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Think of the tremendous human tragedy of time and energy a lot of scientists have lost trying to use MP machines.

Henry Burkhardt, KSR

TOP500 List - November 1995 (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	National Aerospace Laboratory of Japan Japan	Numerical Wind Tunnel Fujitsu	140	1993	170	235.79
2	Sandia National Laboratories United States	XP/S140 Intel	3680	1993	143.4	184
3	Oak Ridge National Laboratory United States	XP/S-MP 150 Intel	3072	1995	127.1	154
4	Government United States	T3D MC1024-8 Cray Inc.	1024	1994	100.5	153.6
5	National Lab. for High Energy Physics Japan	VPP500/80 Fujitsu	80	1994	98.9	128
6	Cornell Theory Center United States	SP2/512 IBM	512	1994	88.4	136.19
7	IBM United States	SP2/512 IBM	512	1995	88.4	136.19
8	Maui High-Performance Computing Center (MHPCC) United States	SP2/384 IBM	384	1994	66.3	102.14
9	NEC Fuchu Plant Japan	SX-4/32 NEC	32	1995	60.72	64
10	Los Alamos National Laboratory United States	CM-5/1056 Thinking Machines Corporation	1056	1993	59.7	135.17
11	Japan Atomic Energy Research Institute Japan	VPP500/42 Fujitsu	42	1994	54.5	67.2
12	Nagoya University Japan	VPP500/42 Fujitsu	42	1995	54.5	67.2
13	Minnesota Supercomputer Center United States	CM-5/896 Thinking Machines Corporation	896	1994	52.3	114.7
14	National Institute of Genetics Japan	VPP500/40 Fujitsu	40	1995	52	64
15	University of Tokyo/Institute for Solid State Physics Japan	VPP500/40 Fujitsu	40	1994	52	64
16	Los Alamos National Laboratory United States	T3D MC512-8 Cray Inc.	512	1994	50.8	76.8
17	Network Computing Services, Inc. United States	T3D MC512-8 Cray Inc.	512	1995	50.8	76.8
18	Pittsburgh Supercomputing Center United States	T3D MC512-8 Cray Inc.	512	1994	50.8	76.8
19	The Angstrom Technology Partnership Japan	VPP500/32 Fujitsu	32	1993	42.4	51.2
20	University of Tsukuba Japan	VPP500/30 Fujitsu	30	1993	39.8	48
21	Institute of Physical and Chemical Res. (RIKEN) Japan	VPP500/28 Fujitsu	28	1993	37.2	44.8
22	Air Force Research Laboratory/Information Director United States	XP/S-MP 41 Intel	816	1995	33.7	40.8
23	University of Edinburgh United Kingdom	T3D MC320-8 Cray Inc.	320	1995	31.7	48
24	NCSA United States	CM-5/512 Thinking Machines Corporation	512	1993	30.4	65.54
25	National Security Agency United States	CM-5/512 Thinking Machines Corporation	512	1993	30.4	65.54
26	NASA/Ames Research Center/NAS United States	SP2/160 IBM	160	1994	28.7	42.56
27	Hitachi Ltd. Enterprise Server Division Japan	S-3800/480 Hitachi	4	1994	28.4	32
28	Japan Meteorological Agency Japan	S-3800/480 Hitachi	4	1995	28.4	32
29	University of Tokyo Japan	S-3800/480 Hitachi	4	1993	28.4	32
30	Silicon Graphics United States	POWER CHALLENGEarray SGI	128	1995	26.653	46.08
31	Caltech/JPL United States	T3D SC256-8/264 Cray Inc.	256	1994	25.3	38.4
