Submissions to the upcoming IO500 list are now closed. The new lists will be presented at our SC'21 BOF. See the Call for Submissions for details.

Full ISC21 List

# Information IO500
BoF Institution System Storage Vendor File System Type Client Nodes Total Client Proc. Score BW MD
(GiB/s) (kIOP/s)
1 ISC21 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng MadFS 512 36,864 36,850.37 3,421.62 396,872.82
2 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 256 18,432 6,831.55 1,524.11 30,621.10
3 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 255 18,360 7,043.99 1,475.75 33,622.19
4 SC20 JCAHPC Oakforest-PACS DDN IME 2,048 4,096 253.57 697.20 92.22
5 SC20 JCAHPC Oakforest-PACS DDN IME 2,048 4,096 253.57 697.20 92.22
6 ISC20 JCAHPC Oakforest-PACS DDN IME 2,048 16,384 168.09 581.43 48.60
7 ISC20 Korea Institute of Science and Technology Information (KISTI) NURION DDN IME 2,048 2,048 282.45 515.59 154.74
8 ISC20 Korea Institute of Science and Technology Information (KISTI) NURION DDN IME 2,048 2,048 282.45 515.59 154.74
9 ISC21 Intel Endeavour Intel DAOS 10 1,440 1,859.56 398.77 8,671.65
10 ISC20 Intel Wolf Intel DAOS 52 1,664 1,792.98 371.67 8,649.57
11 ISC20 Intel Wolf Intel DAOS 52 1,664 1,792.98 371.67 8,649.57
12 ISC20 Intel Wolf Intel DAOS 52 1,664 1,614.02 368.44 7,070.51
13 ISC20 JCAHPC Oakforest-PACS DDN IME 512 4,096 175.85 348.95 88.62
14 ISC20 JCAHPC Oakforest-PACS DDN IME 512 4,096 146.33 341.29 62.74
15 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 270 3,240 267.25 293.05 243.73
16 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 270 3,240 267.25 293.05 243.73
17 ISC21 Google Cloud Google DDN Lustre 1,000 5,000 569.99 282.78 1,148.90
18 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 480 5,280 453.68 209.43 982.78
19 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 480 5,280 453.68 209.43 982.78
20 SC19 Intel Wolf Intel DAOS 26 728 933.64 183.36 4,753.79
21 ISC21 University of Florida HiPerGator DDN Lustre 140 4,480 269.59 181.37 400.73
22 SC20 Forschungszentrum Juelich (FZJ) JUWELS HPEDDN IME 10 400 29.81 178.11 4.99
23 ISC21 Lenovo Lenovo-Lenox Lenovo DAOS 36 3,456 988.99 176.37 5,545.61
24 SC20 TACC Frontera DDN IME 10 280 109.91 176.23 68.55
25 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 170 2,040 191.10 175.24 208.39
26 SC19 WekaIO WekaIO on AWS WekaIO WekaIO Matrix 345 8,625 938.95 174.74 5,045.33
27 SC19 WekaIO WekaIO on AWS WekaIO WekaIO Matrix 345 8,625 938.95 174.74 5,045.33
28 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 10 1,440 1,129.75 168.43 7,578.06
29 ISC20 Intel Wolf Intel DAOS 10 420 758.71 164.77 3,493.56
30 ISC20 Intel Wolf Intel DAOS 10 420 736.33 163.19 3,322.40
31 SC19 University of Cambridge Data Accelerator Dell EMC Lustre 128 2,048 229.45 131.25 401.13
32 SC19 University of Cambridge Data Accelerator Dell EMC Lustre 128 2,048 229.45 131.25 401.13
33 SC19 Intel Wolf Intel DAOS 10 310 516.41 123.89 2,152.46
34 SC20 NASA hyperwall4 Intel. SK-Hynx SSD 128 1,024 75.75 122.24 46.94
35 SC20 NASA hyperwall4 Intel. SK-Hynx SSD 128 1,024 75.75 122.24 46.94
36 ISC21 Supermicro Supermicro DAOS 10 1,120 415.04 112.17 1,535.63
37 ISC21 LuxProvide MeluXina DDN Lustre 512 12,288 194.12 112.06 336.25
38 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 16 544 537.31 108.19 2,668.57
39 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 16 544 537.31 108.19 2,668.57
40 ISC21 National Supercomputer Center in GuangZhou Venus2 National Supercomputer Center in GuangZhou kapok 18 720 577.93 104.52 3,195.53
41 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 16 544 483.52 102.54 2,280.05
42 SC19 National Supercomputing Centre, Singapore Aspire 1 DDN IME 10 160 43.04 101.75 18.21
43 SC20 DDN DIME DDN IME 10 110 161.53 101.60 256.78
44 ISC20 DDN DIME DDN IME 10 110 116.95 100.37 136.27
45 ISC20 DDN DIME DDN IME 10 110 116.95 100.37 136.27
46 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 440.64 95.80 2,026.80
47 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 398.25 89.36 1,774.79
