June 2019

  • The most energy-efficient system and No. 1 on the Green500 is the DGX SaturnV Volta system, a NVIDIA system installed at NVIDIA, USA. It achieve 15.1 GFlops/Watt power efficiency. It is on position 469 in the TOP500.

  • It is followed on No 2 by Summit at the Oak Ridge National Laboratory (ORNL) in Tennessee. It achieved 14.7 gigaflops/watt and is listed at number one in the TOP500.

  • The Shoubu system B, a ZettaScaler-2.2 system at the Advanced Center for Computing and Communication, RIKEN, Japan was decommissioned March 2019 and was removed from the TOP500 list.


Green500 List for June 2019

Listed below are the June 2019 The Green500's energy-efficient supercomputers ranked from 1 to 10. For more information about the sites and systems in the list, click on the links or view the complete list.

Green500 Data

Rank TOP500 Rank System Cores Rmax (TFlop/s) Power (kW) Power Efficiency (GFlops/watts)
1 469 DGX SaturnV Volta - NVIDIA DGX-1 Volta36, Xeon E5-2698v4 20C 2.2GHz, Infiniband EDR, NVIDIA Tesla V100, Nvidia
NVIDIA Corporation
United States
22,440 1,070.0 97 15.113
2 1 Summit - IBM Power System AC922, IBM POWER9 22C 3.07GHz, NVIDIA Volta GV100, Dual-rail Mellanox EDR Infiniband, IBM
DOE/SC/Oak Ridge National Laboratory
United States
2,414,592 148,600.0 10,096 14.719
3 8 AI Bridging Cloud Infrastructure (ABCI) - PRIMERGY CX2570 M4, Xeon Gold 6148 20C 2.4GHz, NVIDIA Tesla V100 SXM2, Infiniband EDR, Fujitsu
National Institute of Advanced Industrial Science and Technology (AIST)
391,680 19,880.0 1,649 14.423
4 393 MareNostrum P9 CTE - IBM Power System AC922, IBM POWER9 22C 3.1GHz, Dual-rail Mellanox EDR Infiniband, NVIDIA Tesla V100, IBM
Barcelona Supercomputing Center
18,360 1,145.0 81 14.131
5 25 TSUBAME3.0 - SGI ICE XA, IP139-SXM2, Xeon E5-2680v4 14C 2.4GHz, Intel Omni-Path, NVIDIA Tesla P100 SXM2, HPE
GSIC Center, Tokyo Institute of Technology
135,828 8,125.0 792 13.704
6 11 PANGEA III - IBM Power System AC922, IBM POWER9 18C 3.45GHz, Dual-rail Mellanox EDR Infiniband, NVIDIA Volta GV100, IBM
Total Exploration Production
291,024 17,860.0 1,367 13.065
7 2 Sierra - IBM Power System AC922, IBM POWER9 22C 3.1GHz, NVIDIA Volta GV100, Dual-rail Mellanox EDR Infiniband, IBM / NVIDIA / Mellanox
United States
1,572,480 94,640.0 7,438 12.723
8 43 Advanced Computing System(PreE) - Sugon TC8600, Hygon Dhyana 32C 2GHz, Deep Computing Processor, 200Gb 6D-Torus, Sugon
163,840 4,325.0 380 11.382
9 23 Taiwania 2 - QCT QuantaGrid D52G-4U/LC, Xeon Gold 6154 18C 3GHz, Mellanox InfiniBand EDR, NVIDIA Tesla V100 SXM2, Quanta Computer / Taiwan Fixed Network / ASUS Cloud
National Center for High Performance Computing
170,352 9,000.0 798 11.285
10 385 Huawei G5500, Xeon E5-2650v4 12C 2.2GHz, NVIDIA Tesla V100, 100G Ethernet, Huawei Technologies Co., Ltd.
Telecom Company
23,904 1,154.8 107 10.778