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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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)
101 ISC21 Olympus Storage Technology Innovation Lab OceanStor OceanFS Huawei 10 960 220.10 69.49 697.15 -
102 ISC22 Wu Dong Laboratory Wu Dong Compute Cluster OPENFS Wu Dong Laboratory 10 640 218.81 43.86 1,091.49 -
103 SC22 DDN AI400X2-II EXAScaler DDN 10 160 217.91 51.84 915.93 -
104 ISC25 SAKURA Internet Inc and Prunus Solutions Inc SAKURAONE EXAScaler DDN 96 12,288 214.09 139.80 327.84
105 SC22 China Telecom Research Institute CTPAI DAOS CTCLOUD 10 250 212.29 31.40 1,435.19 -
106 ISC23 Intel Florence DAOS Intel 10 1,120 211.34 31.00 1,440.73
107 SC19 CEA Tera-1000 Lustre DDN 128 4,096 210.26 81.01 545.74 -
108 ISC21 LuxProvide MeluXina Lustre DDN 512 12,288 194.12 112.06 336.25 -
109 SC24 IBM Ehningen System DACH Storage Scale System 6000 IBM Storage Scale 5.2.2-0 (early pre-GA build) with ESS 6.2.1-0 IBM 10 200 192.39 127.51 290.30
110 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 170 2,040 191.10 175.24 208.39 -
111 ISC25 Joint Center for Advanced High Performance Computing Miyabi-G Lustre DDN 10 640 188.27 77.38 458.06
112 ISC22 China Telecom Research Institute CTPAI DAOS CTCLOUD 10 200 187.84 25.29 1,395.01 -
113 SC20 EPCC NextGENIO GekkoFS BSC & JGU 10 360 184.99 27.21 1,257.57 -
114 ISC22 DDN AI400X2-II EXAScaler DDN 10 0 183.34 48.27 696.43 -
115 ISC25 SAKURA Internet Inc and Prunus Solutions Inc SAKURAONE EXAScaler DDN 10 1,280 181.91 133.03 248.74
116 ISC24 NHN Cloud Corporation NHN CLOUD GWANGJU AI EXAScaler DDN 10 640 176.57 62.58 498.22
117 ISC20 JCAHPC Oakforest-PACS IME DDN 512 4,096 175.85 348.95 88.62 -
118 ISC20 JCAHPC Oakforest-PACS IME DDN 2,048 16,384 168.09 581.43 48.60 -
119 SC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 240 167.64 22.97 1,223.59 -
120 SC23 IBM Ehningen System DACH Storage Scale System 3500 IBM Storage Scale IBM 10 200 166.25 87.14 317.17
121 SC20 DDN DIME IME DDN 10 110 161.53 101.60 256.78 -
122 SC24 Universidad Carlos III de Madrid Leonardo Expand ARCOS-UC3M 10 640 158.23 57.26 437.25
123 SC24 IBM Tucson Saguaro Storage Scale System 6000 IBM Storage Scale 5.2.2-0 (early pre-GA build) with ESS 6.2.1-0 IBM 10 200 157.65 106.89 232.53
124 SC19 WekaIO WekaIO WekaIO Matrix WekaIO 10 2,610 156.51 56.22 435.76 -
125 ISC24 ACC Cyfronet AGH Helios Lustre HPE 80 640 153.39 122.31 192.36
126 ISC20 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 280 152.30 24.83 934.12 -
127 ISC20 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 280 149.92 24.91 902.12 -
128 SC24 University of Florida HiPerGator AI EXAScaler DDN 10 640 149.77 56.40 397.72
129 ISC21 University of Tsukuba Cygnus CHFS OSS 10 240 148.69 30.39 727.61 -
130 ISC20 National Supercomputer Center in Guangzhou Venus2 kapok National Supercomputer Center in Guangzhou 10 260 148.08 30.62 716.11 -
131 ISC20 National Supercomputer Center in Guangzhou Venus2 kapok National Supercomputer Center in Guangzhou 10 260 146.42 28.99 739.49 -
132 ISC20 JCAHPC Oakforest-PACS IME DDN 512 4,096 146.33 341.29 62.74 -
133 ISC23 DDN AI400X2-I EXAScaler DDN 10 320 142.03 33.43 603.39
134 ISC20 DDN AI400X Lustre DDN 40 1,280 137.03 46.84 400.84 -
