
| Note: The units featured below are a part of my vintage computer hardware collection and are not for sale at this time. |
| Mfg. Brand | Type | Generation | Speed | ID # | Mfg. Country | Year |
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| Intel | Coprocessor | 80387SX | 16MHz | 0302816 | Malaysia | 1986 |
| Intel | Coprocessor | 80387DX | 16/33MHz | 91381953AF | Malaysia | 1988 |
| Cyrix | Coprocessor | CX-83D87 | 25MHz | DE209H | USA | 1989 |
| Intel | Coprocessor | 80387DX | 25MHz | 90424623AH | Malaysia | 1988 |
| IIT | Coprocessor | 3C87 | 33MHz | 1002EB5C8FC1A | Malaysia | 1988 |
| Intel | Coprocessor | 80387DX | 33MHz | 91296281AG | Malaysia | 1988 |
| ULSI | Coprocessor | US83C87 | 40MHz | 9421A3A | Philippines | 1990 |
| Intel | Overdrive | 486DX Overdrive | 25MHz | C224614-C | Malaysia | 1989 |
| Cyrix | Overdrive | CX486DRx | 25/50MHz | F2B6438L | Japan | 1993 |
| Intel | Overdrive | Pentium Overdrive | 83MHz | A7224334RA | Malaysia | 1995 |
| Kingston | Overdrive | TurboChip TC5x86 | 133MHz | 1545-006.BOO | USA | 1996 |