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In November 1999, 268 systems appeared in the TOP500 list.

Rank System Procs Memory(GB) Rmax (GFlops) Rpeak (GFlops) Vendor
1 ASCI Red 9632 N/A 2379 3207 Intel
2 ASCI Blue-Pacific SST, IBM SP 604e 5808 N/A 2144 3856.5 IBM
3 ASCI Blue Mountain 6144 N/A 1608 3072 SGI
4 T3E1200 1084 N/A 891 1300.8 Cray Inc.
6 T3E900 1324 N/A 815 1191.6 Cray Inc.
7 ORIGIN 2000 250 MHz 2048 N/A 690.9 1024 SGI
8 T3E900 1084 N/A 675 975.6 Cray Inc.
10 SP Power3 222 MHz 960 N/A 558.1 852.4 IBM
12 SP PC604e 332 MHz 2000 N/A 547 1328 IBM
16 ASCI Blue-Pacific CTR, IBM SP 604e 1344 N/A 468.2 892.4 IBM
18 T3E 1084 N/A 448.6 650.4 Cray Inc.
19 T3E1200 540 N/A 447 648 Cray Inc.
20 T3E1200 540 N/A 447 648 Cray Inc.
22 T3E1200 540 N/A 447 648 Cray Inc.
23 T3E900 692 N/A 444 622.8 Cray Inc.
26 SP Power3 200 MHz 768 N/A 350.4 614.4 IBM
28 T3E900 540 N/A 341 486 Cray Inc.
29 T3E1200 404 N/A 334 484.8 Cray Inc.
30 SP Power3 200 MHz 604 N/A 310.3 483.2 IBM
31 SP Power3 222 MHz 512 N/A 307.6 454.6 IBM
33 HPC 4500 333 MHz Cluster 720 N/A 272.1 480 Sun
34 AlphaServer SC Quadrics 512 N/A 271.4 512 HP
35 SP Power3 200 MHz 480 N/A 270.5 384 IBM
37 ORIGIN 2000 195/250 MHz 1024 N/A 264.9 327.68 SGI
41 T3E1200 284 N/A 235 340.8 Cray Inc.
42 T3E 540 N/A 234 324 Cray Inc.
44 CPlant/Siberia Cluster 580 N/A 232.6 580 Self-made
48 T3E1200 268 N/A 221.77 321.6 Cray Inc.
51 ORIGIN 2000 300 MHz 512 N/A 195.6 307.2 SGI
52 SP Power3 200 MHz 320 N/A 183.9 256 IBM
54 SP P2SC 120/135 MHz 512 N/A 180.906 248.32 IBM
55 T3E900 268 N/A 169 241.2 Cray Inc.
56 T3E900 268 N/A 169 241.2 Cray Inc.
57 SP Power3 200 MHz 288 N/A 166.6 230.4 IBM
59 SP Power3 200 MHz 264 N/A 153.6 211.2 IBM
60 ORIGIN 2000 512 N/A 152 199.68 SGI
61 SP Power3 200 MHz 260 N/A 151.5 208 IBM
67 HPC 10000 400 MHz Cluster 256 N/A 137.1 204.8 Sun
68 SP PC604e 332 MHz 440 N/A 134.9 292.1 IBM
70 XP/S-MP 150 3072 N/A 127.1 154 Intel
71 SP Power3 222 MHz 200 N/A 123.9 177.6 IBM
81 T3E 268 N/A 117 160.8 Cray Inc.
84 T3E 268 N/A 117 160.8 Cray Inc.
85 T3E750 220 N/A 115 165 Cray Inc.
91 SP PC604e 332 MHz 352 N/A 108.2 233.7 IBM
93 SP P2SC 160 MHz 243 N/A 106.1 155.52 IBM
100 ORIGIN 2000 250 MHz 256 N/A 101.4 128 SGI
101 T3D MC1024-8 1024 N/A 100.5 153.6 Cray Inc.
104 SP Power3 200 MHz 160 N/A 94.9 128 IBM
105 SP P2SC 135 MHz 256 N/A 94.19 138.24 IBM
106 SP P2SC 135 MHz 256 N/A 94.19 138.24 IBM
108 SP PC604e 332 MHz 296 N/A 91.2 196.5 IBM
109 T3E750 172 N/A 89.8 129 Cray Inc.
110 SP Power3 200 MHz 148 N/A 88.1 118.4 IBM
111 SP Power3 222 MHz 136 N/A 85.6 120.7 IBM
112 V2500/HyperPlex 128 N/A 84.4 225.28 HP
114 SP PC604e 332 MHz 268 N/A 82.8 177.9 IBM
117 T3E900 132 N/A 82.1 118.8 Cray Inc.
118 SP P2SC 160 MHz 186 N/A 81.89 119 IBM
120 ASCI White Nighthawk Prototype, SP Power3 128 N/A 80.83 113.6 IBM
121 SP Power3 222 MHz 128 N/A 80.83 113.6 IBM
122 HPC 10000 400 MHz Cluster 128 N/A 79.36 102.4 Sun
132 SP PC604e 332 MHz 246 N/A 76.1 163.34 IBM
136 SP Power3 200 MHz 124 N/A 74.4 99.2 IBM
137 SP Power3 200 MHz 124 N/A 74.4 99.2 IBM
138 SP PC604e 332 MHz 232 N/A 71.9 154.04 IBM
139 T3E 164 N/A 71.1 98.4 Cray Inc.
142 SP2/402 402 N/A 69.33 106.93 IBM
145 T3E900 108 N/A 67.6 97.2 Cray Inc.
146 SP PC604e 332 MHz 210 N/A 65.3 139.4 IBM
