For MGS4, the IRD might list ~15,000–20,000 sectors (since game partition is ~25 GB after removing video padding).
When you create a backup of a PS3 game, your dumping tool (like PS3 Dump Checker or IRD Manager ) cross-references this file to ensure that the dump is 100% perfect byte-for-byte compared to the original retail disc. mgs4 ird file
Because IRD files are created by the community (not Sony), you cannot find them on official channels. The most trusted repositories are: For MGS4, the IRD might list ~15,000–20,000 sectors
0000: 49 52 44 30 01 00 01 00 42 4C 55 53 33 30 31 30 |IRD0....BLUS3010| 0010: 39 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |9...............| 0020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| ... The most trusted repositories are: 0000: 49 52
To get a "good report" for a IRD file, you are essentially verifying that your game dump is 1:1 accurate to the original retail disc. Using an IRD (Internal Replacement Data) file is the gold standard for PS3 game preservation and compatibility, especially for sensitive titles like MGS4. Why You Need an IRD for MGS4
You might be asking: Why do I need this for MGS4 specifically? Can’t I just download the folder and play?
Essential info for decrypting disc images dumped directly from a PC Blu-ray drive. Why You Need an MGS4 IRD File RPCS3 PS3 Game ROMs Setup Guide / Tutorial / How to 2024