CPU microcode update file for an AMD processor with CPUID 00830F00, microcode version 08300027, dated 2019-04-01, with checksum C9356B2E in the name; it is 3.13 KB. Family 17h with this ID belongs to early Zen 2 parts. Technicians and modders insert such microcode into a BIOS image with tools like UEFITool or MMTool to add CPU support or fix stability. Make sure the CPUID matches the target processor and keep an unmodified BIOS backup before flashing an edited image.
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 .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 →