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There are lies, damn lies, and benchmarks.

Mark Twain, Kevin McCurley

TOP500 List - November 2007 (1-100)

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

Rank	Site	Computer	Cores	Year	R_max	R_peak
1	DOE/NNSA/LLNL United States	BlueGene/L - eServer Blue Gene Solution IBM	212992	2007	478.20	596.38
2	Forschungszentrum Juelich (FZJ) Germany	JUGENE - Blue Gene/P Solution IBM	65536	2007	167.30	222.82
3	SGI/New Mexico Computing Applications Center (NMCAC) United States	SGI Altix ICE 8200, Xeon quad core 3.0 GHz SGI	14336	2007	126.90	172.03
4	Computational Research Laboratories, TATA SONS India	EKA - Cluster Platform 3000 BL460c, Xeon 53xx 3GHz, Infiniband Hewlett-Packard	14240	2007	117.90	170.88
5	Government Agency Sweden	Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, Infiniband Hewlett-Packard	13728	2007	102.80	146.43
6	NNSA/Sandia National Laboratories United States	Red Storm - Sandia/ Cray Red Storm, Opteron 2.4 GHz dual core Cray Inc.	26569	2007	102.20	127.53
7	Oak Ridge National Laboratory United States	Jaguar - Cray XT4/XT3 Cray Inc.	23016	2006	101.70	119.35
8	IBM Thomas J. Watson Research Center United States	BGW - eServer Blue Gene Solution IBM	40960	2005	91.29	114.69
9	NERSC/LBNL United States	Franklin - Cray XT4, 2.6 GHz Cray Inc.	19320	2007	85.37	100.46
10	Stony Brook/BNL, New York Center for Computational Sciences United States	New York Blue - eServer Blue Gene Solution IBM	36864	2007	82.16	103.22
11	DOE/NNSA/LLNL United States	ASC Purple - eServer pSeries p5 575 1.9 GHz IBM	12208	2006	75.76	92.78
12	Rensselaer Polytechnic Institute, Computational Center for Nanotechnology Innovations United States	eServer Blue Gene Solution IBM	32768	2007	73.03	91.75
13	Barcelona Supercomputing Center Spain	MareNostrum - BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet IBM	10240	2006	63.83	94.21
14	NCSA United States	Abe - PowerEdge 1955, 2.33 GHz, Infiniband Dell	9600	2007	62.68	89.59
15	Leibniz Rechenzentrum Germany	HLRB-II - Altix 4700 1.6 GHz SGI	9728	2007	56.52	62.26
16	GSIC Center, Tokyo Institute of Technology Japan	TSUBAME Grid Cluster - Sun Fire x4600 Cluster, Opteron 2.4/2.6 GHz and ClearSpeed Accelerator, Infiniband NEC/Sun	11664	2007	56.43	102.02
17	University of Edinburgh United Kingdom	HECToR - Cray XT4, 2.8 GHz Cray Inc.	11328	2007	54.65	63.44
18	NNSA/Sandia National Laboratories United States	Thunderbird - PowerEdge 1850, 3.6 GHz, Infiniband Dell	9024	2006	53.00	64.97
19	Commissariat a l'Energie Atomique (CEA) France	Tera-10 - NovaScale 5160, Itanium2 1.6 GHz, Quadrics Bull SA	9968	2006	52.84	63.80
20	NASA/Ames Research Center/NAS United States	Columbia - SGI Altix 1.5 GHz, Voltaire Infiniband SGI	10160	2004	51.87	60.96
21	Wright-Patterson Air Force Base/DoD ASC United States	Altix 4700 1.6 GHz SGI	9216	2007	51.44	58.98
22	Texas Advanced Computing Center/Univ. of Texas United States	Lonestar - PowerEdge 1955, 2.66 GHz, Infiniband Dell	5848	2007	46.73	62.22
23	National Supercomputer Centre (NSC) Sweden	Cluster Platform 3000 DL140 Cluster, Xeon 2.33GHz Infiniband Hewlett-Packard	6400	2007	44.46	59.65
24	IBM - Rochester United States	Blue Gene/P Solution IBM	16384	2007	43.16	55.71
25	Maui High-Performance Computing Center (MHPCC) United States	Jaws - PowerEdge 1955, 3.0 GHz, Infiniband Dell	5200	2006	42.39	62.40
26	Commissariat a l'Energie Atomique (CEA) France	CEA-CCRT-Platine - Novascale 3045, Itanium2 1.6 GHz, Infiniband Bull SA	7680	2007	42.13	49.15
27	US Army Research Laboratory (ARL) United States	Michael J. Muuss Cluster (MJM) - Evolocity II (LS Supersystem) Xeon 51xx 3.0 GHz IB Linux Networx	4416	2007	40.61	52.99
28	Forschungszentrum Juelich (FZJ) Germany	JUBL - eServer Blue Gene Solution IBM	16384	2006	37.33	45.88
29	Lawrence Livermore National Laboratory United States	Atlas - Appro Xtreme Server - Quad Opteron Dual Core 2.4GHz Infiniband Appro International	9216	2007	36.62	44.24
30	The Earth Simulator Center Japan	Earth-Simulator NEC	5120	2002	35.86	40.96
31	ERDC MSRC United States	Sapphire - Cray XT3, 2.6 GHz dual Core Cray Inc.	8192	2006	35.20	42.60
