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In November 2008, 290 systems appeared in the TOP500 list.

Rank System Procs Memory(GB) Rmax (GFlops) Rpeak (GFlops) Vendor
1 Roadrunner
BladeCenter QS22/LS21 Cluster, PowerXCell 8i 3.2 Ghz / Opteron DC 1.8 GHz , Voltaire Infiniband		 129600 N/A 1.105e+06 1.4567e+06 IBM
2 Jaguar
Cray XT5 QC 2.3 GHz		 150152 N/A 1.059e+06 1.3814e+06 Cray Inc.
3 Pleiades
SGI Altix ICE 8200EX, Xeon QC 3.0/2.66 GHz		 51200 51200 487005 608829 SGI
4 BlueGene/L
eServer Blue Gene Solution		 212992 73728 478200 596378 IBM
5 Blue Gene/P Solution 163840 N/A 450300 557056 IBM
6 Ranger
SunBlade x6420, Opteron QC 2.3 Ghz, Infiniband		 62976 125952 433200 579379 Sun
7 Franklin
Cray XT4 QuadCore 2.3 GHz		 38642 77280 266300 355506 Cray Inc.
8 Jaguar
Cray XT4 QuadCore 2.1 GHz		 30976 N/A 205000 260200 Cray Inc.
9 Red Storm
Sandia/ Cray Red Storm, XT3/4, 2.4/2.2 GHz dual/quad core		 38208 N/A 204200 284000 Cray Inc.
12 Encanto
SGI Altix ICE 8200, Xeon quad core 3.0 GHz		 14336 28000 133200 172032 SGI
15 Kraken
Cray XT4 QuadCore 2.3 GHz		 17956 14976 125128 165195 Cray Inc.
20 Chinook
Cluster Platform 4000 DL185G5, Opteron QC 2.2 GHz, Infiniband DDR		 18176 N/A 97071 159949 HP
22 Power 575, p6 4.7 GHz, Infiniband 8288 N/A 92980 155814 IBM
25 BGW
eServer Blue Gene Solution		 40960 N/A 91290 114688 IBM
26 Cray XT5 QC 2.3 GHz 12733 N/A 90840 117134 Cray Inc.
28 New York Blue
eServer Blue Gene Solution		 36864 N/A 82161 103219 IBM
30 Cray XT5 QC 2.3 GHz 10400 N/A 76800 95680 Cray Inc.
33 ASC Purple
eServer pSeries p5 575 1.9 GHz		 12208 48832 75760 92781 IBM
34 eServer Blue Gene Solution 32768 N/A 73032 91750 IBM
36 Power 575, p6 4.7 GHz, Infiniband 4992 N/A 69735 93849.6 IBM
37 Abe
PowerEdge 1955, 2.33 GHz, Infiniband, Windows Server 2008/Red Hat Enterprise Linux 4		 9600 9600 68480 89587.2 Dell
38 Power 575, p6 4.7 GHz, Infiniband 4896 N/A 68393.9 92044.8 IBM
39 Columbia
SGI Altix 1.5/1.6/1.66 GHz, Voltaire Infiniband		 13824 27648 66567 82944 SGI
41 Cerrillos
BladeCenter QS22/LS21 Cluster, PowerXCell 8i 3.2 Ghz / Opteron DC 1.8 GHz , Infiniband		 7200 N/A 63250 80928 IBM
42 BladeCenter QS22/LS21 Cluster, PowerXCell 8i 3.2 Ghz / Opteron DC 1.8 GHz , Infiniband 7200 N/A 63250 80928 IBM
43 bluefire
Power 575, p6 4.7 GHz, Infiniband		 4064 N/A 57734 76403.2 IBM
45 Jade
Cray XT4 QuadCore 2.1 GHz		 8464 N/A 56250 71097 Cray Inc.