149 SP PC604e 332 MHz 208 N/A 64.7 138.11 IBM
150 ORIGIN 2000 208 N/A 63.1 81.12 SGI
153 SP PC604e 332 MHz 200 N/A 62.32 132.8 IBM
154 SP PC604e 332 MHz 200 N/A 62.32 132.8 IBM
155 SP PC604e 332 MHz 200 N/A 62.32 132.8 IBM
156 SP PC604e 332 MHz 200 N/A 62.32 132.8 IBM
158 ORIGIN 2000 300 MHz 128 N/A 62.25 76.8 SGI
159 ORIGIN 2000 300 MHz 128 N/A 62.25 76.8 SGI
160 ORIGIN 2000 300 MHz 128 N/A 62.25 76.8 SGI
161 ORIGIN 2000 300 MHz 128 N/A 62.25 76.8 SGI
162 ORIGIN 2000 300 MHz 128 N/A 62.25 76.8 SGI
166 ORIGIN 2000 300 MHz 128 N/A 62.25 76.8 SGI
167 ORIGIN 2000 300 MHz 128 N/A 62.25 76.8 SGI
178 ORIGIN 2000 192 N/A 58.6 74.88 SGI
185 T3E 132 N/A 57.4 79.2 Cray Inc.
187 SP P2SC 160 MHz 128 N/A 57.24 81.92 IBM
190 SP P2SC 160 MHz 126 N/A 56.37 80.64 IBM
191 T3E1200 68 N/A 56.3 81.6 Cray Inc.
195 T3E900 86 N/A 54.6 77.4 Cray Inc.
196 SP PC604e 332 MHz 174 N/A 54.5 115.5 IBM
198 SP P2SC 120 MHz 160 N/A 52.96 76.8 IBM
200 ONYX2 250 MHz 128 N/A 51.44 64 SGI
202 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
203 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
204 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
205 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
206 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
207 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
208 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
209 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
210 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
211 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
212 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
213 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
214 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
215 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
216 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
217 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
218 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
219 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
221 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
222 ORIGIN 2000 250 MHz 128 N/A 51.44 64 SGI
224 Exemplar X-Class 256 N/A 51.3 184.32 HP
225 Exemplar X-Class 128 N/A 51.3 92.16 HP
227 V2500/HyperPlex 64 N/A 51.2 112.64 HP
228 V2500/HyperPlex 64 N/A 51.2 112.64 HP
230 V2500/HyperPlex 64 N/A 51.2 112.64 HP
231 V2500/HyperPlex 64 N/A 51.2 112.64 HP
232 V2500/SCA 64 N/A 51.2 112.64 HP
233 V2500/SCA 64 N/A 51.2 112.64 HP
234 V2500/HyperPlex 64 N/A 51.2 112.64 HP
238 V2500/HyperPlex 64 N/A 51.2 112.64 HP
239 V2500/HyperPlex 64 N/A 51.2 112.64 HP
240 V2500/HyperPlex 64 N/A 51.2 112.64 HP
241 V2500/HyperPlex 64 N/A 51.2 112.64 HP
242 V2500/HyperPlex 64 N/A 51.2 112.64 HP
243 V2500/HyperPlex 64 N/A 51.2 112.64 HP
244 V2500/HyperPlex 64 N/A 51.2 112.64 HP
245 V2500/HyperPlex 64 N/A 51.2 112.64 HP
246 V2500/HyperPlex 64 N/A 51.2 112.64 HP
247 V2500/HyperPlex 64 N/A 51.2 112.64 HP
248 V2500/HyperPlex 64 N/A 51.2 112.64 HP
249 V2500/HyperPlex 64 N/A 51.2 112.64 HP
251 V2250/HyperPlex 128 N/A 50.9 122.88 HP
252 V2250/HyperPlex 128 N/A 50.9 122.88 HP
254 T3D MC512-8 512 N/A 50.8 76.8 Cray Inc.
255 T3D MC512-8 512 N/A 50.8 76.8 Cray Inc.
256 T3D MC512-8 512 N/A 50.8 76.8 Cray Inc.
