| Feature | Low Quality | Extra Quality | | :--- | :--- | :--- | | | Inconsistent or shortened (e.g., psx.bin ) | Matches OpenEmu's exact database ( scph5501.bin ) | | Checksums | Unknown or mismatched | Verified against No-Intro or Redump databases | | Completeness | Missing region variants | Contains USA, Japan, Europe (when applicable) | | Header Status | May have garbage headers or stripped data | Raw, unaltered dump (no headers stripped improperly) | | Source | Random forum links from 2005 | Verified from Redump or trusted preservation projects |
However, discussions about within the emulation community usually revolve around preservation . If you own a PS1 and a $5 USB BIOS dumper, you can dump your own SCPH-1001 BIOS. That dump, shared only for personal backup, is the only truly "extra quality" legal file. openemu bios pack extra quality
This article does not provide links to download copyrighted BIOS files. | Feature | Low Quality | Extra Quality