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Information extracted from the SIT executable (ver. 1.10) by Major Tom.
Note: This information is only used if the system supports the Int 15 C9h BIOS call, otherwise the "hardcoded" values from the Machine Table are used.
| CPU Signature | CPU Name | FPU Name |
|---|
| Family | Model/Step. |
|---|
| 03h or 83h | any | 80386DX | 80387 |
| 04h | 0xh or 1xh | 80486 | 80486DX |
| 2xh | 80486SX (Int 11 bit 1 = 0) | 80487SX |
| 80487SX (Int 11 bit 1 = 1) | 80487SX |
| 3xh | 80486DX2 | 80486DX2 |
| 05h | any | Pentium(tm) | Pentium(tm) |
| 23h | any | 80386SX | 80387SX |
| 84h | 1xh | 80486DLC | 80387 |
| 2xh | 80486DLC2 | 80387 |
| any other | 80486DLC3 | 80387 |
| A3h | 21h | 80486SLC2 | 80387SX |
| any other | 80386SLC | 80387SX |
| A4h | 1xh | 80486SLC | 80387SX |
| 2xh | 80486SLC2 | 80387SX |
| any other | 80486SLC3 | 80387SX |
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