32	Cray Research United States	T3D MC256-8 Cray Inc.	256	1994	25.3	38.4
33	Defense Research Agency (DRA) United Kingdom	T3D MC256-8 Cray Inc.	256	1994	25.3	38.4
34	Ecole Polytechnique Federale de Lausanne Switzerland	T3D MC256-8 Cray Inc.	256	1994	25.3	38.4
35	Los Alamos National Laboratory United States	T3D SC256-8/464 Cray Inc.	256	1994	25.3	38.4
36	NERSC/LLNL United States	T3D SC256-8/364 Cray Inc.	256	1994	25.3	38.4
37	Petroleum Company (A) United States	T3D MC256-8 Cray Inc.	256	1995	25.3	38.4
38	ZIB/Konrad Zuse-Zentrum fuer Informationstechnik Germany	T3D SC256-8/464 Cray Inc.	256	1995	25.3	38.4
39	Atmospheric Environment Service (AES) Canada	SX-3/44R NEC	4	1994	23.2	25.6
40	NEC Japan	SX-3/44R NEC	4	1990	23.2	25.6
41	Tohoku University Japan	SX-3/44R NEC	4	1993	23.2	25.6
42	Hokkaido University Japan	S-3800/380 Hitachi	3	1994	21.6	24
43	Institute for Materials Research/Tohoku University Japan	S-3800/380 Hitachi	3	1994	21.6	24
44	Kyoto University Japan	VPP500/15 Fujitsu	15	1994	20.3	24
45	Atmospheric Environment Service (AES) Canada	SX-3/44 NEC	4	1991	20	22
46	ETH Switzerland	XP/S-MP 22 Intel	450	1995	18.7	22.5
47	MCI Worldcom United States	SP2/104 IBM	104	1994	18.59	27.664
48	US Army Research Laboratory (ARL) United States	POWER CHALLENGEarray SGI	96	1995	18.455	28.8
49	Institute for Molecular Science Japan	SX-3/34R NEC	3	1993	17.4	19.2
50	Silicon Graphics Switzerland	POWER CHALLENGEarray SGI	64	1995	15.598	23.04
51	Silicon Graphics United States	POWER CHALLENGEarray SGI	64	1995	15.598	23.04
52	Atmospheric Environment Service (AES) Canada	SX-4/8 NEC	8	1995	15.47	16
53	Caltech United States	XP/S35 Intel	512	1994	15.2	26
54	Oak Ridge National Laboratory United States	XP/S35 Intel	512	1992	15.2	26
55	NIH (National Institutes of Health) United States	SP2/85 IBM	85	1995	15.19	22.61
56	Geco-Prakla United States	CM-5/256 Thinking Machines Corporation	256	1994	15.1	32.77
57	Government United States	CM-5/256 Thinking Machines Corporation	256	1993	15.1	32.77
58	Naval Research Laboratory (NRL) United States	CM-5/256 Thinking Machines Corporation	256	1992	15.1	32.77
59	Caltech United States	Delta Intel	512	1991	13.9	20.48
60	Cray Research United States	Y-MP C916/16256 Cray Inc.	16	1992	13.7	15.238
61	DKRZ - Deutsches Klimarechenzentrum Germany	Y-MP C916/16256 Cray Inc.	16	1995	13.7	15.238
62	DOE/Bettis Atomic Power Laboratory United States	Y-MP C916/16256 Cray Inc.	16	1993	13.7	15.238
63	DOE/Knolls Atomic Power Laboratory United States	Y-MP C916/16256 Cray Inc.	16	1993	13.7	15.238
64	ECMWF United Kingdom	Y-MP C916/16256 Cray Inc.	16	1994	13.7	15.238
65	ERDC MSRC United States	Y-MP C916/161024 Cray Inc.	16	1994	13.7	15.238
66	Ford Motor Company United States	Y-MP C916/16512 Cray Inc.	16	1995	13.7	15.238
67	Ford Motor Company United States	Y-MP C916/16512 Cray Inc.	16	1993	13.7	15.238
68	Government United States	Y-MP C916/161024 Cray Inc.	16	1992	13.7	15.238