47 Thunderbird
PowerEdge 1850, 3.6 GHz, Infiniband		 9024 N/A 53000 64972.8 Dell
49 Altix 4700 1.6 GHz 9216 20000 51441 58982 SGI
56 Blue Gene/P Solution 16384 N/A 46830 55706 IBM
58 Lonestar
PowerEdge 1955, 2.66 GHz, Infiniband		 5848 11600 46730 62220 Dell
60 Palmetto
PowerEdge 1950/SunFire X2200 Cluster Intel 53xx/54xx 2.33Ghz, Opteron 2.3 Ghz, Myrinet 10G		 6120 9180 45610 56548.8 Dell/Sun
61 HPC
PowerEdge 1950/SunFire X2200 Cluster Intel 53xx 2.33Ghz, Opteron 2.3 Ghz, Myrinet 10G		 6120 6144 44190 56304 Dell/Sun
62 Jaws
PowerEdge 1955, 3.0 GHz, Infiniband		 5200 5200 42390 62400 Dell
64 Michael J. Muuss Cluster (MJM)
Evolocity II (LS Supersystem) Xeon 51xx 3.0 GHz IB		 4416 8832 40610 52992 LNXI
66 R Smarr
Dell DCS CS23-SH, QC HT 2.8 GHz, Infiniband		 4608 65536 39580 51609.6 Dell
72 Atlas
Appro Xtreme Server - Quad Opteron Dual Core 2.4GHz Infiniband		 9216 18432 36620 44240 Appro
74 Sapphire
Cray XT3, 2.6 GHz dual Core		 8192 N/A 35200 42598.4 Cray Inc.
76 Queen Bee
PowerEdge 1950, 2.33 GHz, Infiniband		 5440 5440 34780 50766.1 Dell
78 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 5216 N/A 33334.5 62592 HP
80 Odyssey
PowerEdge M600 Cluster, Xeon E5410 2.3Ghz, Infiniband		 4096 16384 32410 38175 Dell
82 Saguaro 2
PowerEdge M100e/M600, E54xx/X5355 2.83/2.66 GHz, Infiniband		 4200 10240 30110 44688 Dell
83 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 4584 N/A 29365 55008 HP
87 Topsail
PowerEdge 1955, 2.33 GHz, Cisco/Topspin Infiniband		 4160 6240 28770 38821.1 Dell
88 Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband DDR 3456 N/A 28388.8 36868.6 HP
89 Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband DDR 3456 N/A 28388.8 36868.6 HP
90 PowerEdge 1950, Xeon E54xx, 2 GHz, Infiniband 4176 N/A 28030 33408 Dell
91 Intel-SCTO-HPC2A
Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet		 5184 20736 27720 62208 HP
94 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 4280 N/A 27448 51360 HP
95 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 4280 N/A 27448 51360 HP
96 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 4280 N/A 27448 51360 HP
97 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 4280 N/A 27448 51360 HP
98 Minos
Appro Xtreme Server - Quad Opteron Dual Core 2.4GHz Infiniband		 6912 13824 27380 33178 Appro
99 Arev
SunBlade x6250, Xeon L5420 2.5GHz, Infiniband DDR		 3440 13760 27370 34400 Sun
104 Steele
PowerEdge 1950, Xeon E54xx, 2.33 GHz, GigE		 5600 13568 26800 52248 Dell
105 Jet
NOW Cluster - Intel Xeon 51xx/E54xx 2.8 Ghz, Infiniband		 3440 9888 26730 36601 Raytheon-Aspen Systems/Appro
