Which eMMC modules are recommended for the board?

[SunWukong]

@MagusMycelius

but there are two connectors on the board

Only J9 is electrically relevant, J99 is for mechanical protection.
This should bring clarity:

Question about eMMC support and SD card support

I use a 32 GB, 5.1 eMMC for the Rock Pi, ALLNET article no. A158777. I think only J9 is electrically relevant. J99 is for mechanical protection, so that the module does not wobble, but sits firmly. VisionFive 2 Design Schematics [grafik] Schematic of ROCK 4 model A | B [grafik]