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In June 1998, 285 systems appeared in the TOP500 list.

Rank System Procs Memory(GB) Rmax (GFlops) Rpeak (GFlops) Vendor
1 ASCI Red 9152 N/A 1338 1830.4 Intel
2 T3E1200 1080 N/A 891 1296 Cray Inc.
3 T3E900 1248 N/A 634 1123.2 Cray Inc.
5 T3E 1024 N/A 448.6 614.4 Cray Inc.
8 T3E900 512 N/A 321 460.8 Cray Inc.
9 T3E900 512 N/A 321 460.8 Cray Inc.
17 T3E 512 N/A 222 307.2 Cray Inc.
18 T3E 512 N/A 222 307.2 Cray Inc.
20 T3E1200 256 N/A 211.8 307.2 Cray Inc.
21 T3E1200 256 N/A 211.8 307.2 Cray Inc.
22 T3E900 312 N/A 196 280.8 Cray Inc.
23 SP P2SC 120/135 MHz 512 N/A 180.906 248.32 IBM
25 T3E900 256 N/A 161 230.4 Cray Inc.
28 XP/S140 3680 N/A 143.4 184 Intel
30 XP/S-MP 150 3072 N/A 127.1 154 Intel
34 T3E 256 N/A 112 153.6 Cray Inc.
36 T3E 256 N/A 112 153.6 Cray Inc.
40 T3E750 208 N/A 105.9 156 Cray Inc.
42 T3D MC1024-8 1024 N/A 100.5 153.6 Cray Inc.
43 HPC 10000 Cluster 256 N/A 100.4 128 Sun
45 T3E 200 N/A 86.7 120 Cray Inc.
46 SP P2SC 160 MHz 256 N/A 83.37 163.84 IBM
47 SP P2SC 135 MHz 256 N/A 83.37 138.24 IBM
48 SP P2SC 135 MHz 256 N/A 83.37 138.24 IBM
50 SP P2SC 160 MHz 243 N/A 80.71 155.52 IBM
51 T3E750 160 N/A 80.5 120 Cray Inc.
54 SP2/402 402 N/A 69.33 106.93 IBM
61 CM-5/1056 1056 N/A 59.7 135.17 TMC
64 T3E 136 N/A 59.1 81.6 Cray Inc.
67 T3E900 96 N/A 58.44 86.4 Cray Inc.
69 SP P2SC 160 MHz 128 N/A 57.24 81.92 IBM
72 SP P2SC 160 MHz 126 N/A 56.37 80.64 IBM
75 T3E 128 N/A 55.7 76.8 Cray Inc.
76 SP P2SC 120 MHz 160 N/A 52.96 76.8 IBM
77 Exemplar X-Class 128 N/A 51.3 92.16 HP
78 Exemplar X-Class 128 N/A 51.3 92.16 HP
79 SP P2SC 160 MHz 114 N/A 51.16 72.96 IBM
81 T3D MC512-8 512 N/A 50.8 76.8 Cray Inc.
82 T3D MC512-8 512 N/A 50.8 76.8 Cray Inc.
83 T3D MC512-8 512 N/A 50.8 76.8 Cray Inc.
85 SP P2SC 120 MHz 152 N/A 50.42 72.96 IBM
86 T3E900 80 N/A 48.9 72 Cray Inc.
90 T3E 96 N/A 42 57.6 Cray Inc.
94 ORIGIN 2000 250 MHz 128 N/A 40.25 64 SGI
95 ORIGIN 2000 128 N/A 40.25 49.92 SGI
96 ORIGIN 2000 128 N/A 40.25 49.92 SGI
98 ORIGIN 2000 128 N/A 40.25 49.92 SGI
99 ORIGIN 2000 128 N/A 40.25 49.92 SGI
100 ORIGIN 2000 128 N/A 40.25 49.92 SGI
101 ORIGIN 2000 128 N/A 40.25 49.92 SGI
102 ORIGIN 2000 128 N/A 40.25 49.92 SGI
103 ORIGIN 2000 128 N/A 40.25 49.92 SGI
104 ORIGIN 2000 128 N/A 40.25 49.92 SGI
105 ORIGIN 2000 128 N/A 40.25 49.92 SGI
106 ORIGIN 2000 128 N/A 40.25 49.92 SGI
