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Memory is like an orgasm. It's a lot better if you don't have to fake it.

Seymour Cray [On virtual memory]

TOP500 List - June 2001 (1-100)

R_max and R_peak values are in GFlops. For more details about other fields, check the TOP500 description.

Rank	Site	Computer	Cores	Year	R_max	R_peak
1	Lawrence Livermore National Laboratory United States	ASCI White, SP Power3 375 MHz IBM	8192	2000	7226	12288
2	NERSC/LBNL United States	SP Power3 375 MHz 16 way IBM	2528	2001	2526	3792
3	Sandia National Laboratories United States	ASCI Red Intel	9632	1999	2379	3207
4	Lawrence Livermore National Laboratory United States	ASCI Blue-Pacific SST, IBM SP 604e IBM	5808	1999	2144	3856.5
5	University of Tokyo Japan	SR8000/MPP Hitachi	1152	2001	1709.1	2074
6	Los Alamos National Laboratory United States	ASCI Blue Mountain SGI	6144	1998	1608	3072
7	Naval Oceanographic Office (NAVOCEANO) United States	SP Power3 375 MHz IBM	1336	2000	1417	2004
8	Osaka University Japan	SX-5/128M8 3.2ns NEC	128	2001	1192	1280
9	National Centers for Environmental Prediction United States	SP Power3 375 MHz IBM	1104	2000	1179	1656
10	National Centers for Environmental Prediction United States	SP Power3 375 MHz IBM	1104	2001	1179	1656
11	Government United States	T3E1200 Cray Inc.	1900	2001	1127	2280
12	Leibniz Rechenzentrum Germany	SR8000-F1/112 Hitachi	112	2000	1035	1344
13	UCSD/San Diego Supercomputer Center United States	SP Power3 375 MHz 8 way IBM	1152	2000	929	1728
14	High Energy Accelerator Research Organization /KEK Japan	SR8000-F1/100 Hitachi	100	2000	917	1200
15	US Army HPC Research Center at NCS United States	T3E1200 Cray Inc.	1084	2000	892	1300.8
16	ECMWF United Kingdom	VPP5000/100 Fujitsu	100	2000	886	960
17	University of Tokyo Japan	SR8000/128 Hitachi	128	1999	873	1024
18	Maui High-Performance Computing Center (MHPCC) United States	SP Power3 375 MHz 16 way IBM	812	2001	837	1218
19	Government United States	T3E900 Cray Inc.	1324	1997	815	1191.6
20	Charles Schwab United States	SP Power3 375 MHz IBM	768	2000	795	1152
21	Institute for Materials Research/Tohoku University Japan	SR8000-G1/64 Hitachi	64	2001	790.7	921.6
22	North Carolina Supercomputing Center (NCSC) United States	SP Power3 375 MHz IBM	720	2000	741	1080
23	Oak Ridge National Laboratory United States	SP Power3 375 MHz IBM	704	2000	723	1056
24	Japan Meteorological Agency Japan	SR8000-E1/80 Hitachi	80	2000	691.3	768
25	Los Alamos National Laboratory/ACL United States	ORIGIN 2000 250 MHz SGI	2048	1999	690.9	1024
26	NCAR (National Center for Atmospheric Research) United States	SP Power3 375 MHz IBM	668	2000	688	1002
27	Naval Oceanographic Office (NAVOCEANO) United States	T3E900 Cray Inc.	1084	1999	675	975.6
28	CSAR at the University of Manchester United Kingdom	T3E1200 Cray Inc.	812	2000	671	974.4
29	Deutscher Wetterdienst Germany	T3E1200 Cray Inc.	812	1999	671	974.4
30	NCSA United States	Netfinity Cluster PIII 1 GHz - Myrinet IBM	1024	2001	594	1024
31	University of Tokyo/Institute for Solid State Physics Japan	SR8000-F1/60 Hitachi	60	2000	577	720
