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 ISC20 List

This is the full list released at ISC-HPC 20. The list shows all submissions.

# BoF Information IO500 Repro.
Institution System · FS Type Storage Vendor Client Nodes Total Client Proc. Score BW MD
(GiB/s) (kIOP/s)
1 ISC20 Intel Wolf DAOS Intel 52 1,664 1,792.98 371.67 8,649.57 -
2 ISC20 Intel Wolf DAOS Intel 52 1,664 1,614.02 368.44 7,070.51 -
3 SC19 WekaIO WekaIO on AWS WekaIO Matrix WekaIO 345 8,625 938.95 174.74 5,045.33 -
4 SC19 Intel Wolf DAOS Intel 26 728 933.64 183.36 4,753.79 -
5 ISC20 TACC Frontera DAOS Intel 60 1,440 763.80 78.31 7,449.56 -
6 ISC20 Intel Wolf DAOS Intel 10 420 758.71 164.77 3,493.56 -
7 ISC20 TACC Frontera DAOS Intel 60 1,440 756.01 75.40 7,580.23 -
8 ISC20 Intel Wolf DAOS Intel 10 420 736.33 163.19 3,322.40 -
9 ISC20 Argonne National Laboratory Presque DAOS Argonne National Laboratory 16 544 537.31 108.19 2,668.57 -
10 SC19 Intel Wolf DAOS Intel 10 310 516.41 123.89 2,152.46 -
11 ISC20 TACC Frontera DAOS Intel 10 420 508.88 79.16 3,271.49 -
12 ISC20 TACC Frontera DAOS Intel 10 420 507.13 78.47 3,277.36 -
13 ISC20 Argonne National Laboratory Presque DAOS Argonne National Laboratory 16 544 483.52 102.54 2,280.05 -
14 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 480 5,280 453.68 209.43 982.78 -
15 ISC20 Argonne National Laboratory Presque DAOS Argonne National Laboratory 10 380 440.64 95.80 2,026.80 -
16 ISC20 Argonne National Laboratory Presque DAOS Argonne National Laboratory 10 380 398.25 89.36 1,774.79 -
17 ISC20 Korea Institute of Science and Technology Information (KISTI) NURION IME DDN 2,048 2,048 282.45 515.59 154.74 -
18 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 270 3,240 267.25 293.05 243.73 -
19 SC19 NVIDIA DGX-2H SuperPOD Lustre DDN 10 400 249.50 86.97 715.76 -
20 SC19 University of Cambridge Data Accelerator Lustre Dell EMC 128 2,048 229.45 131.25 401.13 -
21 SC19 CEA Tera-1000 Lustre DDN 128 4,096 210.26 81.01 545.74 -
22 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 170 2,040 191.10 175.24 208.39 -
23 ISC20 JCAHPC Oakforest-PACS IME DDN 512 4,096 175.85 348.95 88.62 -
24 ISC20 JCAHPC Oakforest-PACS IME DDN 2,048 16,384 168.09 581.43 48.60 -
25 SC19 WekaIO WekaIO WekaIO Matrix WekaIO 10 2,610 156.51 56.22 435.76 -
26 ISC20 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 280 152.30 24.83 934.12 -
27 ISC20 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 280 149.92 24.91 902.12 -
28 ISC20 National Supercomputer Center in Guangzhou Venus2 kapok National Supercomputer Center in Guangzhou 10 260 148.08 30.62 716.11 -
29 ISC20 National Supercomputer Center in Guangzhou Venus2 kapok National Supercomputer Center in Guangzhou 10 260 146.42 28.99 739.49 -
30 ISC20 JCAHPC Oakforest-PACS IME DDN 512 4,096 146.33 341.29 62.74 -
31 ISC20 DDN AI400X Lustre DDN 40 1,280 137.03 46.84 400.84 -
32 ISC20 DDN AI400X Lustre DDN 40 1,280 127.29 40.72 397.91 -
33 SC19 EPCC NextGENIO GekkoFS NextGenIO (BSC & JGU) 10 240 125.08 21.47 728.68 -
34 ISC20 DDN DIME IME DDN 10 110 116.95 100.37 136.27 -
35 ISC20 DDN DIME IME DDN 10 110 116.95 100.37 136.27 -
36 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 270 3,240 104.30 47.44 229.33 -
37 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 99.64 39.90 248.81 -
38 ISC20 CSIRO bracewell Lustre Dell/DDN 10 400 97.67 39.87 239.26 -
39 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 96.46 11.61 801.60 -
40 SC19 CSIRO bracewell scratch2 beegfs Dell/ThinkParQ 26 260 94.86 69.10 130.23 -
41 ISC20 Johannes Gutenberg University Mainz MOGON II GekkoFS JGU (ADA-FS)& BSC (NEXTGenIO) 10 160 92.91 10.96 787.71 -
42 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 170 2,040 91.48 42.65 196.20 -
43 ISC20 JINR Govorun Lustre RSC Group 50 800 90.87 35.61 231.88 -
44 ISC20 JINR Govorun Lustre RSC Group 50 800 88.51 36.28 215.97 -
45 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 BeeGFS INSPUR 10 300 82.57 41.14 165.71 -
46 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 78.54 13.55 455.18 -
47 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 70.91 34.91 144.06 -
48 ISC20 DDN AI400X Lustre DDN 10 160 69.92 21.01 232.70 -
49 SC19 Google Cloud EXA5-GCP-PD-SSD Lustre Google Cloud 200 1,600 67.78 26.93 170.61 -
50 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 66.88 28.58 156.48 -
51 SC19 CSIRO bracewell beegfs Dell/ThinkParQ 10 160 66.80 33.77 132.15 -
52 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 66.69 31.78 139.96 -
