Sm64usf3dex2e Verified -

If you want to confirm this yourself:

The variant offers subtle but important improvements: sm64usf3dex2e verified

SM64USF3DEX2E is a graphics enhancement hack for Super Mario 64, specifically designed for the USA version of the game. The "SM64" prefix refers to the game's internal title, while "USF3DEX2E" stands for "USA Flag F3DEX2E." The "F3DEX2E" part refers to the graphics engine used in the game, which is a variant of the F3DEX2E graphics API. If you want to confirm this yourself: The