108 Cray XT5 QC 2.3 GHz 3456 N/A 26310 31795.2 Cray Inc.
109 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 4096 N/A 26286.9 49152 HP
110 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 4096 N/A 26286.9 49152 HP
111 Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband DDR 3200 N/A 26286 34137.6 HP
112 Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband DDR 3200 N/A 26286 34137.6 HP
113 Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband DDR 3200 N/A 26286 34137.6 HP
114 Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband DDR 3200 N/A 26286 34137.6 HP
115 Intel-ORTO-HPC2A
Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet		 4000 N/A 25530 48000 HP
116 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 3976 N/A 25528.2 47712 HP
120 BladeCenter HS21 Cluster, Xeon QC 2.66 GHz, GigEthernet 5136 N/A 24670 54790.8 IBM
122 Cluster Platform 3000 BL460c, Xeon L54xx 2 GHz, GigEthernet 5760 N/A 24490.6 46080 HP
123 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 3776 N/A 24244.1 45312 HP
124 Cluster Platform 3000 BL2x220, E54xx 3.0 Ghz, GigE 3712 N/A 23856.7 44544 HP
125 BladeCenter HS21 Cluster, Xeon QC 2.66 GHz, GigEthernet 4800 N/A 23616.4 51206.4 IBM
129 Blue Gene/P Solution 8192 N/A 23415 27850 IBM
130 New York Blue
Blue Gene/P Solution		 8192 N/A 23415 27850 IBM
132 Cluster Platform 3000 BL460c, Xeon 52xx 3 GHz, GigEthernet 3624 N/A 23298.8 43488 HP
133 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 3576 N/A 22994.3 42912 HP
135 Cluster Platform 3000 BL460c, Xeon E54xx 2.33 GHz, GigEthernet 4608 N/A 22924.2 42946.6 HP
136 Cluster Platform 3000 BL460c, Xeon E54xx 2.33 GHz, GigEthernet 4608 N/A 22924.2 42946.6 HP
137 Cluster Platform 3000 BL460c, Xeon E54xx 2.33 GHz, GigEthernet 4608 N/A 22924.2 42946.6 HP
138 Cluster Platform 3000 BL460c, Xeon E54xx 2.33 GHz, GigEthernet 4608 N/A 22924.2 42946.6 HP
140 CITerra
PowerEdge 1950, 2.33 GHz, Myrinet		 4096 6144 22590 37700 Dell
142 Cluster Platform 3000 BL460c, Xeon L54xx 2.5 GHz, GigEthernet 4184 N/A 22369 41840 HP
146 Endeavor
Intel Cluster, Xeon E54xx, 2.8 GHz, Infiniband		 2296 N/A 21810 25715 Intel
147 Big Red
BladeCenter JS21 Cluster, PPC 970, 2.5 GHz, Myrinet		 3072 6144 21790 30720 IBM
148 Cluster Platform 3000 BL460c, Xeon L54xx 2.5 GHz, GigEthernet 4072 N/A 21779.3 40720 HP
149 Cluster Platform 3000 BL460c, Xeon L54xx 2.5 GHz, GigEthernet 4072 N/A 21779.3 40720 HP
150 Cluster Platform 3000 BL460c, Xeon L54xx 2.33 GHz, GigEthernet 4352 N/A 21671.4 40560.6 HP
151 Cluster Platform 3000 BL460c, Xeon E54xx 2.83 GHz, GigEthernet 3568 N/A 21643.4 40389.8 HP
154 Firefly
PowerEdge SC1435 Dual core Opteron 2.8 GHz, Infiniband		 4604 9208 21500 25782.4 Dell
155 Cray XT5 QC 2.3 GHz 2816 N/A 21437.8 25907.2 Cray Inc.
157 Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet 3704 N/A 21163.5 39514.3 HP
158 Cluster Platform 4000 BL465c, Opteron DC 2.4GHz, GigEthernet 8192 N/A 21029.5 39321.6 HP
161 Cluster Platform 3000 BL460c, Xeon L54xx 2.5 GHz, GigEthernet 3904 N/A 20893.9 39040 HP
165 Cluster Platform 6000 rx1620, Itanium2 1.6 GHz, Quadrics 4096 4096 20450 26214 HP
167 Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet 4096 N/A 20416.1 38174.7 HP
168 Cluster Platform 3000 BL460c, Xeon L54xx 2.5 GHz, GigEthernet 3784 N/A 20260.7 37840 HP
169 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 4032 N/A 20244.8 48384 IBM
170 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 4032 N/A 20244.8 48384 IBM
172 eServer pSeries p5 575 1.9 GHz 3072 N/A 20070 23347.2 IBM
173 eServer pSeries p5 575 1.9 GHz 3072 N/A 20070 23347 IBM
175 xSeries x3550 Cluster Xeon QC HT, 2.5 GHz, GigEthernet 4344 N/A 19984.1 43440 IBM
176 Thunder
Intel Itanium2 Tiger4 1.4GHz - Quadrics		 4096 N/A 19940 22938 California Digital Corporation
180 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 3072 N/A 19790.7 36864 HP
181 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 3072 N/A 19790.7 36864 HP
182 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 3072 N/A 19790.7 36864 HP
