Generic Dell BIOS backup of 8 MB whose name gives no model or board number, so it is effectively unidentified. The size fits a 64 Mbit SPI flash. Before relying on it, inspect the contents in a hex editor or UEFITool for model and version strings. A backup like this may contain the original service tag and system data of a particular machine. Confirm it belongs to the target board, save the chip you are replacing, and verify after programming.
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 @biosfilebins. Enginerys does not host this file.
How to open a .bin file
A raw, byte-for-byte image of a flash chip: the main BIOS / UEFI, the embedded-controller (EC) firmware, or both.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →