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

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Production 10 Node Production Research 10 Node Research Full Historical
Subset of the Historic list of submissions that satisfy the existing IO500 submission guidelines
# BoF Information IO500 Repro.
Institution System · FS Type Storage Vendor Client Nodes Total Client Proc. Score BW MD
(GiB/s) (kIOP/s)
201 SC20 Raytheon WekaIO wekafs Penguin Computing 42 1,596 50.58 16.39 156.10 -
202 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 50.08 32.71 76.67 -
203 SC19 Janelia Research Campus, HHMI SharedScratch wekaio WekaIO 18 1,368 48.75 26.22 90.62 -
204 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 -
205 ISC25 Universidad Carlos III de Madrid C3-UC3M Expand ARCOS-UC3M 10 640 47.50 18.87 119.55
206 SC24 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute cluster Vast Vast Data 32 2,048 47.19 18.78 118.59
207 SC21 NLHPC Guacolda SpectrumScale IBM 10 360 45.26 17.91 114.36 -
208 SC23 Telecommunications Technology Association KR580S1 Lustre Gluesys 10 320 44.82 23.29 86.26
209 SC19 National Supercomputing Centre, Singapore Aspire 1 IME DDN 10 160 43.04 101.75 18.21 -
210 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne BeeGFS Penguin Computing/Excelero 10 320 39.65 17.71 88.76 -
211 ISC25 Istituto Nazionale di Fisica Nucleare Tier1-CNAF Spectrum Scale Huawei 10 100 37.26 11.30 122.93
212 SC19 CNES HAL Spectrum Scale DDN 96 96 37.16 9.71 142.20 -
213 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 1,440 36.55 18.58 71.90 -
214 SC19 CNES HAL Spectrum Scale DDN 96 96 34.76 8.51 141.99 -
215 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 32.79 14.02 76.67 -
216 SC20 Raytheon WekaIO wekafs Penguin Computing 10 440 32.20 14.83 69.88 -
217 SC24 Gesellschaft fur wissenschaftliche Datenverarbeitung Emmy CephFS Clyso 18 270 32.17 11.92 86.81
218 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 31.39 12.34 79.83 -
219 SC24 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute cluster Vast Vast Data 10 640 31.08 11.61 83.22
220 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 30.83 13.35 71.22 -
221 SC20 Forschungszentrum Juelich (FZJ) JUWELS IME HPEDDN 10 400 29.81 178.11 4.99 -
222 SC24 Wroclaw Centre for Networking and Supercomputing Lem Lustre Huawei/xFusion 10 200 28.02 10.76 72.99
223 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 27.56 10.38 73.20 -
224 SC23 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute Cluster Vast Vast Data 32 2,048 26.83 11.45 62.84
225 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 400 24.70 16.32 37.37 -
226 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 24.19 11.85 49.39 -
227 SC23 Universidad Carlos III de Madrid MareNostrum 4 Expand ARCOS-UC3M 10 320 22.77 23.88 21.71
228 ISC25 GWDG Future Technology Platform Lustre Intel 21 420 22.08 6.49 75.14
229 SC21 HHMIJRC Janelia Compute Cluster Vast Vast Data 80 2,880 21.72 14.11 33.42 -
230 SC19 Clemson University Palmetto Burstbuffer BeeGFS AdvancedHPC 10 120 21.55 12.97 35.80 -
231 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 21.32 11.27 40.32 -
232 SC23 Mississippi State University High Performance Computing Collaboratory Orion Lustre DDN 10 400 20.83 5.01 86.67
233 ISC20 Simon Fraser University Cedar Lustre Dell/Seagate 288 288 18.72 7.66 45.75 -
234 SC19 Stanford Sherlock/Fir Lustre Dell, QCT, HGST 10 240 18.25 5.23 63.74 -
235 SC23 Mississippi State University High Performance Computing Collaboratory Orion Lustre DDN 10 400 17.57 6.43 48.03
236 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Quobyte Inc. 48 336 17.55 19.76 15.60 -
237 ISC21 Georgia Institute of Technology PACE-Phoenix Lustre DDN 10 240 17.07 4.52 64.48 -
238 ISC23 Arizona State University Sol BeeGFS Dell 10 160 16.48 4.40 61.76
239 SC20 University of Tsukuba Cygnus Gfarm OSS 10 20 16.12 8.10 32.09 -
240 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 220 15.61 7.34 33.22 -
241 ISC25 UCloud UCloud Compute cluster UPFS UCloud 10 320 15.57 12.33 19.65
242 ISC21 Howard Hughes Medical Institute Janelia Research Campus nrsv Vast 10 300 15.50 7.54 31.84 -
243 SC19 University of Birmingham BEAR-AI Spectrum Scale DDN 10 80 15.39 2.74 86.48 -
244 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 220 15.38 7.04 33.57 -
245 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 200 15.07 7.05 32.21 -
246 SC19 SUSE TigerShark SUSE Enterprise Storage - CephFS SUSE, Intel, Lenovo 15 120 14.91 5.74 38.72 -