32	Louisiana Optical Network Initiative United States	Queen Bee - PowerEdge 1950, 2.33 GHz, Infiniband Dell	5440	2007	34.78	50.77
33	Joint Supercomputer Center Russia	Cluster Platform 3000 BL460c, Xeon 53xx 3GHz, Infiniband Hewlett-Packard	3760	2007	33.89	45.12
34	NASA/Ames Research Center/NAS United States	SGI Altix ICE 8200, 2.66 GHz SGI	4096	2007	32.52	43.58
35	Atomic Weapons Establishment United Kingdom	Cray XT3, 2.6 GHz dual Core Cray Inc.	7812	2006	32.50	40.62
36	University of North Carolina United States	Topsail - PowerEdge 1955, 2.33 GHz, Cisco/Topspin Infiniband Dell	4160	2007	28.77	38.82
37	ASTRON/University Groningen Netherlands	Stella - eServer Blue Gene Solution IBM	12288	2005	27.45	34.41
38	Lawrence Livermore National Laboratory United States	Minos - Appro Xtreme Server - Quad Opteron Dual Core 2.4GHz Infiniband Appro International	6912	2007	27.38	33.18
39	Caltech United States	CITerra - PowerEdge 1950, 2.33 GHz, Myrinet Dell	4096	2007	22.59	37.70
40	Max-Planck-Gesellschaft MPI/IPP Germany	Genius - Blue Gene/P Solution IBM	8192	2007	21.91	27.85
41	Oak Ridge National Laboratory United States	Blue Gene/P Solution IBM	8192	2007	21.91	27.85
42	Indiana University United States	Big Red - BladeCenter JS21 Cluster, PPC 970, 2.5 GHz, Myrinet IBM	3072	2007	21.79	30.72
43	Holland Computing Center at PKI United States	Firefly - PowerEdge SC1435 Dual core Opteron 2.8 GHz, Infiniband Dell	4604	2007	21.50	25.78
44	Government Classified United States	Cluster Platform 6000 rx1620, Itanium2 1.6 GHz, Quadrics Hewlett-Packard	4096	2007	20.45	26.21
45	Naval Oceanographic Office (NAVOCEANO) United States	eServer pSeries p5 575 1.9 GHz IBM	3072	2006	20.07	23.35
46	IBM Advanced Client Technology Center United States	eServer pSeries p5 575 1.9 GHz IBM	3072	2007	20.07	23.35
47	Lawrence Livermore National Laboratory United States	Thunder - Intel Itanium2 Tiger4 1.4GHz - Quadrics California Digital Corporation	4096	2004	19.94	22.94
48	CINECA Italy	BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband IBM	5120	2007	19.91	61.44
49	National Center for High Performance Computing Taiwan	xSeries x3550 Cluster Xeon, 3 GHz, Infiniband IBM	2080	2007	19.91	24.96
50	SGI United States	SGI Altix ICE 8200, 3.0 GHz SGI	2048	2007	19.36	24.58
51	University of Reading United Kingdom	BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet IBM	3040	2007	19.04	27.97
52	Computational Biology Research Center, AIST Japan	Blue Protein - eServer Blue Gene Solution IBM	8192	2005	18.67	22.94
53	EDF R&D France	Frontier - eServer Blue Gene Solution IBM	8192	2007	18.67	22.94
54	Ecole Polytechnique Federale de Lausanne Switzerland	eServer Blue Gene Solution IBM	8192	2005	18.67	22.94
55	High Energy Accelerator Research Organization /KEK Japan	KEK/BG Sakura - eServer Blue Gene Solution IBM	8192	2006	18.67	22.94
56	High Energy Accelerator Research Organization /KEK Japan	KEK/BG MOMO - eServer Blue Gene Solution IBM	8192	2006	18.67	22.94
57	IBM Rochester, On Demand Deep Computing Center United States	eServer Blue Gene Solution IBM	8192	2006	18.67	22.94
58	Indian Institute of Science India	eServer Blue Gene Solution IBM	8192	2007	18.67	22.94
59	Sinopec ShengLI Oilfield Branch Company, Geophysical Research Institute China	BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet IBM	4096	2007	18.60	38.22
60	Cambridge University United Kingdom	Darwin - PowerEdge 1950, 3.0 GHz, Infinipath Dell	2340	2006	18.27	28.08
61	Lawrence Livermore National Laboratory United States	Rhea - Appro Xtreme Server - Quad Opteron Dual Core 2.4GHz Infiniband Appro International	4608	2007	18.24	22.12
62	University of Minnesota United States	SGI Altix XE 1300 Cluster Solutions, 2.66GHZ, Infiniband SGI	2048	2007	17.31	21.79
63	University of Southern California United States	HPC - Opteron, Xeon Cluster, Myrinet Sun Microsystems	6024	2007	17.11	23.68
64	Idaho National Laboratory United States	Ice Storm - SGI Altix ICE 8200, 2.66 GHz SGI	2048	2007	17.09	21.79
65	Pittsburgh Supercomputing Center United States	BigBen - Cray XT3, 2.6 GHz dual Core Cray Inc.	4136	2006	17.00	21.51