32	Kyushu University Japan	VPP5000/64 Fujitsu	64	2000	563	614.4
33	Wright-Patterson Air Force Base/DoD ASC United States	SP Power3 375 MHz IBM	528	2000	553	792
34	United Kingdom Meteorological Office United Kingdom	T3E900 Cray Inc.	876	1997	552	788.4
35	Real World Computing (RWCP)/Tsukuba Research Center Japan	SCore III/PIII 933 MHz Self-made	1024	2001	547.9	955.4
36	IBM United States	SP Power3 375 MHz 16 way IBM	512	2000	546	768
37	Petroleum Company (G) Saudia Arabia	SP Power3 375 MHz 16 way IBM	512	2001	546	768
38	US Army Research Laboratory (ARL) United States	SP Power3 375 MHz 16 way IBM	512	2000	546	768
39	United Kingdom Meteorological Office United Kingdom	T3E1200 Cray Inc.	636	1999	526	763.2
40	NASA/Goddard Space Flight Center United States	T3E Cray Inc.	1356	2000	525	813.6
41	Sandia National Laboratories United States	CPlant/Ross Cluster Self-made	1000	2000	512.4	932
42	Hewlett-Packard United States	AlphaServer SC ES40/EV67 Hewlett-Packard	512	2000	507.6	682.66
43	Lawrence Livermore National Laboratory United States	AlphaServer SC ES40/EV67 Hewlett-Packard	512	2000	507.6	682.66
44	Centre Informatique National (CINES) France	SP Power3 375 MHz IBM	472	2001	494	708
45	Nagoya University Japan	VPP5000/56 Fujitsu	56	1999	492	537.6
46	Kyoto University Japan	VPP800/63 Fujitsu	63	1999	482	504
47	Lawrence Livermore National Laboratory United States	ASCI Blue-Pacific CTR, IBM SP 604e IBM	1344	1998	468.2	892.4
48	Tsukuba Advanced Computing Center - TACC/AIST Japan	SR8000/64 Hitachi	64	1999	449	512
49	Cray Inc. United States	T3E1200 Cray Inc.	540	1998	447	648
50	ERDC MSRC United States	T3E1200 Cray Inc.	540	1999	447	648
51	Forschungszentrum Juelich (FZJ) Germany	T3E1200 Cray Inc.	540	1999	447	648
52	Government United States	T3E1200 Cray Inc.	540	1998	447	648
53	Government United States	T3E1200 Cray Inc.	540	2001	447	648
54	NERSC/LBNL United States	T3E900 Cray Inc.	692	1997	444	622.8
55	Financial Institution Hong Kong	SP Power3 375 MHz IBM	424	2000	441	636
56	Defense Sweden	HPC 4500 400 MHz Cluster Sun Microsystems	896	1999	420.44	716.8
57	Service Provider United States	HPC 4500 400 MHz Cluster Sun Microsystems	896	2000	420.44	716.8
58	Service Provider United States	HPC 4500 400 MHz Cluster Sun Microsystems	896	2000	420.44	716.8
59	Sun United States	HPC 4500 400 MHz Cluster Sun Microsystems	896	2000	420.44	716.8
60	Sun United States	HPC 4500 400 MHz Cluster Sun Microsystems	896	2000	420.44	716.8
61	Japan Atomic Energy Research Institute Japan	ORIGIN 3000 500 MHz SGI	512	2001	405.6	512
62	SARA (Stichting Academisch Rekencentrum) Netherlands	ORIGIN 3000 500 MHz SGI	512	2000	405.6	512
63	SARA (Stichting Academisch Rekencentrum) Netherlands	ORIGIN 3000 500 MHz SGI	512	2000	405.6	512
64	Center for Computational Science, University of Tsukuba Japan	CP-PACS/2048 Hitachi/Tsukuba	2048	1996	368.2	614.4
65	Max-Planck-Gesellschaft MPI/IPP Germany	T3E Cray Inc.	812	1997	355	487.2
66	HWW/Universitaet Stuttgart Germany	T3E900 Cray Inc.	540	1996	341	486