107 ORIGIN 2000 128 N/A 40.25 49.92 SGI
108 ORIGIN 2000 128 N/A 40.25 49.92 SGI
109 ORIGIN 2000 128 N/A 40.25 49.92 SGI
110 ORIGIN 2000 128 N/A 40.25 49.92 SGI
111 ORIGIN 2000 128 N/A 40.25 49.92 SGI
112 ORIGIN 2000 128 N/A 40.25 49.92 SGI
113 ORIGIN 2000 128 N/A 40.25 49.92 SGI
114 ORIGIN 2000 128 N/A 40.25 49.92 SGI
115 ORIGIN 2000 128 N/A 40.25 49.92 SGI
116 ORIGIN 2000 128 N/A 40.25 49.92 SGI
117 ORIGIN 2000 128 N/A 40.25 49.92 SGI
118 ORIGIN 2000 128 N/A 40.25 49.92 SGI
119 ORIGIN 2000 128 N/A 40.25 49.92 SGI
120 ORIGIN 2000 128 N/A 40.25 49.92 SGI
121 ORIGIN 2000 128 N/A 40.25 49.92 SGI
125 ORIGIN 2000 128 N/A 40.25 49.92 SGI
126 ORIGIN 2000 128 N/A 40.25 49.92 SGI
127 ORIGIN 2000 128 N/A 40.25 49.92 SGI
128 ORIGIN 2000 128 N/A 40.25 49.92 SGI
129 T3E900 64 N/A 39.36 57.6 Cray Inc.
130 SP2/224 224 N/A 39.03 59.58 IBM
135 T3E 88 N/A 38.5 52.8 Cray Inc.
140 T3E900 56 N/A 34.41 50.4 Cray Inc.
146 HPC 10000 333 MHz 64 N/A 34.17 42.62 Sun
151 SP PC604e 332 MHz 760 N/A 34.05 504.64 IBM
152 SP PC604e 332 MHz 680 N/A 34.05 451.52 IBM
153 XP/S-MP 41 816 N/A 33.7 40.8 Intel
154 SP P2SC 120 MHz 94 N/A 32.05 45.12 IBM
159 AlphaServer 8400 Cluster 84 N/A 30.9 102.9 HP
160 AlphaServer 8400 Cluster 80 N/A 30.9 98 HP
161 AlphaServer 8400 Cluster 64 N/A 30.9 78.4 HP
162 SP P2SC 160 MHz 66 N/A 30.31 42.24 IBM
165 T932/321024 32 N/A 29.36 57.6 Cray Inc.
166 T932/321024 32 N/A 29.36 57.6 Cray Inc.
167 T932/321024 32 N/A 29.36 57.6 Cray Inc.
171 SP P2SC 160 MHz 62 N/A 28.54 39.68 IBM
175 T3E 64 N/A 28.3 38.4 Cray Inc.
176 T3E 64 N/A 28.3 38.4 Cray Inc.
177 AlphaServer 8400 Cluster 60 N/A 28.145 73.5 HP
179 Exemplar X-Class 64 N/A 27.56 46.08 HP
180 Exemplar X-Class 64 N/A 27.56 46.08 HP
182 Exemplar X-Class 64 N/A 27.56 46.08 HP
183 Exemplar X-Class 64 N/A 27.56 46.08 HP
185 Exemplar X-Class 64 N/A 27.56 46.08 HP
186 T932/261024 26 N/A 26.96 46.8 Cray Inc.
187 T932/261024 26 N/A 26.96 46.8 Cray Inc.
188 HPC 10000 64 N/A 26.45 32 Sun
189 HPC 10000 64 N/A 26.45 32 Sun
190 HPC 10000 64 N/A 26.45 32 Sun
192 HPC 10000 64 N/A 26.45 32 Sun
194 HPC 10000 64 N/A 26.45 32 Sun
195 HPC 10000 64 N/A 26.45 32 Sun
198 HPC 10000 64 N/A 26.45 32 Sun
200 T932/241024 24 N/A 26.17 43.2 Cray Inc.
202 SP2 77 MHz wide 128 N/A 25.42 39.42 IBM
204 T3D MC256-8/464 256 N/A 25.3 38.4 Cray Inc.
205 T3D SC256-8/264 256 N/A 25.3 38.4 Cray Inc.
208 T3D MC256-8 256 N/A 25.3 38.4 Cray Inc.
