Number 1 Systems in all 40 Lists.

1. TOP500
20th Anniversary
Number 1 Systems in all 40 Lists
Horst Simon, Deputy Laboratory Director
Lawrence Berkeley National Laboratory
SC12
Salt Lake City

2. CM-5:
Los Alamos National Laboratory
Number 1 system in June 1993
Thinking Machines Corp. CM-5/1024
Los Alamos National Laboratory, USA
Linpack Theoretical
Date Cores
Peak Peak
6/93 1,024 59.7 Gflop/s 131 Gflop/s
Interconnect: Hypercube, tree
Operating System: CMOST
Last appearance on the list: No. 80 in November 1998

3. Numerical Wind Tunnel:
National Aerospace Laboratory of Japan
Number 1 system in November 1993 and November 1994 to December 1995
Fujitsu Numerical Wind Tunnel
National Aerospace Laboratory of Japan
Linpack Theoretical
Date Cores
Peak Peak
11/93 140 124.2 Gflop/s 235.8 Gflop/s
11/94 167 170 Gflop/s 235.8 Gflop/s
6/95 167 170 Gflop/s 235.8 Gflop/s
12/95 167 170 Gflop/s 235.8 Gflop/s
Interconnect: Full distributed crossbar
Operating System: UXP/V
Last appearance on the list: No. 241 in June 2002

4. Intel XP/S 140 Paragon
Sandia National Laboratories
Number 1 system in June 1994
Intel XP/S140 Paragon
Sandia National Laboratories, USA
Linpack Theoretical
Date Cores
Peak Peak
6/94 3,680 143.4 Gflop/s 184 Gflop/s
Interconnect: 2-D mesh (torus)
Operating system: SUNMOS
Last appearance on list: No. 36 in November 1998

5. Hitachi SR2201:
University of Tokyo
Number 1 system in June 1996
Hitachi SR2201
University of Tokyo, Japan
Linpack Theoretical
Date Cores
Peak Peak
6/96 1,024 232.4 Gflop/s 307.2 Gflop/s
Interconnect: Hyper crossbar
Operating System: HI-UX/MPP
Last appearance on list: No. 85 in November 2000

6. CP-PACS:
University of Tsukuba
Number 1 system in November 1996
Hitachi CP-PACS
University of Tsukuba, Japan
Linpack Theoretical
Date Cores
Peak Peak
11/96 2,048 368.2 Gflop/s 614.4 Gflop/s
Interconnect: Hyper crossbar
Operating System: UNIX
Last appearance on list: No. 302 in June 2003

7. ASCI Red:
Sandia National Laboratories
Number 1 system from June 1997 to June 2000
Intel ASCI Red
Sandia National Laboratories, USA
Linpack Theoretical
Date Cores
Peak Peak
6/97 7,264 1.068 Tflop/s 1.453 Tflop/s
11/97 9,152 1.34 Tflop/s 1.83 Tflop/s
6/98 9,152 1.34 Tflop/s 1.83 Tflop/s
11/98 9,152 1.34 Tflop/s 1.83 Tflop/s
6/99 9,472 2.1 Tflop/s 3.1 Tflop/s
11/99 9,632 2.4 Tflop/s 3.2 Tflop/s
06/00 9,632 2.4 Tflop/s 3.2 Tflop/s
Interconnect: Proprietary
Operating System: Paragon OS
Last appearance on list: No. 276 in November 2005

8. ASCI White:
Lawrence Livermore National Laboratory
Number 1 system from November 2000 to November 2001
IBM ASCI White
Lawrence Livermore National Laboratory,
USA
Linpack Theoretical
Date Cores
Peak Peak
11/00 8,192 4.9 Tflop/s 12.3 Tflop/s
6/01 8,192 7.2 Tflop/s 12.3 Tflop/s
11/01 8,192 7.2 Tflop/s 12.3 Tflop/s
Interconnect: SP Switch
Operating system: AIX
Last appearance on the list: No. 158 in June 2007