69	Government United States	Y-MP C916/161024 Cray Inc.	16	1992	13.7	15.238
70	Government United States	Y-MP C916/161024 Cray Inc.	16	1992	13.7	15.238
71	Government United States	Y-MP C916/16512 Cray Inc.	16	1994	13.7	15.238
72	Government United States	Y-MP C916/161024 Cray Inc.	16	1992	13.7	15.238
73	Government Communications Headquarters United Kingdom	Y-MP C916/16256 Cray Inc.	16	1994	13.7	15.238
74	KISTI Supercomputing Center Korea, South	Y-MP C916/16512 Cray Inc.	16	1993	13.7	15.238
75	MITI - AIST - RIPS Japan	Y-MP C916/16256 Cray Inc.	16	1994	13.7	15.238
76	NASA/Ames Research Center/NAS United States	Y-MP C916/161024 Cray Inc.	16	1993	13.7	15.238
77	NERSC/LLNL United States	Y-MP C916/16256 Cray Inc.	16	1992	13.7	15.238
78	NOAA United States	Y-MP C916/16256 Cray Inc.	16	1994	13.7	15.238
79	NOAA/Geophysical Fluid Dynamics Laboratory (GFDL) United States	Y-MP C916/16256 Cray Inc.	16	1995	13.7	15.238
80	National Security Agency United States	Y-MP C916/16512 Cray Inc.	16	1994	13.7	15.238
81	Naval Oceanographic Office (NAVOCEANO) United States	Y-MP C916/161024 Cray Inc.	16	1994	13.7	15.238
82	Pittsburgh Supercomputing Center United States	Y-MP C916/16512 Cray Inc.	16	1994	13.7	15.238
83	Silicon Graphics United States	Y-MP C916/16512 Cray Inc.	16	1992	13.7	15.238
84	Tohoku University, Institute of Fluid Science Japan	Y-MP C916/161024 Cray Inc.	16	1994	13.7	15.238
85	United Kingdom Meteorological Office United Kingdom	Y-MP C916/16256 Cray Inc.	16	1994	13.7	15.238
86	Communications Res. Lab. (CRL) Japan	VPP500/10 Fujitsu	10	1993	13.6	16
87	SARA (Stichting Academisch Rekencentrum) Netherlands	SP2/76 IBM	76	1995	13.58	20.216
88	Nuclear Power Engineering Japan	SP2/72 IBM	72	1995	12.87	19.152
89	Air Force/Eglin Air Force Base United States	T3D MC128-8 Cray Inc.	128	1994	12.8	19.2
90	Commissariat a l'Energie Atomique (CEA) France	T3D MC128-8 Cray Inc.	128	1993	12.8	19.2
91	Commissariat a l'Energie Atomique (CEA) France	T3D MCA128-8 Cray Inc.	128	1994	12.8	19.2
92	Cray Research United States	T3D MC128-8 Cray Inc.	128	1995	12.8	19.2
93	ECMWF United Kingdom	T3D MCA128-8 Cray Inc.	128	1994	12.8	19.2
94	Environmental Protection Agency United States	T3D MCA128-8 Cray Inc.	128	1995	12.8	19.2
95	Max-Planck-Gesellschaft MPI/IPP Germany	T3D MCA128-8 Cray Inc.	128	1995	12.8	19.2
96	Phillips Petroleum Company United States	T3D MC128-8 Cray Inc.	128	1994	12.8	19.2
97	Reactor & Nuclear Fuel Development Japan	T3D MCA128-2 Cray Inc.	128	1994	12.8	19.2
98	Tohoku University, Institute of Fluid Science Japan	T3D MCA128-8 Cray Inc.	128	1994	12.8	19.2
99	University of Alaska - ARSC United States	T3D MC128-8 Cray Inc.	128	1995	12.8	19.2
100	Leibniz Rechenzentrum Germany	SP2/70 IBM	70	1995	12.51	18.62

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TOP500 List - November 1995 (1-100)