BIOS for the MSI MS-7267 desktop motherboard, with 945GCM5 in the name, the retail model name MSI used for this board on the Intel 945GC chipset. The RAR is small at about 437 KB, consistent with older boards that used compact flash chips. MS-7267 is MSI internal board numbering, which also appears on the PCB. Before reflashing with a programmer, back up the original chip contents, confirm the PCB revision, and verify that the extracted image size equals the capacity of the installed BIOS chip.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @biosarchive. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →