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 ISC23 List

Ranking of all valid submissions ever received, including duplicate entries for the same storage system.
# Information IO500
BoF Institution System Storage Vendor File System Type Client Nodes Total Client Proc. Score BW MD Repro.
(GiB/s) (kIOP/s)
201 ISC23 University of Tsukuba Pegasus OSS CHFS 10 480 484.41 98.24 2,388.60
202 ISC23 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory and Tsinghua University SuperFS 300 36,000 210,254.98 4,847.48 9,119,612.35
203 ISC21 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng MadFS 512 36,864 36,850.40 3,421.62 396,872.82 -
204 ISC23 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory and Tsinghua University SuperFS 10 1,200 11,516.36 263.97 502,435.85
205 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 255 18,360 7,043.99 1,475.75 33,622.19 -
206 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 256 18,432 6,831.55 1,524.11 30,621.10 -
207 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 10 1,440 1,129.75 168.43 7,578.06 -
208 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne Penguin Computing/Excelero BeeGFS 10 320 39.65 17.71 88.76 -
209 ISC20 SPbPU Polytechnic RSC Tornado RSC Group Lustre 59 944 64.29 21.56 191.73 -
210 ISC20 SPbPU Polytechnic RSC Tornado RSC Group Lustre 59 944 64.11 21.00 195.66 -
211 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 16 544 537.31 108.19 2,668.57 -
212 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 16 544 483.52 102.54 2,280.05 -
213 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 440.64 95.80 2,026.80 -
214 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 398.25 89.36 1,774.79 -
215 SC21 QCT DevCloud QCT DevCloud QCT DAOS 10 560 427.27 102.85 1,774.97 -
216 ISC19 National Computational Infrastructure Australia Raijin NetApp Lustre 15 180 40.92 12.89 129.89 -
217 ISC19 National Computational Infrastructure Australia Raijin NetApp Lustre 10 150 37.62 12.82 110.37 -
218 ISC23 Riken R-CCS Riken-FX700 Intel DAOS 10 480 126.10 21.39 743.47
219 SC21 GWDG SCC BeeGFS 10 80 12.55 2.63 59.85 -
220 ISC20 LNCC SDumont Cay/HPE Lustre 10 240 3.06 2.32 4.02 -
221 SC21 IBMDL Sandbox IBM SpectrumScale 10 0 3.17 0.61 16.57 -
222 ISC18 Fraunhofer Seislab ThinkparQ BeeGFS 24 24 16.96 5.13 56.14 -
223 ISC18 SNL Serrano IBM Spectrum Scale 16 160 4.25 0.65 27.98 -
224 SC18 KAUST Shaheen II Cray DataWarp 10 80 13.99 14.45 13.53 -
225 ISC18 KAUST ShaheenII Cray DataWarp 1,024 8,192 77.37 496.81 12.05 -
226 ISC18 KAUST ShaheenII Cray DataWarp 300 2,400 70.90 151.53 33.17 -
227 ISC18 KAUST ShaheenII Cray Lustre 1,000 16,000 41.00 54.17 31.03 -
228 ISC22 National Supercomputing Center in Jinan Shanhe PDSL flashfs 10 2,560 3,534.42 207.79 60,119.50 -
229 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 48 1,248 134.09 48.03 374.40 -
230 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 40 1,040 123.47 43.63 349.44 -
231 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 320 57.99 20.80 161.71 -
232 SC19 Janelia Research Campus, HHMI SharedScratch WekaIO wekaio 18 1,368 48.75 26.22 90.62 -
233 SC19 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 1,440 36.55 18.58 71.90 -
234 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 31.39 12.34 79.83 -
235 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 30.83 13.35 71.22 -
236 SC19 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 400 24.70 16.32 37.37 -
237 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 24.19 11.85 49.39 -
238 ISC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 10 600 21.32 11.27 40.32 -
239 SC19 Stanford Sherlock/Fir Dell, QCT, HGST Lustre 10 240 18.25 5.23 63.74 -
240 SC19 Stanford Sherlock/Oak Dell, QCT, HGST Lustre 10 240 9.31 1.89 45.87 -
241 SC19 Stanford Sherlock/Regal Dell Lustre 10 160 7.05 1.64 30.28 -
242 ISC23 Arizona State University Sol Dell BeeGFS 10 160 16.48 4.40 61.76
243 ISC18 IBM Sonasad IBM Spectrum Scale 10 10 24.24 4.57 128.61 -
244 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 70.91 34.91 144.06 -
245 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 66.69 31.78 139.96 -
246 SC22 SuPro Storteck StarStor SuPro Storteck StarStor 10 2,560 6,751.75 515.15 88,491.65 -
247 SC18 Oak Ridge National Laboratory Summit IBM Spectrum Scale 504 1,008 330.56 88.20 1,238.93 -
248 SC18 Oak Ridge National Laboratory Summit IBM Spectrum Scale 10 160 44.30 9.84 199.48 -