183 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 3072 N/A 19790.7 36864 HP
184 BladeCenter HS21 Cluster, Xeon QC 2.66 GHz, GigEthernet 3920 N/A 19753.1 41818.6 IBM
186 Cluster Platform 4000 BL465c, Opteron DC 2.6GHz, Infiniband 4896 N/A 19603.6 25459.2 HP
188 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 3012 N/A 19408.5 36144 HP
189 SGI Altix ICE 8200, 3.0 GHz 2048 4096 19360 24576 SGI
192 Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet 2976 N/A 19179.1 35712 HP
193 Cluster Platform 3000 BL460c, Xeon E54xx 2.33 GHz, GigEthernet 3840 N/A 19158.5 35788.8 HP
195 BladeCenter HS21 Cluster, Xeon QC 2.66 GHz, GigEthernet 3760 N/A 19050.6 40111.7 IBM
197 Cluster Platform 3000 BL460c, Xeon L54xx 2.83 GHz, GigEthernet 3120 N/A 18957.5 35318.4 HP
198 Cluster Platform 3000 BL460c, Xeon L54xx 2.83 GHz, GigEthernet 3120 N/A 18957.5 35318.4 HP
201 Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband DDR 2304 N/A 18925.9 24579.1 HP
203 Cluster Platform 3000 BL2x220, L54xx 2.33 Ghz, GigE 3752 N/A 18725.6 34968.6 HP
204 Cluster Platform 3000 BL2x220, L54xx 2.33 Ghz, GigE 3752 N/A 18725.6 34968.6 HP
205 Cluster Platform 3000 BL2x220, L54xx 2.33 Ghz, GigE 3752 N/A 18725.6 34968.6 HP
206 Cluster Platform 3000 BL460c, Xeon 52xx 3 GHz, GigEthernet 2896 N/A 18669.1 34752 HP
212 eServer Blue Gene Solution 8192 N/A 18665 22937.6 IBM
215 BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 4208 N/A 18600 44773 IBM
216 BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 4092 N/A 18600 43653.5 IBM
217 xSeries x3650 Cluster Xeon dual core 2.66 GHz, GigEthernet 3976 N/A 18600 42416 IBM
218 BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 4220 N/A 18600 39381 IBM
222 xSeries x3450 Cluster Xeon quad core, 3.0 GHz, GigEthernet 3784 N/A 18522.1 45408 IBM
223 xSeries x3450 Cluster Xeon quad core, 3.0 GHz, GigEthernet 3784 N/A 18522.1 45408 IBM
224 xSeries x3450 Cluster Xeon quad core, 3.0 GHz, GigEthernet 3784 N/A 18522.1 45408 IBM
226 Cluster Platform 3000 BL680c, Xeon 73xx 2.4 Ghz, GigabitEth 3584 N/A 18436.1 34406.4 HP
227 Cluster Platform 4000 BL465c, Opteron DC 2.6GHz, GigEthernet 6608 N/A 18431.3 34361.6 HP
230 Cluster Platform 3000 BL460c, Xeon L54xx 2.5 GHz, GigEthernet 3408 N/A 18273.2 34080 HP
231 Cluster Platform 3000 BL460c, Xeon L54xx 2.5 GHz, GigEthernet 3408 N/A 18273.2 34080 HP
235 Rhea
Appro Xtreme Server - Quad Opteron Dual Core 2.4GHz Infiniband		 4608 9216 18240 22118 Appro
237 xSeries x3550 Cluster Xeon quad core 3.0 GHz, Infiniband 2016 N/A 18089.1 24192 IBM
239 Cluster Platform 3000 BL460c, Xeon 54xx 2.5 GHz, GigEthernet 3352 N/A 17976.6 33520 HP
240 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2768 N/A 17902.2 33216 HP
241 xSeries x3650 Cluster Xeon dual core 2.66 GHz, GigEthernet 3224 N/A 17874 34393.6 IBM
242 xSeries x3650 Cluster Xeon dual core 2.66 GHz, GigEthernet 3224 N/A 17874 34393.6 IBM
243 Cluster Platform 3000 BL460c, Xeon 52xx 2.6 GHz, GigEthernet 3112 N/A 17820.3 33198.8 HP
244 BladeCenter HS21 Cluster, Xeon dual core, 3.0 GHz, GigEthernet 3672 N/A 17786.2 44064 IBM
245 BladeCenter HS21 Cluster, Xeon dual core, 3.0 GHz, GigEthernet 3672 N/A 17786.2 44064 IBM
246 Ice Storm
SGI Altix ICE 8200, 2.66 GHz		 2048 4096 17780 21791 SGI
249 Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet 2904 N/A 17659.3 32873 HP
250 Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet 2904 N/A 17659.3 32873 HP
253 Arches
SunBlade x2250, Xeon E5420 2.8GHz, InfiniPath		 2048 4096 17520 23183 Sun
254 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2688 N/A 17482.8 32256 HP
255 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2688 N/A 17482.8 32256 HP
256 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3376 N/A 17364.8 40512 IBM
257 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3376 N/A 17364.8 40512 IBM
258 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3376 N/A 17364.8 40512 IBM
259 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3376 N/A 17364.8 40512 IBM
