If you have a growing collection of PlayStation 1 (PSX) ROMs, you’ve likely dealt with the clutter of
chdman defaults to compression level 5 (normal). For maximum compression (slower, but smaller files), use: chd file psx
| Emulator | CHD Support | Notes | |----------|-------------|-------| | | ✅ Full | Recommended for CHD; best performance and accuracy | | PCSX2 (for PS2) | N/A | Not for PSX | | PCSX-Reloaded | ⚠️ Partial | Older versions require patching; upgrade to DuckStation | | ePSXe | ❌ No | Does not support CHD natively | | RetroArch (Beetle PSX HW / PCSX ReARMed) | ✅ Full | Works perfectly with CHD | | XEBRA | ❌ No | Only raw bin/cue or CCD | | Mednafen | ✅ Full | Command-line emulator supports CHD | | PSXfin | ❌ No | Abandoned, no CHD support | If you have a growing collection of PlayStation