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)
101 ISC23 DDN AI400X2-II EXAScaler DDN 10 1,280 240.85 51.46 1,127.22
102 SC20 EPCC NextGENIO GekkoFS BSC & JGU 10 3,800 239.37 45.79 1,251.32 -
103 SC19 University of Cambridge Data Accelerator Lustre Dell EMC 128 2,048 229.45 131.25 401.13 -
104 ISC21 Olympus Storage Technology Innovation Lab OceanStor OceanFS Huawei 10 960 220.10 69.49 697.15 -
105 ISC22 Wu Dong Laboratory Wu Dong Compute Cluster OPENFS Wu Dong Laboratory 10 640 218.81 43.86 1,091.49 -
106 SC22 DDN AI400X2-II EXAScaler DDN 10 160 217.91 51.84 915.93 -
107 ISC25 SAKURA Internet Inc and Prunus Solutions Inc SAKURAONE EXAScaler DDN 96 12,288 214.09 139.80 327.84
108 SC22 China Telecom Research Institute CTPAI DAOS CTCLOUD 10 250 212.29 31.40 1,435.19 -
109 ISC23 Intel Florence DAOS Intel 10 1,120 211.34 31.00 1,440.73
110 SC19 CEA Tera-1000 Lustre DDN 128 4,096 210.26 81.01 545.74 -
111 ISC21 LuxProvide MeluXina Lustre DDN 512 12,288 194.12 112.06 336.25 -
112 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
113 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 170 2,040 191.10 175.24 208.39 -
114 ISC25 Joint Center for Advanced High Performance Computing Miyabi-G Lustre DDN 10 640 188.27 77.38 458.06
115 ISC22 China Telecom Research Institute CTPAI DAOS CTCLOUD 10 200 187.84 25.29 1,395.01 -
116 SC20 EPCC NextGENIO GekkoFS BSC & JGU 10 360 184.99 27.21 1,257.57 -
117 ISC22 DDN AI400X2-II EXAScaler DDN 10 0 183.34 48.27 696.43 -
118 ISC25 SAKURA Internet Inc and Prunus Solutions Inc SAKURAONE EXAScaler DDN 10 1,280 181.91 133.03 248.74
119 ISC24 NHN Cloud Corporation NHN CLOUD GWANGJU AI EXAScaler DDN 10 640 176.57 62.58 498.22
120 ISC20 JCAHPC Oakforest-PACS IME DDN 512 4,096 175.85 348.95 88.62 -
121 ISC20 JCAHPC Oakforest-PACS IME DDN 2,048 16,384 168.09 581.43 48.60 -
122 SC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 240 167.64 22.97 1,223.59 -
123 SC23 IBM Ehningen System DACH Storage Scale System 3500 IBM Storage Scale IBM 10 200 166.25 87.14 317.17
124 SC20 DDN DIME IME DDN 10 110 161.53 101.60 256.78 -
125 SC18 University of Cambridge Data Accelerator Lustre Dell EMC 528 4,224 158.71 71.40 352.75 -
126 SC24 Universidad Carlos III de Madrid Leonardo Expand ARCOS-UC3M 10 640 158.23 57.26 437.25
127 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
128 SC18 Korea Institute of Science and Technology Information (KISTI) NURION IME DDN 2,048 4,096 156.91 554.23 44.43 -
129 SC19 WekaIO WekaIO WekaIO Matrix WekaIO 10 2,610 156.51 56.22 435.76 -
130 ISC24 ACC Cyfronet AGH Helios Lustre HPE 80 640 153.39 122.31 192.36
131 ISC20 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 280 152.30 24.83 934.12 -
132 ISC20 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 280 149.92 24.91 902.12 -
133 SC24 University of Florida HiPerGator AI EXAScaler DDN 10 640 149.77 56.40 397.72
134 ISC21 University of Tsukuba Cygnus CHFS OSS 10 240 148.69 30.39 727.61 -
135 ISC20 National Supercomputer Center in Guangzhou Venus2 kapok National Supercomputer Center in Guangzhou 10 260 148.08 30.62 716.11 -
136 ISC20 National Supercomputer Center in Guangzhou Venus2 kapok National Supercomputer Center in Guangzhou 10 260 146.42 28.99 739.49 -
137 ISC20 JCAHPC Oakforest-PACS IME DDN 512 4,096 146.33 341.29 62.74 -
138 ISC23 DDN AI400X2-I EXAScaler DDN 10 320 142.03 33.43 603.39
139 ISC18 JCAHPC Oakforest-PACS IME DDN 2,048 16,384 137.78 560.10 33.89 -
140 ISC20 DDN AI400X Lustre DDN 40 1,280 137.03 46.84 400.84 -
141 SC23 DDN AI400X2-I EXAScaler DDN 10 640 136.38 38.45 483.74
142 SC23 IBM Tucson Arches Storage Scale System 3500 IBM Storage Scale IBM 10 200 136.35 74.18 250.64
143 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 48 1,248 134.09 48.03 374.40 -
144 SC22 DDN AI400X2-I EXAScaler DDN 10 160 133.81 32.90 544.24 -
145 ISC21 Joint Institute of Nuclear Research Govorun DAOS RSC 10 160 132.07 20.19 863.69 -
146 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
147 ISC20 DDN AI400X Lustre DDN 40 1,280 127.29 40.72 397.91 -
148 ISC25 DDN AI400X2-I EXAScaler DDN 10 1,280 126.73 38.70 414.98
149 ISC23 Riken R-CCS Riken-FX700 DAOS Intel 10 480 126.10 21.39 743.47
150 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 Lustre RSC Group 54 864 125.50 45.31 347.61 -
151 SC19 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 240 125.08 21.47 728.68 -
152 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 40 1,040 123.47 43.63 349.44 -
153 ISC23 Imperial College London Imperial - hx cluster Spectrum scale Lenovo 32 512 119.56 44.63 320.31
154 SC24 Centre for Development of Advanced Computing RUDRA DAOS Intel 10 480 119.23 22.23 639.59
155 ISC20 DDN DIME IME DDN 10 110 116.95 100.37 136.27 -
156 ISC25 DDN AI400X2-I-k8s EXAScaler DDN 10 1,280 115.51 39.26 339.89
157 ISC24 Centre de Recherche en Aeronautique Lucia Storage Scale IBM 256 1,024 115.06 54.74 241.83
158 ISC19 DDN IME140 IME DDN 17 272 112.67 90.34 140.52 -
159 ISC22 IBM Tuscon Arches Spectrum Scale IBM 10 200 110.07 62.59 193.59 -
160 SC20 TACC Frontera IME DDN 10 280 109.91 176.23 68.55 -
161 ISC24 DDN AI400X2T EXAScaler DDN 10 640 109.84 34.24 352.35
162 ISC19 DDN Colorado DDN IME140 IME DDN 10 160 109.42 75.79 157.96 -
163 ISC22 DDN AI400X2-I EXAScaler DDN 10 320 107.04 31.10 368.48 -
164 ISC24 University of Virginia Afton WEKA Dell 10 850 105.94 33.28 337.29
165 ISC19 DDN AI400 Lustre DDN 10 160 104.34 19.65 553.98 -
166 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 270 3,240 104.30 47.44 229.33 -
167 ISC21 Japan Agency for Marine-Earth Science and Technology Earth Simulator Lustre DDN 10 320 101.88 48.19 215.38 -
168 SC23 Japan Agency for Marine-Earth Science and Technology Earth Simulator 4 EXAScaler DDN 10 320 101.88 48.19 215.38
169 ISC18 JCAHPC Oakforest-PACS IME DDN 2,048 16,384 101.48 471.25 21.85 -
170 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 99.64 39.90 248.81 -
171 ISC19 University of Cambridge Data Accelerator Lustre Dell EMC 10 320 98.31 26.94 358.85 -
172 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 97.67 39.87 239.26 -