53 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.29 21.56 191.73 -
54 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.11 21.00 195.66 -
55 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 63.98 11.41 358.87 -
56 SC19 DDN AI400 Lustre DDN 10 240 63.88 19.65 207.63 -
57 ISC20 DDN AI400X Lustre DDN 10 160 63.83 17.79 229.01 -
58 SC19 University of Cambridge Data Accelerator Lustre Dell EMC 10 320 60.25 21.73 167.09 -
59 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 59.42 28.44 124.13 -
60 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 57.17 26.29 124.30 -
61 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 56.28 27.67 114.50 -
62 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 55.13 25.67 118.42 -
63 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 53.44 28.10 101.63 -
64 SC19 Google Cloud EXA5-GCP-PD-STD Lustre Google Cloud 200 1,600 52.96 17.31 162.06 -
65 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 52.58 35.06 78.86 -
66 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 50.08 32.71 76.67 -
67 SC19 Janelia Research Campus, HHMI SharedScratch wekaio WekaIO 18 1,368 48.75 26.22 90.62 -
68 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 -
69 SC19 National Supercomputing Centre, Singapore Aspire 1 IME DDN 10 160 43.04 101.75 18.21 -
70 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne BeeGFS Penguin Computing/Excelero 10 320 39.65 17.71 88.76 -
71 SC19 CNES HAL Spectrum Scale DDN 96 96 37.16 9.71 142.20 -
72 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 1,440 36.55 18.58 71.90 -
73 SC19 CNES HAL Spectrum Scale DDN 96 96 34.76 8.51 141.99 -
74 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 32.79 14.02 76.67 -
75 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 31.39 12.34 79.83 -
76 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 30.83 13.35 71.22 -
77 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 27.56 10.38 73.20 -
78 ISC20 Officinalis (1 Client) CephFS Red Hat, Intel, QCT 1 112 27.43 8.81 85.48 -
79 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 400 24.70 16.32 37.37 -
80 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 24.19 11.85 49.39 -
81 SC19 Clemson University Palmetto Burstbuffer BeeGFS AdvancedHPC 10 120 21.55 12.97 35.80 -
82 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 21.32 11.27 40.32 -
83 ISC20 Officinalis (1 Client) CephFS Red Hat, Intel, QCT 1 112 21.24 7.87 57.32 -
84 ISC20 Simon Fraser University Cedar Lustre Dell/Seagate 288 288 18.72 7.66 45.75 -
85 SC19 Stanford Sherlock/Fir Lustre Dell, QCT, HGST 10 240 18.25 5.23 63.74 -
86 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 220 15.61 7.34 33.22 -
87 SC19 University of Birmingham BEAR-AI Spectrum Scale DDN 10 80 15.39 2.74 86.48 -
88 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 220 15.38 7.04 33.57 -
89 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 200 15.07 7.05 32.21 -
90 SC19 SUSE TigerShark SUSE Enterprise Storage - CephFS SUSE, Intel, Lenovo 15 120 14.91 5.74 38.72 -
91 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 200 14.55 6.95 30.46 -
92 SC19 Nanyang Technological University Hadley GPFS DDN 10 640 12.89 7.47 22.24 -
93 SC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 88 2,816 12.50 8.31 18.79 -
94 SC19 SUSE TigerShark SUSE Enterprise Storage - CephFS SUSE, Intel, Lenovo 10 80 12.43 4.64 33.34 -
95 ISC20 National Center for Supercomputing Applications NCSA Industry System Spectrum Scale DDN/Dell 8 96 12.37 3.03 50.54 -
96 ISC20 National Center for Supercomputing Applications HAL Spectrum Scale DDN 10 100 11.31 3.62 35.37 -
97 ISC20 National Center for Supercomputing Applications NCSA Industry System Spectrum Scale DDN/Dell 8 96 11.28 3.04 41.78 -
98 ISC20 National Center for Supercomputing Applications HAL Spectrum Scale DDN 10 100 11.13 3.63 34.15 -
99 ISC20 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 620 9.87 6.36 15.32 -
100 SC19 Stanford Sherlock/Oak Lustre Dell, QCT, HGST 10 240 9.31 1.89 45.87 -

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% #1 — Wolf (Intel) #2 — Wolf (Intel) #3 — WekaIO on AWS (WekaIO) #4 — Wolf (Intel) #5 — Frontera (TACC) #6 — Wolf (Intel) #7 — Frontera (TACC) #8 — Wolf (Intel) #9 — Presque (Argonne National Laboratory) #10 — Wolf (Intel)
  • #1 Wolf Intel
  • #2 Wolf Intel
  • #3 WekaIO on AWS WekaIO
  • #4 Wolf Intel
  • #5 Frontera TACC
  • #6 Wolf Intel
  • #7 Frontera TACC
  • #8 Wolf Intel
  • #9 Presque Argonne National Laboratory
  • #10 Wolf Intel