260 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3376 N/A 17364.8 40512 IBM
261 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3376 N/A 17364.8 40512 IBM
262 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3376 N/A 17364.8 40512 IBM
263 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3376 N/A 17364.8 40512 IBM
264 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3376 N/A 17364.8 40512 IBM
267 SGI Altix XE 1300 Cluster Solutions, 2.66GHZ, Infiniband 2048 4100 17310 21791 SGI
268 Cluster Platform 3000 BL460c, Xeon E54xx 2.33 GHz, GigEthernet 3456 N/A 17267.4 32209.9 HP
269 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2640 N/A 17228.3 31680 HP
270 BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 3540 N/A 17146.9 33035.3 IBM
273 HPC
Opteron, Xeon Cluster, Myrinet		 6024 4492 17110 23680 Sun
274 xSeries x3455 Cluster Opteron, 2.6 GHz, Infiniband 4144 N/A 17100 21550 IBM
276 BigBen
Cray XT3, 2.6 GHz dual Core		 4136 N/A 17000 21507.2 Cray Inc.
279 SystemG
Apple Mac Pro Cluster, E54xx 2.8 Ghz, Infiniband		 2048 2592 16870 22937 Self-made
280 xSeries x3550 Cluster Xeon QC, 2.333 GHz, GigEthernet 3688 N/A 16854.6 34416.4 IBM
285 RA
PowerEdge 1950, Xeon 53xx 2.66 GHz, Infiniband		 2030 N/A 16700 21680 Dell
287 T3
PowerEdge 1955, 2.66 GHz, Infiniband		 2048 N/A 16680 21300 Dell
288 Grendel
PowerEdge 1950, Quad Core 3.2 GHz, Infiniband		 1680 3360 16680 20106 Dell
289 Cluster Platform 3000 BL460c, Xeon L54xx 2.33 GHz, GigEthernet 3328 N/A 16635.8 31017 HP
290 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3200 N/A 16592.2 38400 IBM
291 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3200 N/A 16592.2 38400 IBM
292 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3200 N/A 16592.2 38400 IBM
293 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3200 N/A 16592.2 38400 IBM
294 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3200 N/A 16592.2 38400 IBM
295 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3200 N/A 16592.2 38400 IBM
296 BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet 3200 N/A 16592.2 38400 IBM
299 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2520 N/A 16582.9 30240 HP
300 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2520 N/A 16582.9 30240 HP
301 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2520 N/A 16582.9 30240 HP
302 BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, GigEthernet 3376 N/A 16525 38216.3 IBM
303 BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, GigEthernet 3376 N/A 16525 38216.3 IBM
304 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2488 N/A 16408.5 29856 HP
309 MACH5
Apple XServe, 2.0 GHz, Myrinet		 3072 5376 16180 24576 Self-made
311 BladeCenter HS21 Cluster, Xeon QC 2.66 GHz, GigEthernet 3104 N/A 16170.7 33113.5 IBM
312 BladeCenter HS21 Cluster, Xeon QC 2.66 GHz, GigEthernet 3104 N/A 16170.7 33113.5 IBM
313 BladeCenter HS21 Cluster, Xeon QC 2.66 GHz, GigEthernet 3104 N/A 16170.7 33113.5 IBM
314 BladeCenter HS21 Cluster, Xeon QC 2.66 GHz, GigEthernet 3104 N/A 16170.7 33113.5 IBM
315 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2440 N/A 16145.3 29280 HP
316 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2440 N/A 16145.3 29280 HP
322 BladeCenter HS21 Cluster, Xeon QC 2.33 GHz, GigEthernet 3464 N/A 16066.9 32326 IBM
323 BladeCenter HS21 Cluster, Xeon QC 2.33 GHz, GigEthernet 3464 N/A 16066.9 32326 IBM
324 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2416 N/A 16012.9 28992 HP
325 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2416 N/A 16012.9 28992 HP
326 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2416 N/A 16012.9 28992 HP
327 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2416 N/A 16012.9 28992 HP
328 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2416 N/A 16012.9 28992 HP
329 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2416 N/A 16012.9 28992 HP
332 Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet 3200 N/A 16003 29824 HP