48 SC19 NVIDIA DGX-2H SuperPOD DDN Lustre 10 400 249.50 86.97 715.76
49 SC19 NVIDIA DGX-2H SuperPOD DDN Lustre 10 400 249.50 86.97 715.76
50 SC19 CEA Tera-1000 DDN Lustre 128 4,096 210.26 81.01 545.74
51 SC19 CEA Tera-1000 DDN Lustre 128 4,096 210.26 81.01 545.74
52 ISC20 TACC Frontera Intel DAOS 10 420 508.88 79.16 3,271.49
53 ISC20 TACC Frontera Intel DAOS 10 420 507.13 78.47 3,277.36
54 ISC20 TACC Frontera Intel DAOS 60 1,440 763.80 78.31 7,449.56
55 ISC20 TACC Frontera Intel DAOS 60 1,440 763.80 78.31 7,449.56
56 ISC20 TACC Frontera Intel DAOS 60 1,440 756.01 75.40 7,580.23
57 ISC21 Olympus Storage Technology Innovation Lab OceanStor Huawei OceanFS 10 960 220.10 69.49 697.15
58 SC19 CSIRO bracewell scratch2 Dell/ThinkParQ beegfs 26 260 94.86 69.10 130.23
59 SC19 CSIRO bracewell scratch2 Dell/ThinkParQ beegfs 26 260 94.86 69.10 130.23
60 SC19 WekaIO WekaIO WekaIO WekaIO Matrix 10 2,610 156.51 56.22 435.76
61 ISC21 Japan Agency for Marine-Earth Science and Technology Earth Simulator DDN Lustre 10 320 101.88 48.19 215.38
62 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 48 1,248 134.09 48.03 374.40
63 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 48 1,248 134.09 48.03 374.40
64 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 270 3,240 104.30 47.44 229.33
65 ISC20 DDN AI400X DDN Lustre 40 1,280 137.03 46.84 400.84
66 ISC20 DDN AI400X DDN Lustre 40 1,280 137.03 46.84 400.84
67 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 3,800 239.37 45.79 1,251.32
68 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 3,800 239.37 45.79 1,251.32
69 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 RSC Group Lustre 54 864 125.50 45.31 347.61
70 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 RSC Group Lustre 54 864 125.50 45.31 347.61
71 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 40 1,040 123.47 43.63 349.44
72 SC20 Intel Endeavour Intel DAOS 10 640 353.72 43.59 2,870.64
73 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 170 2,040 91.48 42.65 196.20
74 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 INSPUR BeeGFS 10 300 82.57 41.14 165.71
75 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 INSPUR BeeGFS 10 300 82.57 41.14 165.71
76 ISC20 DDN AI400X DDN Lustre 40 1,280 127.29 40.72 397.91
77 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 99.64 39.90 248.81
78 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 99.64 39.90 248.81
79 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 97.67 39.87 239.26
80 ISC20 JINR Govorun RSC Group Lustre 50 800 88.51 36.28 215.97
81 ISC20 JINR Govorun RSC Group Lustre 50 800 90.87 35.61 231.88
82 ISC20 JINR Govorun RSC Group Lustre 50 800 90.87 35.61 231.88
83 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 52.58 35.06 78.86
84 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 70.91 34.91 144.06
85 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 70.91 34.91 144.06
86 SC19 CSIRO bracewell Dell/ThinkParQ beegfs 10 160 66.80 33.77 132.15
87 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 50.08 32.71 76.67
88 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 66.69 31.78 139.96
89 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 148.08 30.62 716.11
90 ISC21 University of Tsukuba Cygnus OSS CHFS 10 240 148.69 30.39 727.61
91 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 146.42 28.99 739.49
92 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 66.88 28.58 156.48
93 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 59.42 28.44 124.13
94 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 53.44 28.10 101.63
95 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 56.28 27.67 114.50
96 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 360 184.99 27.21 1,257.57
97 SC19 Google Cloud EXA5-GCP-PD-SSD Google Cloud Lustre 200 1,600 67.78 26.93 170.61
98 SC19 Google Cloud EXA5-GCP-PD-SSD Google Cloud Lustre 200 1,600 67.78 26.93 170.61
99 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 57.17 26.29 124.30
100 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 57.17 26.29 124.30