9. The Earth Simulator:
Earth Simulator Center
Number 1 system from June 2002 to June 2004
NEC Earth Simulator
Earth Simulator Center, Japan
Linpack Theoretical
Date Cores
Peak Peak
6/02 5,120 35.9 Tflop/s 41.0 Tflop/s
11/02 5,120 35.9 Tflop/s 41.0 Tflop/s
6/03 5,120 35.9 Tflop/s 41.0 Tflop/s
11/03 5,120 35.9 Tflop/s 41.0 Tflop/s
6/04 5,120 35.9 Tflop/s 41.0 Tflop/s
Interconnect: Multi-stage crossbar
Operating System: Super-UX
Last appearance on list: No. 74 in November 2008

10. BlueGene/L:
Lawrence Livermore National Laboratory
Number 1 system from November 2004 to November 2007
IBM BlueGene/L
Lawrence Livermore National Laboratory, USA
Linpack Theoretical
Date Cores
Peak Peak
11/04 32,768 70.71 Tflop/s 91.8 Tflop/s
6/05 65,536 136.8 Tflop/s 183.5 Tflop/s
11/05 131,072 280.6 Tflop/s 367 Tflop/s
6/06 131,072 280.6 Tflop/s 367 Tflop/s
11/06 131,072 280.6 Tflop/s 367 Tflop/s
6/07 131,072 280.6 Tflop/s 367 Tflop/s
11/07 212,992 478.2 Tflop/s 596 Tflop/s
Interconnect: Proprietary
Operating System: CNK/SLES 9
Ranked No. 92 in June 2012

11. Roadrunner:
Los Alamos National Laboratory
Number 1 system from June 2008 to June 2009y
IBM Roadrunner
Los Alamos National Laboratory, USA
Linpack Theoretical
Date Cores
Peak Peak
6/08 122,400 1.03 Pflop/s 1.385 Pflop/s
11/08 129,600 1.11 Pflop/s 1.46 Pflop/s
6/09 129,600 1.11 Pflop/s 1.46 Pflop/s
Interconnect: InfiniBand
Operating system: Linux
Ranked No. 19 in June 2012

12. Jaguar:
Oak Ridge National Laboratory
Number 1 system from November 2009 to June 2010
Cray XT5 Jaguar
Oak Ridge National Laboratory, USA
Linpack Theoretical
Date Cores
Peak Peak
11/09 224,162 1.76 Pflop/s 2.33 Pflop/s
6/10 224,162 1.76 Pflop/s 2.33 Pflop/s
Interconnect: Cray Gemini
Operating system: Cray Linux
Ranked No. 6 in June 2012

13. Tianhe-1A:
National Supercomputing Center in Tianjin
Number 1 system in November 2010
National University of Defense Technology
Tianhe-1A
National Supercomputing Center in Tianjin, China
Linpack Theoretical
Date Cores
Peak Peak
11/10 186,368 2.57 Pflop/s 4.7 Pflop/s
Interconnect: Proprietary
Operating system: Linux
Ranked No. 5 in June 2012

14. K computer:
RIKEN, Advanced Institute for Computational Science, Japan
Number 1 system from June 2011 to November 2011
Fujitsu K computer
RIKEN Advanced Institute for Computational
Science, Japan
Linpack Theoretical
Date Cores
Peak Peak
06/11 548,352 8.16 Pflop/s 8.77 Pflop/s
11/11 705,024 10.5 Pflop/s 11.3 Pflop/s
Interconnect: Tofu
Operating system: Linux
Ranked No. 2 in June 2012

15. Sequoia:
Lawrence Livermore National Laboratory
Number 1 system in June 2012
IBM BlueGene/Q Sequoia
Lawrence Livermore National Laboratory, USA
Linpack Theoretical
Date Cores
Peak Peak
06/12 1,572,864 16.3 Pflop/s 20.1 Pflop/s
Interconnect: Custom
Operating system: Linux

16. Titan:
Oak Ridge National Laboratory
Number 1 system in November 2012
Titan
Oak Ridge National Laboratory, USA
Linpack Theoretical
Date Cores
Peak Peak
11/12 562,960 17.59 Pflop/s 26.74 Pflop/s
Interconnect: Gemini
Operating system: Cray Linux Environment

17. 20th Anniversary Booth
 Visit Booth #1925 on the exhibition
floor
− View posters featuring each of
the 15 systems to have claimed
the number 1 spot
− Learn about trends that have
emerged over 20 years of
tracking the top supercomputers