333 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2408 N/A 15968.7 28896 HP
337 Cluster Platform 4000 BL465c, Opteron DC 2.6GHz, GigEthernet 5696 N/A 15914.5 29619.2 HP
338 xSeries x3550 Cluster Xeon QC, 2.333 GHz, GigEthernet 3416 N/A 15898.1 31878.1 IBM
339 BladeCenter HS21 Cluster, Xeon QC 2.33 GHz, GigEthernet 3400 N/A 15841.8 31728.8 IBM
345 Discover
iDataPlex, Xeon QC 2.5 GHz, Infiniband		 2048 N/A 15810 20480 IBM
346 Discover
iDataPlex, Xeon QC 2.5 GHz, Infiniband		 2048 N/A 15810 20480 IBM
349 BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet 6400 N/A 15760 28160 IBM
350 BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet 6400 N/A 15760 28160 IBM
352 BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 3200 N/A 15733.3 34137.6 IBM
353 BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 3200 N/A 15733.3 34137.6 IBM
354 BladeCenter HS21 Cluster, Xeon dual core, 3.0 GHz, GigEthernet 3248 N/A 15732.5 38976 IBM
355 Titan
SunBlade x2200, QC Opteron 2.3 GHz, Infiniband		 2304 2304 15713 21094.4 Sun
357 Power 575, p6 4.7 GHz, Infiniband 1024 N/A 15646.7 19251.2 IBM
358 BladeCenter HS21 Cluster, Xeon dual core, 3.0 GHz, GigEthernet 3220 N/A 15596.9 38640 IBM
361 Bio-X2
PowerEdge 1950, 2.33 GHz, Infiniband		 2208 4416 15570 20578 Dell
363 Cluster Platform 4000 BL465c, Opteron DC 2.6GHz, Infiniband 3876 N/A 15519.5 20155.2 HP
364 eServer pSeries p5 575 1.9 GHz 2368 N/A 15470 17996.8 IBM
365 eServer pSeries p5 575 1.9 GHz 2368 N/A 15470 17996.8 IBM
366 Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet 3080 N/A 15410.3 28705.6 HP
367 Cluster Platform 3000 BL2x220, L54xx 2.33 Ghz, GigE 3072 N/A 15370.7 28631 HP
368 Cluster Platform 3000 BL460c, Xeon 54xx 2 GHz, GigEthernet 3584 N/A 15363.4 28672 HP
370 Cray XT5 QC 2.3 GHz 2016 N/A 15318.9 18547.2 Cray Inc.
374 BladeCenter HS21 Cluster, Xeon dual core, 3.0 GHz, GigEthernet 3152 N/A 15267.5 37824 IBM
377 Humvee
Evolocity II (LS Supersystem)		 3368 N/A 15200 19660 LNXI
378 BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 3152 N/A 15160 33625.5 IBM
380 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2248 N/A 15071.4 26976 HP
381 xSeries x3550 Cluster Xeon QC, 2.333 GHz, GigEthernet 3168 N/A 15026 29563.8 IBM
382 xSeries x3550 Cluster Xeon QC, 2.333 GHz, GigEthernet 3168 N/A 15026 29563.8 IBM
387 Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet 2976 N/A 14895 27736 HP
390 Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet 2368 N/A 14854.2 26805.8 HP
397 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2944 N/A 14528.3 35328 IBM
398 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2944 N/A 14528.3 35328 IBM
399 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2944 N/A 14528.3 35328 IBM
400 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2944 N/A 14528.3 35328 IBM
401 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2944 N/A 14528.3 35328 IBM
402 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2944 N/A 14528.3 35328 IBM
403 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2944 N/A 14528.3 35328 IBM
404 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2944 N/A 14528.3 35328 IBM
405 SGI Altix ICE 8200, 3.0 GHz 1536 6144 14520 18432 SGI
406 Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband 1568 N/A 14488.3 18816 HP
407 Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet 2472 N/A 14471.3 26302.1 HP
410 Cluster Platform 3000 BL460c, Xeon 54xx 2 GHz, GigEthernet 3336 N/A 14313.5 26688 HP
411 Cluster Platform 3000 BL460c, Xeon E54xx 2.4GHz, GigEthernet 2760 N/A 14288.4 26496 HP
412 BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet 2888 N/A 14252 30809.2 IBM
413 Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet 2408 N/A 14247.5 25688.5 HP
415 BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 2880 N/A 14212.5 26876.2 IBM
416 BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 2880 N/A 14212.5 26876.2 IBM
417 BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 2880 N/A 14212.5 26876.2 IBM
