how to know wich romset i have?

[abispac]

Well, since i lost all my information and had to download all the games again,i gt me the infamous 92gb hyperspin torrent,wich is great, i do have the mame romset but it does not mach the downloaded hyperspin  version,so i got me the rollback torrent as well, problem is, i dont know wich romset i need to rebuild, so i was wondering if theres a way to know wich romset do ihave or if someone knows wich romeset does this torrent use. thanks for any help

[monkeybomb]

If the torrent has both mame and roms that go with it, then you can just rightclick mame.exe, go to properties and then click the details tab for the version.

[abispac]

no it did not included  the roms,thats why im having this confusion