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 ISC23 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 Joint Institute of Nuclear Research Govorun DAOS RSC 10 160 132.07 20.19 863.69 -
102 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
103 ISC20 DDN AI400X Lustre DDN 40 1,280 127.29 40.72 397.91 -
104 ISC23 Riken R-CCS Riken-FX700 DAOS Intel 10 480 126.10 21.39 743.47
105 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 Lustre RSC Group 54 864 125.50 45.31 347.61 -
106 SC19 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 240 125.08 21.47 728.68 -
107 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 40 1,040 123.47 43.63 349.44 -
108 ISC23 Imperial College London Imperial - hx cluster Spectrum scale Lenovo 32 512 119.56 44.63 320.31
109 ISC20 DDN DIME IME DDN 10 110 116.95 100.37 136.27 -
110 ISC22 IBM Tuscon Arches Spectrum Scale IBM 10 200 110.07 62.59 193.59 -
111 SC20 TACC Frontera IME DDN 10 280 109.91 176.23 68.55 -
112 ISC22 DDN AI400X2-I EXAScaler DDN 10 320 107.04 31.10 368.48 -
113 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 270 3,240 104.30 47.44 229.33 -
114 ISC21 Japan Agency for Marine-Earth Science and Technology Earth Simulator Lustre DDN 10 320 101.88 48.19 215.38 -
115 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 99.64 39.90 248.81 -
116 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 97.67 39.87 239.26 -
117 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 96.46 11.61 801.60 -
118 SC19 CSIRO bracewell scratch2 beegfs Dell/ThinkParQ 26 260 94.86 69.10 130.23 -
119 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 92.91 10.96 787.71 -
120 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 170 2,040 91.48 42.65 196.20 -
121 ISC20 JINR Govorun Lustre RSC Group 50 800 90.87 35.61 231.88 -
122 ISC20 JINR Govorun Lustre RSC Group 50 800 88.51 36.28 215.97 -
123 SC21 Raytheon MCK-HPC WekaFS Penguin Computing 44 1,584 86.24 27.64 269.10 -
124 SC21 NLHPC Guacolda SpectrumScale IBM 24 480 83.18 33.87 204.27 -
125 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 BeeGFS INSPUR 10 300 82.57 41.14 165.71 -
126 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 78.54 13.55 455.18 -
127 SC20 NASA hyperwall4 SSD Intel. SK-Hynx 128 1,024 75.75 122.24 46.94 -
128 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 70.91 34.91 144.06 -
129 ISC20 DDN AI400X Lustre DDN 10 160 69.92 21.01 232.70 -
130 SC21 IBM Tucson Arches 2021B SpectrumScale IBM 10 200 68.83 33.02 143.46 -
131 SC21 CQ Narval Lustre Dell 640 640 68.31 32.74 142.53 -
132 SC19 Google Cloud EXA5-GCP-PD-SSD Lustre Google Cloud 200 1,600 67.78 26.93 170.61 -
133 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 66.88 28.58 156.48 -
134 SC19 CSIRO bracewell beegfs Dell/ThinkParQ 10 160 66.80 33.77 132.15 -
135 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 66.69 31.78 139.96 -
136 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.29 21.56 191.73 -
137 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.11 21.00 195.66 -
138 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 63.98 11.41 358.87 -
139 SC19 DDN AI400 Lustre DDN 10 240 63.88 19.65 207.63 -
140 ISC20 DDN AI400X Lustre DDN 10 160 63.83 17.79 229.01 -
141 ISC21 Howard Hughes Medical Institute Janelia Research Campus Janelia Weka.io Weka.io 10 300 62.68 18.17 216.22 -
142 SC21 Raytheon MCK-HPC WekaFS Penguin Computing 10 360 62.55 25.96 150.70 -
143 SC22 Mohamed bin Zayed University CIAI Lustre Q-Leap Networks GmbH / HPCME 16 256 62.40 22.22 175.23 -
144 SC19 University of Cambridge Data Accelerator Lustre Dell EMC 10 320 60.25 21.73 167.09 -
145 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 59.42 28.44 124.13 -
146 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 320 57.99 20.80 161.71 -
147 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 57.17 26.29 124.30 -
148 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 56.28 27.67 114.50 -
149 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 55.13 25.67 118.42 -
150 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 53.44 28.10 101.63 -
151 SC19 Google Cloud EXA5-GCP-PD-STD Lustre Google Cloud 200 1,600 52.96 17.31 162.06 -
152 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 52.58 35.06 78.86 -
153 SC20 Raytheon WekaIO wekafs Penguin Computing 42 1,596 50.58 16.39 156.10 -
154 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 50.08 32.71 76.67 -
155 SC19 Janelia Research Campus, HHMI SharedScratch wekaio WekaIO 18 1,368 48.75 26.22 90.62 -
156 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 -
157 SC21 NLHPC Guacolda SpectrumScale IBM 10 360 45.26 17.91 114.36 -
158 SC19 National Supercomputing Centre, Singapore Aspire 1 IME DDN 10 160 43.04 101.75 18.21 -
159 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne BeeGFS Penguin Computing/Excelero 10 320 39.65 17.71 88.76 -
160 SC19 CNES HAL Spectrum Scale DDN 96 96 37.16 9.71 142.20 -
161 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 1,440 36.55 18.58 71.90 -
162 SC19 CNES HAL Spectrum Scale DDN 96 96 34.76 8.51 141.99 -
163 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 32.79 14.02 76.67 -
164 SC20 Raytheon WekaIO wekafs Penguin Computing 10 440 32.20 14.83 69.88 -
165 ISC22 GWDG NHR Goettingen FTP Weka 8 256 32.17 10.37 99.77 -
166 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 31.39 12.34 79.83 -
167 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 30.83 13.35 71.22 -
168 SC20 Forschungszentrum Juelich (FZJ) JUWELS IME HPEDDN 10 400 29.81 178.11 4.99 -
169 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 27.56 10.38 73.20 -
170 ISC20 Officinalis (1 Client) CephFS Red Hat, Intel, QCT 1 112 27.43 8.81 85.48 -
171 SC22 Telecommunications Technology Association Supermicro A+ Big Twin Lustre GLUESYS 4 96 27.43 8.59 87.53 -
172 ISC22 Telecommunications Technology Association anystor3.1 lustre GLUESYS 4 112 25.29 9.56 66.90 -
173 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 400 24.70 16.32 37.37 -
174 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 24.19 11.85 49.39 -
175 SC21 HHMIJRC Janelia Compute Cluster Vast Vast Data 80 2,880 21.72 14.11 33.42 -
176 SC19 Clemson University Palmetto Burstbuffer BeeGFS AdvancedHPC 10 120 21.55 12.97 35.80 -
177 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 21.32 11.27 40.32 -
178 ISC20 Officinalis (1 Client) CephFS Red Hat, Intel, QCT 1 112 21.24 7.87 57.32 -
179 ISC20 Simon Fraser University Cedar Lustre Dell/Seagate 288 288 18.72 7.66 45.75 -
180 SC21 CMKL University Apex Lustre DDN 4 240 18.60 10.27 33.66 -
181 ISC22 GWDG NHR Goettingen FTP BeeGFS 8 128 18.46 9.01 37.85 -
182 SC19 Stanford Sherlock/Fir Lustre Dell, QCT, HGST 10 240 18.25 5.23 63.74 -
183 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Quobyte Inc. 48 336 17.55 19.76 15.60 -
184 ISC21 Georgia Institute of Technology PACE-Phoenix Lustre DDN 10 240 17.07 4.52 64.48 -
185 ISC23 Arizona State University Sol BeeGFS Dell 10 160 16.48 4.40 61.76
186 SC20 University of Tsukuba Cygnus Gfarm OSS 10 20 16.12 8.10 32.09 -
187 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 220 15.61 7.34 33.22 -
188 ISC21 Howard Hughes Medical Institute Janelia Research Campus nrsv Vast 10 300 15.50 7.54 31.84 -
189 SC19 University of Birmingham BEAR-AI Spectrum Scale DDN 10 80 15.39 2.74 86.48 -
190 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 220 15.38 7.04 33.57 -
191 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 200 15.07 7.05 32.21 -
192 SC19 SUSE TigerShark SUSE Enterprise Storage - CephFS SUSE, Intel, Lenovo 15 120 14.91 5.74 38.72 -
193 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 200 14.55 6.95 30.46 -
194 SC19 Nanyang Technological University Hadley GPFS DDN 10 640 12.89 7.47 22.24 -
195 SC21 GWDG SCC BeeGFS 10 80 12.55 2.63 59.85 -
196 SC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 88 2,816 12.50 8.31 18.79 -
197 SC19 SUSE TigerShark SUSE Enterprise Storage - CephFS SUSE, Intel, Lenovo 10 80 12.43 4.64 33.34 -
198 ISC20 National Center for Supercomputing Applications NCSA Industry System Spectrum Scale DDN/Dell 8 96 12.37 3.03 50.54 -
199 SC21 ULHPC Aion SpectrumScale DDN 128 256 11.35 1.80 71.57 -
200 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Quobyte Inc. 10 240 11.34 12.34 10.43 -

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 — Govorun (Joint Institute of Nuclear Research) #102 — Arches 2 Storage Scale 3500 BBs (IBM Tuscon) #103 — AI400X (DDN) #104 — Riken-FX700 (Riken R-CCS) #105 — MVS10POP2 (Joint Supercomputer Center of the Russian Academy of Sciences) #106 — NextGENIO (EPCC) #107 — SharedScratch (Janelia Research Campus, HHMI) #108 — Imperial - hx cluster (Imperial College London) #109 — DIME (DDN) #110 — Arches (IBM Tuscon)
  • #101 Govorun Joint Institute of Nuclear Research
  • #102 Arches 2 Storage Scale 3500 BBs IBM Tuscon
  • #103 AI400X DDN
  • #104 Riken-FX700 Riken R-CCS
  • #105 MVS10POP2 Joint Supercomputer Center of the Russian Academy of Sciences
  • #106 NextGENIO EPCC
  • #107 SharedScratch Janelia Research Campus, HHMI
  • #108 Imperial - hx cluster Imperial College London
  • #109 DIME DDN
  • #110 Arches IBM Tuscon