210 AlphaServer 8400 Cluster 54 N/A 24.78 66.15 HP
211 T3E900 40 N/A 24.51 36 Cray Inc.
212 T3E900 40 N/A 24.51 36 Cray Inc.
222 SP P2SC 120 MHz 64 N/A 22.55 30.72 IBM
223 Exemplar X-Class 48 N/A 22.31 34.56 HP
233 HPC 10000 52 N/A 21.68 26 Sun
238 T3E 48 N/A 21.17 28.8 Cray Inc.
239 HPC 10000 50 N/A 21.05 25 Sun
240 HPC 10000 50 N/A 21.05 25 Sun
242 HPC 10000 48 N/A 20.3 24 Sun
243 HPC 10000 48 N/A 20.3 24 Sun
244 HPC 10000 48 N/A 20.3 24 Sun
248 HPC 10000 48 N/A 20.3 24 Sun
252 HPC 10000 48 N/A 20.3 24 Sun
253 HPC 10000 48 N/A 20.3 24 Sun
258 ORIGIN 2000 64 N/A 20.1 24.96 SGI
259 ORIGIN 2000 64 N/A 20.1 24.96 SGI
260 ORIGIN 2000 64 N/A 20.1 24.96 SGI
266 ORIGIN 2000 64 N/A 20.1 24.96 SGI
267 ORIGIN 2000 64 N/A 20.1 24.96 SGI
268 ORIGIN 2000 64 N/A 20.1 24.96 SGI
270 ORIGIN 2000 64 N/A 20.1 24.96 SGI
271 ORIGIN 2000 64 N/A 20.1 24.96 SGI
272 ORIGIN 2000 64 N/A 20.1 24.96 SGI
273 ORIGIN 2000 64 N/A 20.1 24.96 SGI
274 ORIGIN 2000 64 N/A 20.1 24.96 SGI
275 ORIGIN 2000 64 N/A 20.1 24.96 SGI
277 ORIGIN 2000 64 N/A 20.1 24.96 SGI
278 ORIGIN 2000 64 N/A 20.1 24.96 SGI
279 ORIGIN 2000 64 N/A 20.1 24.96 SGI
280 ORIGIN 2000 64 N/A 20.1 24.96 SGI
281 ORIGIN 2000 64 N/A 20.1 24.96 SGI
282 ORIGIN 2000 64 N/A 20.1 24.96 SGI
283 ORIGIN 2000 64 N/A 20.1 24.96 SGI
284 ORIGIN 2000 64 N/A 20.1 24.96 SGI
285 ORIGIN 2000 64 N/A 20.1 24.96 SGI
286 ORIGIN 2000 64 N/A 20.1 24.96 SGI
287 ORIGIN 2000 64 N/A 20.1 24.96 SGI
288 ORIGIN 2000 64 N/A 20.1 24.96 SGI
289 ORIGIN 2000 64 N/A 20.1 24.96 SGI
290 ORIGIN 2000 64 N/A 20.1 24.96 SGI
291 ORIGIN 2000 64 N/A 20.1 24.96 SGI
292 ORIGIN 2000 64 N/A 20.1 24.96 SGI
293 ORIGIN 2000 64 N/A 20.1 24.96 SGI
294 ORIGIN 2000 64 N/A 20.1 24.96 SGI
295 ORIGIN 2000 64 N/A 20.1 24.96 SGI
296 ORIGIN 2000 64 N/A 20.1 24.96 SGI
297 ORIGIN 2000 64 N/A 20.1 24.96 SGI
299 ORIGIN 2000 64 N/A 20.1 24.96 SGI
301 ORIGIN 2000 64 N/A 20.1 24.96 SGI
302 ORIGIN 2000 64 N/A 20.1 24.96 SGI
303 ORIGIN 2000 64 N/A 20.1 24.96 SGI
304 ORIGIN 2000 64 N/A 20.1 24.96 SGI
307 SP P2SC 120 MHz 56 N/A 19.75 26.88 IBM
308 T3E900 32 N/A 19.57 28.8 Cray Inc.
310 HPC 10000 46 N/A 19.48 23 Sun
312 SP2/104 104 N/A 19.34 27.62 IBM
313 SP2/104 104 N/A 19.34 27.62 IBM
314 Avalon Cluster 68 N/A 19.33 72.48 Self-made
316 HPC 10000 44 N/A 18.67 22 Sun
317 HPC 10000 44 N/A 18.67 22 Sun
320 POWER CHALLENGEarray 96 N/A 18.455 28.8 SGI