67	Pittsburgh Supercomputing Center United States	T3E900 Cray Inc.	540	1998	341	486
68	Government United States	T3E1200 Cray Inc.	404	1999	334	484.8
69	University of Minnesota/Supercomputing Institute United States	SP Power3 375 MHz IBM	322	2000	330	483
70	Maui High-Performance Computing Center (MHPCC) United States	SP Power3 375 MHz IBM	320	2000	327	480
71	Institute of Physical and Chemical Res. (RIKEN) Japan	VPP700/160E Fujitsu	160	1999	319	384
72	ERDC MSRC United States	ORIGIN 3000 400 MHz SGI	512	2001	315.5	409.6
73	NASA/Ames Research Center/NAS United States	ORIGIN 3000 400 MHz SGI	512	2001	315.5	409.6
74	NASA/Ames Research Center/NAS United States	ORIGIN 3000 400 MHz SGI	512	2001	315.5	409.6
75	Silicon Graphics United States	ORIGIN 3000 400 MHz SGI	512	2001	315.5	409.6
76	US Army Research Laboratory (ARL) United States	ORIGIN 3000 400 MHz SGI	512	2000	315.5	409.6
77	NERSC/LBNL United States	SP Power3 200 MHz IBM	604	1999	310.3	483.2
78	Sandia National Laboratories United States	CPlant/Siberia Cluster Self-made	592	1999	309.2	592
79	ERDC MSRC United States	SP Power3 222 MHz IBM	512	2000	307.6	454.6
80	CNRS/IDRIS France	SX-5/40M3 NEC	40	2000	303	320
81	NASA/Ames Research Center/NAS United States	ORIGIN 2000 400 MHz SGI	512	2000	300.2	409.6
82	Central Research Institute of Electric Power Industry/CRIEPI Japan	VPP5000/32 Fujitsu	32	2000	296.1	307.2
83	US Army Space and Missile Defense Command United States	SP Power3 375 MHz IBM	284	2000	288	426
84	Meteo-France France	VPP5000/31 Fujitsu	31	1999	286	297.6
85	Maui High-Performance Computing Center (MHPCC) United States	Netfinity Cluster PIII 933 MHz - Myrinet IBM	520	2001	285	485.16
86	CSC (Center for Scientific Computing) Finland	T3E750 Cray Inc.	540	2000	284	405
87	Institute for Molecular Science Japan	VPP5000/30 Fujitsu	30	2000	277	288
88	NCSA United States	ORIGIN 2000 195/250 MHz SGI	1024	1998	264.9	327.68
89	Oak Ridge National Laboratory United States	AlphaServer SC ES40/EV67 Hewlett-Packard	256	2000	263.6	341.33
90	Pittsburgh Supercomputing Center United States	AlphaServer SC ES40/EV67 Hewlett-Packard	256	2000	263.6	341.33
91	Purdue University United States	SP Power3 375 MHz IBM	256	2000	257	384
92	Meteorological Research Institute/JMA Japan	SR8000/36 Hitachi	36	1999	255	288
93	ZIB/Konrad Zuse-Zentrum fuer Informationstechnik Germany	T3E900 Cray Inc.	404	1999	253	363.6
94	Chemical Company Germany	SP PC604e 332 MHz IBM	716	2000	250	475.4
95	Tohoku University Japan	SX-4/128H4 NEC	128	1997	244	256
96	Tohoku University, Institute of Fluid Science Japan	ORIGIN 2000 300 MHz SGI	640	2000	241.4	384
97	NASA/Ames Research Center/NAS United States	ORIGIN 2000 300 MHz SGI	512	1999	241.4	307.2
98	Bureau of Meteorology / CSIRO HPCCC Australia	SX-5/32M2 NEC	32	2000	241.4	256
99	Meteorological Service of Canada (MSC) Canada	SX-5/32M2 NEC	32	1999	241.4	256
100	National Research Institute for Metals Japan	SX-5/32H2 NEC	32	2000	241.4	256

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TOP500 List - June 2001 (1-100)