I notice you’re asking about and “all games ROMs.” Just a quick clarification:
But "all games" is technically around (excluding bootlegs and prototypes). A full set of Neo Geo ROMs, with parent ROMs and clones, can occupy roughly 7-10 GB when compressed. For NeoRAGEx 5.2 specifically, you need ROMs that use the NeoRAGEx-compatible format : neoragex 5.2 all games roms
A "NeoRageX 5.2 All Games" pack typically refers to a curated collection of approximately . NeoRAGEx 5