321 SP2/98 98 N/A 18.31 26.068 IBM
323 SP2/96 96 N/A 17.97 25.536 IBM
324 HPC 10000 333 MHz 32 N/A 17.91 21.31 Sun
325 HPC 10000 333 MHz 32 N/A 17.91 21.31 Sun
327 T916/14512 14 N/A 17.7 25.2 Cray Inc.
328 SP P2SC 120 MHz 50 N/A 17.66 24 IBM
329 SP P2SC 160 MHz 38 N/A 17.65 24.32 IBM
332 HPC 10000 40 N/A 17.12 20.5 Sun
333 HPC 10000 40 N/A 17.12 20.5 Sun
334 HPC 10000 40 N/A 17.12 20.5 Sun
335 HPC 10000 40 N/A 17.12 20.5 Sun
337 HPC 10000 40 N/A 17.12 20.5 Sun
338 HPC 10000 40 N/A 17.12 20.5 Sun
339 HPC 10000 40 N/A 17.12 20.5 Sun
341 HPC 10000 40 N/A 17.12 20.5 Sun
344 VPP300/8 8 N/A 17.1 17.6 Fujitsu
346 HPC 10000 39 N/A 16.69 19.5 Sun
349 HPC 10000 38 N/A 16.27 19 Sun
350 HPC 10000 38 N/A 16.27 19 Sun
351 SP P2SC 135 MHz 41 N/A 16.03 22.14 IBM
353 HPC 10000 333 MHz 28 N/A 15.66 18.64 Sun
354 POWER CHALLENGEarray 64 N/A 15.598 23.04 SGI
356 ORIGIN 2000 48 N/A 15.5 18.72 SGI
358 ORIGIN 2000 48 N/A 15.5 18.72 SGI
359 T932/121024 12 N/A 15.43 21.6 Cray Inc.
360 T916/12512 12 N/A 15.43 21.6 Cray Inc.
361 T916/121024 12 N/A 15.43 21.6 Cray Inc.
362 HPC 10000 36 N/A 15.42 18 Sun
363 HPC 10000 36 N/A 15.42 18 Sun
364 HPC 10000 36 N/A 15.42 18 Sun
368 HPC 10000 36 N/A 15.42 18 Sun
369 HPC 10000 36 N/A 15.42 18 Sun
370 HPC 10000 36 N/A 15.42 18 Sun
376 XP/S35 512 N/A 15.2 26 Intel
377 XP/S35 512 N/A 15.2 26 Intel
378 CM-5/256 256 N/A 15.1 32.77 TMC
379 CM-5/256 256 N/A 15.1 32.77 TMC
380 CM-5/256 256 N/A 15.1 32.77 TMC
381 Exemplar X-Class 32 N/A 15.01 23.04 HP
383 Exemplar X-Class 32 N/A 15.01 23.04 HP
390 Exemplar X-Class 32 N/A 15.01 23.04 HP
391 Exemplar X-Class 32 N/A 15.01 23.04 HP
394 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
395 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
396 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
397 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
398 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
399 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
400 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
401 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
403 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
404 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
405 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
407 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
408 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
409 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
410 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
411 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
412 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
413 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
414 SP P2SC 160 MHz 32 N/A 14.93 20.48 IBM
425 SP2/77 77 N/A 14.72 20.482 IBM
426 SP2/77 77 N/A 14.72 20.482 IBM
429 HPC 10000 34 N/A 14.59 17 Sun
431 SP2/75 75 N/A 14.38 19.95 IBM
432 AlphaServer 4100 Cluster 28 N/A 14.2 26.096 HP
436 SP P2SC 160 MHz 30 N/A 14.01 19.2 IBM
437 Delta 512 N/A 13.9 20.48 Intel
439 HPC 10000 32 N/A 13.77 16 Sun
440 HPC 10000 32 N/A 13.77 16 Sun
441 HPC 10000 32 N/A 13.77 16 Sun
442 HPC 10000 32 N/A 13.77 16 Sun
443 HPC 10000 32 N/A 13.77 16 Sun
445 HPC 10000 32 N/A 13.77 16 Sun
448 HPC 10000 32 N/A 13.77 16 Sun
450 HPC 10000 32 N/A 13.77 16 Sun
451 HPC 10000 32 N/A 13.77 16 Sun
452 HPC 10000 32 N/A 13.77 16 Sun
453 HPC 10000 32 N/A 13.77 16 Sun
454 HPC 10000 32 N/A 13.77 16 Sun
455 HPC 10000 32 N/A 13.77 16 Sun
458 HPC 10000 32 N/A 13.77 16 Sun
459 HPC 10000 32 N/A 13.77 16 Sun
466 HPC 10000 32 N/A 13.77 16 Sun
468 HPC 10000 32 N/A 13.77 16 Sun
470 HPC 10000 32 N/A 13.77 16 Sun
473 Y-MP C916/16256 16 N/A 13.7 15.238 Cray Inc.
474 Y-MP C916/16256 16 N/A 13.7 15.238 Cray Inc.
475 Y-MP C916/161024 16 N/A 13.7 15.238 Cray Inc.
476 Y-MP C916/16256 16 N/A 13.7 15.238 Cray Inc.
477 Y-MP C916/16512 16 N/A 13.7 15.238 Cray Inc.
478 Y-MP C916/16512 16 N/A 13.7 15.238 Cray Inc.
479 Y-MP C916/161024 16 N/A 13.7 15.238 Cray Inc.
480 Y-MP C916/161024 16 N/A 13.7 15.238 Cray Inc.
481 Y-MP C916/16512 16 N/A 13.7 15.238 Cray Inc.
482 Y-MP C916/161024 16 N/A 13.7 15.238 Cray Inc.
483 Y-MP C916/161024 16 N/A 13.7 15.238 Cray Inc.
487 Y-MP C916/161024 16 N/A 13.7 15.238 Cray Inc.
488 Y-MP C916/16256 16 N/A 13.7 15.238 Cray Inc.
489 Y-MP C916/16256 16 N/A 13.7 15.238 Cray Inc.
490 Y-MP C916/16512 16 N/A 13.7 15.238 Cray Inc.
491 Y-MP C916/161024 16 N/A 13.7 15.238 Cray Inc.
492 Y-MP C916/16512 16 N/A 13.7 15.238 Cray Inc.
494 Y-MP C916/161024 16 N/A 13.7 15.238 Cray Inc.
495 T3E1200 16 N/A 13.41 19.2 Cray Inc.
496 HPC 10000 333 MHz 24 N/A 13.39 15.98 Sun
497 HPC 10000 333 MHz 24 N/A 13.39 15.98 Sun
498 HPC 10000 333 MHz 24 N/A 13.39 15.98 Sun
499 HPC 10000 333 MHz 24 N/A 13.39 15.98 Sun
500 HPC 6000 30 N/A 13.39 15 Sun