| Similarity | Rank | |
|---|---|---|
| hp9000 | 0.950 | 85960 |
| 1-based | 0.945 | 84527 |
| decstation | 0.944 | 55861 |
| drs6000 | 0.944 | 45562 |
| 400s | 0.943 | 45267 |
| 68040-based | 0.942 | 65959 |
| mbus-based | 0.938 | 74895 |
| xenix | 0.938 | 53595 |
| r4000-based | 0.936 | 81169 |
| svr4-based | 0.935 | 82341 |
| u6000 | 0.935 | 55296 |
| 3000 | 0.934 | 72338 |
| sparcstations | 0.934 | 42090 |
| mips-based | 0.933 | 73144 |
| 600mp | 0.933 | 80822 |
| pc-dos | 0.932 | 76178 |
| corp-based | 0.932 | 53022 |
| sparcs | 0.932 | 47503 |
| irix | 0.931 | 59756 |
| 680x0 | 0.931 | 60210 |
| tsunami-based | 0.930 | 81359 |
| sunos | 0.930 | 31967 |
| c400 | 0.929 | 94923 |
| corp-motorola | 0.928 | 98979 |
| ca-unicenter | 0.928 | 41866 |