BIOS or firmware archive with a terse name, R70 followed by 010801, likely a model token and a version or date string. The meaning cannot be confirmed, and no brand or board number is given. The 6.54 MB RAR should be extracted and its contents identified before any use, for example by reading strings inside the image. Never flash an unidentified dump without matching it to the board. Always read and save the original SPI contents first, and make sure the image size equals the chip size.
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 →