173 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 96.46 11.61 801.60 -
174 ISC19 DDN IME140 IME DDN 10 160 95.10 76.89 117.62 -
175 SC19 CSIRO bracewell scratch2 beegfs Dell/ThinkParQ 26 260 94.86 69.10 130.23 -
176 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 92.91 10.96 787.71 -
177 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 170 2,040 91.48 42.65 196.20 -
178 ISC20 JINR Govorun Lustre RSC Group 50 800 90.87 35.61 231.88 -
179 ISC20 JINR Govorun Lustre RSC Group 50 800 88.51 36.28 215.97 -
180 ISC19 CSIRO bracewell BeeGFS Dell/ThinkParQ 26 260 88.26 67.44 115.50 -
181 SC21 Raytheon MCK-HPC WekaFS Penguin Computing 44 1,584 86.24 27.64 269.10 -
182 SC21 NLHPC Guacolda SpectrumScale IBM 24 480 83.18 33.87 204.27 -
183 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 BeeGFS INSPUR 10 300 82.57 41.14 165.71 -
184 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 78.54 13.55 455.18 -
185 SC18 WekaIO WekaIO WekaIO 17 935 78.37 37.39 164.26 -
186 SC24 Poznan Supercomputing and Networking Center Proxima Lustre xFiusion 10 300 77.76 17.94 337.05
187 ISC18 KAUST ShaheenII DataWarp Cray 1,024 8,192 77.37 496.81 12.05 -
188 SC20 NASA hyperwall4 SSD Intel. SK-Hynx 128 1,024 75.75 122.24 46.94 -
189 SC18 University of Cambridge Data Accelerator BeeGFS Dell EMC 184 5,888 74.58 58.81 94.57 -
190 ISC19 DDN Japan AI400 Lustre DDN 10 160 74.10 12.22 449.28 -
191 ISC24 Poznan Supercomputing and Networking Center Altair Lustre xFiusion 15 240 73.50 15.24 354.60
192 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 70.91 34.91 144.06 -
193 ISC18 KAUST ShaheenII DataWarp Cray 300 2,400 70.90 151.53 33.17 -
194 ISC20 DDN AI400X Lustre DDN 10 160 69.92 21.01 232.70 -
195 SC21 IBM Tucson Arches 2021B SpectrumScale IBM 10 200 68.83 33.02 143.46 -
196 SC21 CQ Narval Lustre Dell 640 640 68.31 32.74 142.53 -
197 SC19 Google Cloud EXA5-GCP-PD-SSD Lustre Google Cloud 200 1,600 67.78 26.93 170.61 -
198 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 66.88 28.58 156.48 -
199 SC19 CSIRO bracewell beegfs Dell/ThinkParQ 10 160 66.80 33.77 132.15 -
200 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 66.69 31.78 139.96 -

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 — AI400X2-II (DDN) #102 — NextGENIO (EPCC) #103 — Data Accelerator (University of Cambridge) #104 — OceanStor (Olympus Storage Technology Innovation Lab) #105 — Wu Dong Compute Cluster (Wu Dong Laboratory) #106 — AI400X2-II (DDN) #107 — SAKURAONE (SAKURA Internet Inc and Prunus Solutions Inc) #108 — CTPAI (China Telecom Research Institute) #109 — Florence (Intel) #110 — Tera-1000 (CEA)
  • #101 AI400X2-II DDN
  • #102 NextGENIO EPCC
  • #103 Data Accelerator University of Cambridge
  • #104 OceanStor Olympus Storage Technology Innovation Lab
  • #105 Wu Dong Compute Cluster Wu Dong Laboratory
  • #106 AI400X2-II DDN
  • #107 SAKURAONE SAKURA Internet Inc and Prunus Solutions Inc
  • #108 CTPAI China Telecom Research Institute
  • #109 Florence Intel
  • #110 Tera-1000 CEA