135 SC23 DDN AI400X2-I EXAScaler DDN 10 640 136.38 38.45 483.74
136 SC23 IBM Tucson Arches Storage Scale System 3500 IBM Storage Scale IBM 10 200 136.35 74.18 250.64
137 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 48 1,248 134.09 48.03 374.40 -
138 SC22 DDN AI400X2-I EXAScaler DDN 10 160 133.81 32.90 544.24 -
139 ISC21 Joint Institute of Nuclear Research Govorun DAOS RSC 10 160 132.07 20.19 863.69 -
140 ISC23 IBM Tuscon Arches 2 Storage Scale 3500 BBs IBM Storage Scale 5.1.7.1 with ESS 6.1.6.0 IBM 10 200 128.00 73.80 222.03
141 ISC20 DDN AI400X Lustre DDN 40 1,280 127.29 40.72 397.91 -
142 ISC25 DDN AI400X2-I EXAScaler DDN 10 1,280 126.73 38.70 414.98
143 ISC23 Riken R-CCS Riken-FX700 DAOS Intel 10 480 126.10 21.39 743.47
144 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 Lustre RSC Group 54 864 125.50 45.31 347.61 -
145 SC19 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 240 125.08 21.47 728.68 -
146 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 40 1,040 123.47 43.63 349.44 -
147 ISC23 Imperial College London Imperial - hx cluster Spectrum scale Lenovo 32 512 119.56 44.63 320.31
148 SC24 Centre for Development of Advanced Computing RUDRA DAOS Intel 10 480 119.23 22.23 639.59
149 ISC20 DDN DIME IME DDN 10 110 116.95 100.37 136.27 -
150 ISC25 DDN AI400X2-I-k8s EXAScaler DDN 10 1,280 115.51 39.26 339.89
151 ISC24 Centre de Recherche en Aeronautique Lucia Storage Scale IBM 256 1,024 115.06 54.74 241.83
152 ISC22 IBM Tuscon Arches Spectrum Scale IBM 10 200 110.07 62.59 193.59 -
153 SC20 TACC Frontera IME DDN 10 280 109.91 176.23 68.55 -
154 ISC24 DDN AI400X2T EXAScaler DDN 10 640 109.84 34.24 352.35
155 ISC22 DDN AI400X2-I EXAScaler DDN 10 320 107.04 31.10 368.48 -
156 ISC24 University of Virginia Afton WEKA Dell 10 850 105.94 33.28 337.29
157 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 270 3,240 104.30 47.44 229.33 -
158 ISC21 Japan Agency for Marine-Earth Science and Technology Earth Simulator Lustre DDN 10 320 101.88 48.19 215.38 -
159 SC23 Japan Agency for Marine-Earth Science and Technology Earth Simulator 4 EXAScaler DDN 10 320 101.88 48.19 215.38
160 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 99.64 39.90 248.81 -
161 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 97.67 39.87 239.26 -
162 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 96.46 11.61 801.60 -
163 SC19 CSIRO bracewell scratch2 beegfs Dell/ThinkParQ 26 260 94.86 69.10 130.23 -
164 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 92.91 10.96 787.71 -
165 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 170 2,040 91.48 42.65 196.20 -
166 ISC20 JINR Govorun Lustre RSC Group 50 800 90.87 35.61 231.88 -
167 ISC20 JINR Govorun Lustre RSC Group 50 800 88.51 36.28 215.97 -
168 SC21 Raytheon MCK-HPC WekaFS Penguin Computing 44 1,584 86.24 27.64 269.10 -
169 SC21 NLHPC Guacolda SpectrumScale IBM 24 480 83.18 33.87 204.27 -
170 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 BeeGFS INSPUR 10 300 82.57 41.14 165.71 -
171 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 78.54 13.55 455.18 -
172 SC24 Poznan Supercomputing and Networking Center Proxima Lustre xFiusion 10 300 77.76 17.94 337.05
173 SC20 NASA hyperwall4 SSD Intel. SK-Hynx 128 1,024 75.75 122.24 46.94 -
