P8H61-USB3-ASUS-4305

BIOS .rar 2.89 MB Shared

BIOS for the ASUS P8H61 USB3 desktop motherboard, version 4305 according to the name, stored as a 2.89 MB RAR archive. The H61 chipset board uses an SPI flash that can be updated through ASUS EZ Flash or written directly with a programmer when the board will not post. Extract the archive to find the CAP or ROM file and check its size against the chip. Confirm the exact board model on the PCB, since P8H61 variants differ, and back up the existing chip first.

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.

All sources (2)

The same file was posted more than once. If one link is dead, try the next.

How to open a .rar file

Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.

7-ZipWinRARThe Unarchiver (macOS)

More about .rar files

Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →

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