257 SP P2SC 120 MHz 152 N/A 50.42 72.96 IBM
262 SP Power3 200 MHz 80 N/A 49.1 64 IBM
263 SP PC604e 332 MHz 156 N/A 49 103.58 IBM
265 Avalon Cluster 140 N/A 48.6 149.24 Self-made
268 T932/321024 32 N/A 47.85 57.6 Cray Inc.
269 T932/321024 32 N/A 47.85 57.6 Cray Inc.
270 T932/321024 32 N/A 47.85 57.6 Cray Inc.
274 T3E 108 N/A 47.1 64.8 Cray Inc.
276 V2250/HyperPlex 112 N/A 46 107.52 HP
277 VPP700/22 22 N/A 45.9 48.4 Fujitsu
279 HPC 10000 400 MHz Cluster 72 N/A 45.46 57.6 Sun
283 SP PC604e 332 MHz 144 N/A 45.4 95.61 IBM
285 V2500/HyperPlex 56 N/A 45 98.56 HP
288 SP PC604e 332 MHz 140 N/A 44.27 92.96 IBM
292 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
293 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
294 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
295 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
296 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
297 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
298 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
299 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
300 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
301 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
302 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
303 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
304 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
310 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
311 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
312 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
313 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
314 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
315 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
316 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
317 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
318 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
319 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
320 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
324 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
325 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
326 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
327 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
328 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
329 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
330 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
331 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
332 HPC 10000 400 MHz 64 N/A 43.82 51.2 Sun
334 SP PC604e 332 MHz 136 N/A 43.07 90.3 IBM
336 T3E900 66 N/A 42.7 59.4 Cray Inc.
337 T3E900 66 N/A 42.7 59.4 Cray Inc.
339 HPC 10000 400 MHz 62 N/A 42.5 49.6 Sun
342 SP PC604e 332 MHz 134 N/A 42.47 88.97 IBM
344 V2250/HyperPlex 96 N/A 42.3 92.16 HP
345 V2250/HyperPlex 96 N/A 42.3 92.16 HP
348 SP PC604e 332 MHz 132 N/A 41.87 87.64 IBM
355 HPC 10000 400 MHz 60 N/A 41.19 48 Sun
357 HPC 10000 400 MHz 60 N/A 41.19 48 Sun
361 SP PC604e 332 MHz 128 N/A 40.67 84.99 IBM
363 SP PC604e 332 MHz 128 N/A 40.67 84.99 IBM
366 ORIGIN 2000 128 N/A 40.25 49.92 SGI
368 ORIGIN 2000 128 N/A 40.25 49.92 SGI
369 ORIGIN 2000 128 N/A 40.25 49.92 SGI
370 ORIGIN 2000 128 N/A 40.25 49.92 SGI
371 ORIGIN 2000 128 N/A 40.25 49.92 SGI