174 ISC24 Poznan Supercomputing and Networking Center Altair Lustre xFiusion 15 240 73.50 15.24 354.60
175 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 70.91 34.91 144.06 -
176 ISC20 DDN AI400X Lustre DDN 10 160 69.92 21.01 232.70 -
177 SC21 IBM Tucson Arches 2021B SpectrumScale IBM 10 200 68.83 33.02 143.46 -
178 SC21 CQ Narval Lustre Dell 640 640 68.31 32.74 142.53 -
179 SC19 Google Cloud EXA5-GCP-PD-SSD Lustre Google Cloud 200 1,600 67.78 26.93 170.61 -
180 SC19 CSIRO bracewell beegfs Dell/ThinkParQ 10 160 66.80 33.77 132.15 -
181 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 66.69 31.78 139.96 -
182 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.29 21.56 191.73 -
183 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.11 21.00 195.66 -
184 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 63.98 11.41 358.87 -
185 SC19 DDN AI400 Lustre DDN 10 240 63.88 19.65 207.63 -
186 ISC20 DDN AI400X Lustre DDN 10 160 63.83 17.79 229.01 -
187 ISC25 Hammerspace Hammerspace Performance Lab pNFS v4.2 via Hammerspace Anvil Metadata Service Hammerspace 10 640 63.77 37.25 109.16
188 ISC21 Howard Hughes Medical Institute Janelia Research Campus Janelia Weka.io Weka.io 10 300 62.68 18.17 216.22 -
189 SC21 Raytheon MCK-HPC WekaFS Penguin Computing 10 360 62.55 25.96 150.70 -
190 SC22 Mohamed bin Zayed University CIAI Lustre Q-Leap Networks GmbH / HPCME 16 256 62.40 22.22 175.23 -
191 SC23 Center for Research Informatics at University of Chicago Randi Spectrum Scale IBM 10 160 60.88 31.05 119.36
192 SC19 University of Cambridge Data Accelerator Lustre Dell EMC 10 320 60.25 21.73 167.09 -
193 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 320 57.99 20.80 161.71 -
194 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 57.17 26.29 124.30 -
195 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 55.13 25.67 118.42 -
196 ISC24 Saudi ARAMCO CSSP EXAScaler DDN 93 744 55.11 38.14 79.63
197 ISC24 Poznan Supercomputing and Networking Center Altair Lustre Huawei/xFiusion 10 200 54.03 11.39 256.36
198 SC23 Poznan Supercomputing and Networking Center Altair Lustre Huawei/xFusion 14 392 53.70 8.84 326.39
199 SC19 Google Cloud EXA5-GCP-PD-STD Lustre Google Cloud 200 1,600 52.96 17.31 162.06 -
200 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 52.58 35.06 78.86 -

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% #101 — OceanStor (Olympus Storage Technology Innovation Lab) #102 — Wu Dong Compute Cluster (Wu Dong Laboratory) #103 — AI400X2-II (DDN) #104 — SAKURAONE (SAKURA Internet Inc and Prunus Solutions Inc) #105 — CTPAI (China Telecom Research Institute) #106 — Florence (Intel) #107 — Tera-1000 (CEA) #108 — MeluXina (LuxProvide) #109 — DACH Storage Scale System 6000 (IBM Ehningen System) #110 — BeeGFS on Oracle Cloud (Oracle Cloud Infrastructure)
  • #101 OceanStor Olympus Storage Technology Innovation Lab
  • #102 Wu Dong Compute Cluster Wu Dong Laboratory
  • #103 AI400X2-II DDN
  • #104 SAKURAONE SAKURA Internet Inc and Prunus Solutions Inc
  • #105 CTPAI China Telecom Research Institute
  • #106 Florence Intel
  • #107 Tera-1000 CEA
  • #108 MeluXina LuxProvide
  • #109 DACH Storage Scale System 6000 IBM Ehningen System
  • #110 BeeGFS on Oracle Cloud Oracle Cloud Infrastructure