249 ISC22 LRZ SuperMUC-NG Phase2 Lenovo DAOS 20 1,280 1,371.30 321.75 5,844.40 -
250 ISC22 LRZ SuperMUC-NG Phase2 Lenovo DAOS 10 640 1,034.55 209.48 5,109.23 -
251 ISC22 LRZ SuperMUC-NG Phase2 Lenovo DAOS 20 1,280 800.77 241.02 2,660.54 -
252 ISC22 LRZ SuperMUC-NG Phase2 Lenovo DAOS 10 640 665.68 175.55 2,524.27 -
253 ISC23 LRZ SuperMUC-NG-Phase2 Lenovo DAOS 24 2,688 2,111.06 433.05 10,291.12
254 ISC23 LRZ SuperMUC-NG-Phase2-10 Lenovo DAOS 10 1,120 1,533.28 266.73 8,813.96
255 ISC23 LRZ SuperMUC-NG-Phase2-EC Lenovo DAOS 24 2,688 1,386.41 336.35 5,714.63
256 ISC23 LRZ SuperMUC-NG-Phase2-EC-10 Lenovo DAOS 10 1,120 1,008.81 218.38 4,660.23
257 SC22 Tsinghua Storage Research Group SuperStore Tsinghua Storage Research Group SuperFS 10 1,200 5,517.73 179.60 169,515.95 -
258 SC22 Telecommunications Technology Association Supermicro A+ Big Twin GLUESYS Lustre 4 96 27.43 8.59 87.53 -
259 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 INSPUR BeeGFS 10 300 82.57 41.14 165.71 -
260 ISC19 Inspur TStor3000 Inspur BeeGFS 10 400 14.67 4.48 48.06 -
261 SC19 CEA Tera-1000 DDN Lustre 128 4,096 210.26 81.01 545.74 -
262 SC20 University of Reading ThunderX2 Local file system 1 16 6.23 0.37 104.54 -
263 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 480 5,280 453.68 209.43 982.78 -
264 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 52.58 35.06 78.86 -
265 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 50.08 32.71 76.67 -
266 SC19 SUSE TigerShark SUSE, Intel, Lenovo SUSE Enterprise Storage - CephFS 15 120 14.91 5.74 38.72 -
267 SC19 SUSE TigerShark SUSE, Intel, Lenovo SUSE Enterprise Storage - CephFS 10 80 12.43 4.64 33.34 -
268 ISC19 SUSE TigerShark SUSE, Intel, Lenovo CephFS 14 98 8.38 3.58 19.60 -
269 ISC19 SUSE TigerShark SUSE, Intel, Lenovo SUSE Enterprise Storage 10 70 7.32 2.48 21.60 -
270 ISC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 96 3,072 17.18 8.15 36.22 -
271 SC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 88 2,816 12.50 8.31 18.79 -
272 ISC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 480 11.96 5.64 25.37 -
273 SC20 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 260 10.64 7.44 15.22 -
274 ISC20 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 620 9.87 6.36 15.32 -
275 SC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 480 8.45 6.16 11.60 -
276 SC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 820 8.01 6.31 10.17 -
277 SC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 480 7.77 5.39 11.18 -
278 ISC20 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 10 620 7.27 5.96 8.86 -
279 ISC20 Janelia Research Campus, HHMI VastTest Vast Data Scale-out NAS 10 620 6.20 3.51 10.95 -
280 ISC20 Janelia Research Campus, HHMI VastTest Vast Data Scale-out NAS 10 620 5.68 3.67 8.80 -
281 ISC20 Janelia Research Campus, HHMI VastTest Vast Data Scale-out NAS 10 620 4.98 3.56 6.96 -
282 ISC21 National Supercomputer Center in GuangZhou Venus2 National Supercomputer Center in GuangZhou kapok 18 720 577.93 104.52 3,195.53 -
283 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 148.08 30.62 716.11 -
284 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 146.42 28.99 739.49 -
285 ISC19 Janelia Research Campus, HHMI Weka WekaIO 10 3,200 66.43 27.74 159.12 -
286 SC19 WekaIO WekaIO WekaIO WekaIO Matrix 10 2,610 156.51 56.22 435.76 -
287 SC18 WekaIO WekaIO WekaIO 17 935 78.37 37.39 164.26 -
288 SC20 Raytheon WekaIO Penguin Computing wekafs 42 1,596 50.58 16.39 156.10 -
289 SC20 Raytheon WekaIO Penguin Computing wekafs 10 440 32.20 14.83 69.88 -
290 SC19 WekaIO WekaIO on AWS WekaIO WekaIO Matrix 345 8,625 938.95 174.74 5,045.33 -
291 ISC20 Intel Wolf Intel DAOS 52 1,664 1,792.98 371.67 8,649.57 -
292 ISC20 Intel Wolf Intel DAOS 52 1,664 1,614.02 368.44 7,070.51 -
293 SC19 Intel Wolf Intel DAOS 26 728 933.64 183.36 4,753.79 -
294 ISC20 Intel Wolf Intel DAOS 10 420 758.71 164.77 3,493.56 -
295 ISC20 Intel Wolf Intel DAOS 10 420 736.33 163.19 3,322.40 -
296 SC19 Intel Wolf Intel DAOS 10 310 516.41 123.89 2,152.46 -
297 ISC22 Wu Dong Laboratory Wu Dong Compute Cluster Wu Dong Laboratory OPENFS 10 640 218.81 43.86 1,091.49 -
298 ISC23 XF_Lab XF_computer XF_Stor XF_Stor 2 128 0.58 0.33 1.03
299 ISC19 Yanrong YRCloudFile Yanrong YRCloudFile 10 160 19.14 4.22 86.86 -
300 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 99.64 39.90 248.81 -