intel, Lenovo SUSE Enterprise Storage - CephFS 10 80 12.43 4.64 33.34 -
297 SC20 EPCC Archer 2 (test system) Cray Lustre 10 80 10.68 2.63 43.43 -
298 ISC23 Panasas PanEast ActiveStor Flash Panasas Panfs 10 80 10.57 4.49 24.90
299 ISC23 Panasas PanEast ActiveStor UltraXL Panasas Panfs 10 80 6.25 1.86 21.01
300 ISC21 DKRZ Mistral Seagate/Cray Lustre 10 80 5.22 1.16 23.50 -