IIT - FPU for 386SX
| Name: | IIT 3C87SX-16 |
| Family: | x86 |
| Freqence: | 16 Mhz |
| Bus: | 16 Mhz |
| Made: | 42, 1991 |
| Package: | 68 pin PLCC |
| Name: | IIT 3C87SX-33 |
| Family: | x86 |
| Freqence: | 33 Mhz |
| Bus: | 33 Mhz |
| Made: | 21, 1994 |
| Package: | 68 pin PLCC |