66	NCSA United States	T3 - PowerEdge 1955, 2.66 GHz, Infiniband Dell	2048	2007	16.68	21.30
67	ECMWF United Kingdom	eServer pSeries p5 575 1.9 GHz IBM	2480	2007	16.20	18.85
68	ECMWF United Kingdom	eServer pSeries p5 575 1.9 GHz IBM	2480	2007	16.20	18.85
69	COLSA United States	MACH5 - Apple XServe, 2.0 GHz, Myrinet Self-made	3072	2005	16.18	24.58
70	University of Tokyo Japan	SR11000-J2 Hitachi	128	2007	15.81	18.84
71	CINECA Italy	BCX - eServer 326 Cluster, Opteron Dual Core 2.6 GHz, Infiniband IBM	10240	2007	15.76	53.25
72	Korea Meteorological Administration Korea, South	Cray X1E (4GB) Cray Inc.	1020	2005	15.71	18.44
73	Stanford University/Biomedical Computational Facility United States	Bio-X2 - PowerEdge 1950, 2.33 GHz, Infiniband Dell	2208	2007	15.57	20.58
74	National Centers for Environmental Prediction United States	eServer pSeries p5 575 1.9 GHz IBM	2368	2006	15.47	18.00
75	National Centers for Environmental Prediction United States	eServer pSeries p5 575 1.9 GHz IBM	2368	2006	15.47	18.00
76	Ohio Supercomputer Center United States	xSeries x3455 Cluster Opteron, 2.6 GHz, Infiniband IBM	4144	2007	15.35	21.55
77	US Army Research Laboratory (ARL) United States	Humvee - Evolocity II (LS Supersystem) Linux Networx	3368	2006	15.20	19.66
78	IT Services Provider (C) United States	Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard	3080	2007	15.13	28.71
79	Kyushu University Japan	PRIMERGY RX200S3 Fujitsu	1536	2007	15.09	18.43
80	Oak Ridge National Laboratory United States	Cray X1E (2GB) Cray Inc.	1014	2005	14.96	18.33
81	Japan Marine Science and Technology Japan	Altix 4700 1.6 GHz SGI	2560	2006	14.59	16.38
82	Naval Research Laboratory (NRL) United States	SGI Altix ICE 8200, 3.0 GHz SGI	1536	2007	14.52	18.43
83	University of Tromso Norway	Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard	5632	2007	14.47	60.08
84	Swiss Scientific Computing Center (CSCS) Switzerland	Cray XT3, 2.6 GHz dual Core Cray Inc.	3328	2006	14.22	17.31
85	Semiconductor Company (P) United States	Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard	2400	2007	14.17	25.54
86	Los Alamos National Laboratory United States	Roadrunner 2 - xSeries x3755 Cluster Opteron dual core 2.2 GHz, Infiniband IBM	4608	2007	14.07	20.28
87	Los Alamos National Laboratory United States	Roadrunner 3 - xSeries x3755 Cluster Opteron dual core 2.2 GHz, Infiniband IBM	4608	2007	14.07	20.28
88	Los Alamos National Laboratory United States	Roadrunner 1 - xSeries x3755 Cluster Opteron dual core 2.2 GHz, Infiniband IBM	4608	2007	14.07	20.28
89	CeSViMa - BSC Spain	BladeCenter JS20 Cluster, PPC 970, 2.2 GHz, Myrinet IBM	2408	2006	14.00	21.19
90	Financial Institution (U) United Kingdom	Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard	2768	2007	13.90	25.80
91	Los Alamos National Laboratory United States	ASCI Q - AlphaServer SC45, 1.25 GHz Hewlett-Packard	8192	2002	13.88	20.48
92	Semiconductor Company (P) United States	Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard	2324	2007	13.79	24.73
93	UCSD/San Diego Supercomputer Center United States	Intimidata - eServer Blue Gene Solution IBM	6144	2006	13.78	17.20
94	Semiconductor Company Taiwan	Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard	2000	2007	13.68	24.00
95	Jefferson Lab United States	LQCD AMD 7N Cluster - KOI Quad Core Opteron 1.9GHz, Infiniband Koi Computers	3040	2007	13.46	23.10
96	Financial Institution (D) Germany	Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard	2640	2007	13.38	24.60
97	Financial Institution (D) Germany	Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard	2640	2007	13.38	24.60
98	IT Service Provider (B) United States	Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard	2200	2007	13.16	23.47
99	Financial Institution (D) Germany	Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard	2544	2007	12.98	23.71
100	Centro de Supercomp. de Galicia Spain	Finis Terrae - Integrity rx7640/Superdome Itanium2 Cluster Hewlett-Packard	2400	2007	12.97	15.36

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TOP500 List - November 2007 (1-100)