418 BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 2880 N/A 14212.5 26876.2 IBM
419 BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet 2880 N/A 14212.5 26876.2 IBM
421 Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet 2400 N/A 14170.7 25536 HP
422 Cluster Platform 3000 BL460c, Xeon L54xx 2.33 GHz, GigEthernet 2816 N/A 14103.3 26245.1 HP
423 BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband 1952 N/A 14078.3 18216.1 IBM
424 Roadrunner 3
xSeries x3755 Cluster Opteron dual core 2.2 GHz, Infiniband		 4608 N/A 14070 20275.2 IBM
425 Roadrunner 1
xSeries x3755 Cluster Opteron dual core 2.2 GHz, Infiniband		 4608 N/A 14070 20275.2 IBM
426 Roadrunner 2
xSeries x3755 Cluster Opteron dual core 2.2 GHz, Infiniband		 4608 N/A 14070 20275.2 IBM
429 BladeCenter QS22 Cluster, PowerXCell 8i 3.2 Ghz, Infiniband 1800 N/A 13990 21760 IBM
430 BladeCenter QS22 Cluster, PowerXCell 8i 3.2 Ghz, Infiniband 1800 N/A 13990 21760 IBM
431 BladeCenter QS22 Cluster, PowerXCell 8i 3.2 Ghz, Infiniband 1800 N/A 13990 21760 IBM
433 Cray XT4 QuadCore 2.2 GHz 1984 N/A 13936.5 17459.2 Cray Inc.
434 Cluster Platform 4000 BL465c, Opteron QC 2.3GHz, GigE 2816 N/A 13921.7 25907.2 HP
435 Cluster Platform 4000 BL465c, Opteron QC 2.3GHz, GigE 2816 N/A 13921.7 25907.2 HP
439 Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet 2184 N/A 13872.6 24722.9 HP
440 Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet 2184 N/A 13872.6 24722.9 HP
441 Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet 2760 N/A 13871 25723 HP
442 Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet 2324 N/A 13793.2 24727.4 HP
443 Intimidata
eServer Blue Gene Solution		 6144 1536 13780 17203.2 IBM
444 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2016 N/A 13729 24192 HP
447 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 2008 N/A 13681.8 24096 HP
448 Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet 2304 N/A 13680 24579.1 HP
451 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2764 N/A 13640 33168 IBM
452 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2764 N/A 13640 33168 IBM
453 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2764 N/A 13640 33168 IBM
454 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2764 N/A 13640 33168 IBM
455 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2764 N/A 13640 33168 IBM
456 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2764 N/A 13640 33168 IBM
457 BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet 2764 N/A 13640 33168 IBM
461 Cluster Platform 3000 BL460c, Xeon 54xx 2 GHz, GigEthernet 3152 N/A 13533.3 25216 HP
462 SGI Altix ICE 8200, Xeon quad core 2.83 GHz 1392 2780 13480 15757 SGI
463 Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet 2664 N/A 13479.6 24828.5 HP
464 LQCD AMD 7N Cluster
KOI Quad Core Opteron 1.9GHz, Infiniband		 3040 1520 13460 23104 Koi Computers
468 xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet 2700 N/A 13324.2 32400 IBM
469 xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet 2700 N/A 13324.2 32400 IBM
475 BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband 1832 N/A 13212.9 17096.2 IBM
476 Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, Infiniband 1904 N/A 13202 20312 HP
479 Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet 2200 N/A 13155.1 23469.6 HP
483 Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet 2560 N/A 13047.6 23859.2 HP
484 Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet 2560 N/A 13047.6 23859.2 HP
485 Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet 2560 N/A 13047.6 23859.2 HP
486 Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet 2560 N/A 13047.6 23859.2 HP
487 Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet 1896 N/A 13015.4 22752 HP
489 Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet 2152 N/A 12955.8 22957.5 HP
493 BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband 1360 N/A 12832 16320 IBM
499 Lawrencium
PowerEdge 1950, Xeon E54xx, 2.66 GHz, Infiniband		 1584 3168 12600 16854 Dell