If you are looking for the "newest" official USA ROM for technical reasons, there are three primary revisions of the original hardware code:
When you look for a Super Mario 64 ROM, you will often see different file extensions like .n64 , .v64 , and .z64 . super mario 64 rom z64 usa new
In the world of Nintendo 64 emulation, ROM files typically come in three formats based on how the data is ordered (endianness). The If you are looking for the "newest" official
super-mario-64-usa_202401 directory listing - Internet Archive super mario 64 rom z64 usa new