Zip archive for the MSI MS-6701 board, 4.70 MB in size. The name gives only the brand and the MSI model code, so the exact contents are unknown until it is opened; packages like this usually hold a schematic PDF, a BIOS image or both. MSI marks its own boards with MS- numbers, and that code is normally silkscreened on the PCB near the slots or the edge. Confirm the code and the revision on your board match before you trace rails or flash anything, and keep a backup of the original 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 @IT_SERVICE_WORLD. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.