| CPU type | = 8086/8088/80186/80188/V20/V30 |
| Motherboard class | = PC or XT class (based on CPU type) |
| Model byte at FFFFE | = FE (XT) |
| Date at FFFF5 | = 11/08/82 (in clones, do not trust this date) |
| Checksum of last 8 KB | = 000E9A00 (simple byte addition) |
| CRC32 of last 8 KB | = 19F624A8 |
| CRC32 indicates | = IBM revision 11/08/82 |
| For IBM Portable PC (IBM 5155) | |
| and early IBM XT (IBM 5160) | |
| Contains "1501512 COPR. IBM 1981" |
| Base address | = D0000 |
| ID/version string | = "Multi-Floppy BIOS, Version 2.2" |
| Declared size | = 8 KB (third byte is 10) |
| Checksum of that size | = 000BBB00 (simple byte addition) |
| CRC32 of that size | = 5FA1D3C7 |
| CRC32 of first 1F80 bytes | = D09CA2A5 |
| IBM BIOS for IBM 5170 ? | = No |