247 ISC25 UCloud UCloud Compute cluster UPFS UCloud 10 320 14.57 10.58 20.07
248 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 200 14.55 6.95 30.46 -
249 SC19 Nanyang Technological University Hadley GPFS DDN 10 640 12.89 7.47 22.24 -
250 SC21 GWDG SCC BeeGFS 10 80 12.55 2.63 59.85 -
251 SC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 88 2,816 12.50 8.31 18.79 -
252 SC19 SUSE TigerShark SUSE Enterprise Storage - CephFS SUSE, Intel, Lenovo 10 80 12.43 4.64 33.34 -
253 SC21 ULHPC Aion SpectrumScale DDN 128 256 11.35 1.80 71.57 -
254 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Quobyte Inc. 10 240 11.34 12.34 10.43 -
255 ISC20 National Center for Supercomputing Applications HAL Spectrum Scale DDN 10 100 11.31 3.62 35.37 -
256 ISC20 National Center for Supercomputing Applications HAL Spectrum Scale DDN 10 100 11.13 3.63 34.15 -
257 SC20 EPCC Archer 2 (test system) Lustre Cray 10 80 10.68 2.63 43.43 -
258 SC20 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 260 10.64 7.44 15.22 -
259 ISC23 Panasas PanEast ActiveStor Flash Panfs Panasas 10 80 10.57 4.49 24.90
260 SC22 Omnibond OrangeFS-Google OrangeFS Omnibond-Google 10 150 9.92 4.27 23.08 -
261 ISC20 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 620 9.87 6.36 15.32 -
262 ISC22 Omnibond OrangeFS-Google OrangeFS Omnibond-Google 10 150 9.82 4.40 21.92 -
263 SC19 Stanford Sherlock/Oak Lustre Dell, QCT, HGST 10 240 9.31 1.89 45.87 -
264 ISC25 Istituto Nazionale di Fisica Nucleare Tier1-CNAF CephFS DELL 10 160 8.13 8.28 7.98
265 SC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 820 8.01 6.31 10.17 -
266 ISC20 German Climate Computing Center Mistral Lustre1 Cray 10 120 7.92 2.93 21.36 -
267 SC23 Eikon Therapeutics spt-compute1 Qumulo Core Qumulo 20 40 7.58 2.82 20.38 -
268 ISC20 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 620 7.27 5.96 8.86 -
269 SC19 Stanford Sherlock/Regal Lustre Dell 10 160 7.05 1.64 30.28 -
270 ISC20 German Climate Computing Center Mistral Lustre1 Cray 10 120 6.92 2.89 16.57 -
271 SC24 RTX Pratt Whitney Wilson PanFS VDURA 10 160 6.70 2.17 20.70
272 SC23 LCPQ Ampere BeeGFS Home made 10 30 6.65 1.22 36.16
273 SC19 IST Austria IST Austria HPC BeeGFS Homemade@IST 10 100 6.63 1.39 31.62 -
274 SC19 Janelia Research Campus, HHMI dm11 Scale-out NAS #N/A 10 760 6.42 2.61 15.82 -
275 ISC23 Panasas PanEast ActiveStor UltraXL Panfs Panasas 10 80 6.25 1.86 21.01
276 ISC20 Janelia Research Campus, HHMI VastTest Scale-out NAS Vast Data 10 620 6.20 3.51 10.95 -
277 ISC20 Janelia Research Campus, HHMI VastTest Scale-out NAS Vast Data 10 620 5.68 3.67 8.80 -
278 SC23 Eikon Therapeutics spt-compute1 Qumulo Core Qumulo 10 20 5.35 2.24 12.77 -
279 ISC21 DKRZ Mistral Lustre Seagate/Cray 10 80 5.22 1.16 23.50 -
280 ISC20 Janelia Research Campus, HHMI VastTest Scale-out NAS Vast Data 10 620 4.98 3.56 6.96 -
281 SC19 Janelia Research Campus, HHMI nrs Scale-out NAS Qumulo 10 760 4.19 2.88 6.11 -
282 SC19 Janelia Research Campus, HHMI nearline4 Scale-out NAS Qumulo 10 760 3.67 2.45 5.49 -
283 SC21 IBMDL Sandbox SpectrumScale IBM 10 0 3.17 0.61 16.57 -
284 ISC20 LNCC SDumont Lustre Cay/HPE 10 240 3.06 2.32 4.02 -

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 — WekaIO (Raytheon) #202 — Tianhe-2E (National Supercomputing Center in Changsha) #203 — SharedScratch (Janelia Research Campus, HHMI) #204 — Oracle Cloud Infrastructure with Block Volume Service running Spectrum Scale (Oracle Cloud Infrastructure) #205 — C3-UC3M (Universidad Carlos III de Madrid) #206 — Janelia Compute cluster (Howard Hughes Medical Institute Janelia Research Campus) #207 — Guacolda (NLHPC) #208 — KR580S1 (Telecommunications Technology Association) #209 — Aspire 1 (National Supercomputing Centre, Singapore) #210 — Penguin-ASG-NVBeeOne (Penguin Computing Benchmarking and Innovation Lab)
  • #201 WekaIO Raytheon
  • #202 Tianhe-2E National Supercomputing Center in Changsha
  • #203 SharedScratch Janelia Research Campus, HHMI
  • #204 Oracle Cloud Infrastructure with Block Volume Service running Spectrum Scale Oracle Cloud Infrastructure
  • #205 C3-UC3M Universidad Carlos III de Madrid
  • #206 Janelia Compute cluster Howard Hughes Medical Institute Janelia Research Campus
  • #207 Guacolda NLHPC
  • #208 KR580S1 Telecommunications Technology Association
  • #209 Aspire 1 National Supercomputing Centre, Singapore
  • #210 Penguin-ASG-NVBeeOne Penguin Computing Benchmarking and Innovation Lab