373 ORIGIN 2000 128 N/A 40.25 49.92 SGI
376 ORIGIN 2000 128 N/A 40.25 49.92 SGI
377 T932/261024 26 N/A 40.25 46.8 Cray Inc.
378 T932/261024 26 N/A 40.25 46.8 Cray Inc.
379 SP PC604e 332 MHz 126 N/A 40.05 83.66 IBM
382 SP Power3 200 MHz 64 N/A 39.9 51.2 IBM
383 SP Power3 200 MHz 64 N/A 39.9 51.2 IBM
385 HPC 10000 400 MHz 58 N/A 39.86 46.4 Sun
386 HPC 10000 400 MHz 58 N/A 39.86 46.4 Sun
387 V2500/HyperPlex 48 N/A 39.8 84.48 HP
388 V2500/HyperPlex 48 N/A 39.8 84.48 HP
389 V2500/HyperPlex 48 N/A 39.8 84.48 HP
392 V2500/HyperPlex 48 N/A 39.8 84.48 HP
393 V2500/HyperPlex 48 N/A 39.8 84.48 HP
395 SP PC604e 332 MHz 124 N/A 39.43 82.33 IBM
396 SP PC604e 332 MHz 124 N/A 39.43 82.33 IBM
397 ORIGIN 2000 250 MHz - Eth-Cluster 128 N/A 39.4 64 SGI
398 SP2/224 224 N/A 39.03 59.58 IBM
399 HPC 10000 400 MHz Cluster 64 N/A 39.03 51.2 Sun
400 HPC 10000 400 MHz Cluster 64 N/A 39.03 51.2 Sun
401 ORIGIN 2000 250 MHz 96 N/A 38.84 48 SGI
402 ORIGIN 2000 250 MHz 96 N/A 38.84 48 SGI
410 HPC 10000 400 MHz 56 N/A 38.53 44.8 Sun
412 HPC 6000 "Wildfire" 96 N/A 38.13 48 Sun
413 SP PC604e 332 MHz 120 N/A 38.1 79.68 IBM
414 SP PC604e 332 MHz 120 N/A 38.1 79.68 IBM
415 T3E 86 N/A 37.7 51.6 Cray Inc.
420 ORIGIN 2000 300 MHz - Eth-Cluster 128 N/A 37.31 76.8 SGI
421 ORIGIN 2000 250 MHz - Eth-Cluster 144 N/A 37.31 72 SGI
422 ORIGIN 2000 250 MHz - Eth-Cluster 128 N/A 37.31 64 SGI
423 ORIGIN 2000 250 MHz - Eth-Cluster 128 N/A 37.31 64 SGI
424 ORIGIN 2000 250 MHz - Eth-Cluster 128 N/A 37.31 64 SGI
426 T932/241024 24 N/A 37.21 43.2 Cray Inc.
431 SP PC604e 332 MHz 116 N/A 36.9 77.02 IBM
434 SP P2SC 160 MHz 80 N/A 36.3 51.2 IBM
436 HPC 10000 400 MHz 52 N/A 35.83 41.6 Sun
437 HPC 10000 400 MHz 52 N/A 35.83 41.6 Sun
440 SP PC604e 332 MHz 112 N/A 35.71 74.36 IBM
445 ORIGIN 2000 250 MHz - Eth-Cluster 112 N/A 34.47 56 SGI
446 HPC 10000 400 MHz 50 N/A 34.46 40 Sun
447 HPC 10000 400 MHz 50 N/A 34.46 40 Sun
448 HPC 10000 400 MHz 50 N/A 34.46 40 Sun
451 SP PC604e 332 MHz 108 N/A 34.4 71.71 IBM
455 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
456 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
457 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
470 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
471 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
472 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
473 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
474 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
475 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
476 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
477 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
478 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
479 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
483 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
484 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
487 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
488 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
489 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
496 XP/S-MP 41 816 N/A 33.7 40.8 Intel
497 SP PC604e 332 MHz 104 N/A 33.2 69.05 IBM
498 SP PC604e 332 MHz 104 N/A 33.2 69.05 IBM
499 HPC 10000 400 MHz 48 N/A 33.09 38.4 Sun
500 HPC 10000 400 MHz 48 N/A 33.09 38.4 Sun