The game is relatively lightweight by modern standards. Official Rockstar Support requirements include:
Four new school subjects to master: Biology, Music, Math, and Geography.
is an enhanced remaster of the original Bully title, featuring several gameplay and technical additions. While "repacks" (like those found on sites like Kuyhaa) are typically compressed versions of the game designed for faster downloading and easier installation, they generally include all the standard features of the official release. Key Features of Scholarship Edition
For a comparison of how different versions perform and how to optimize the game for PC:
The installer size is significantly smaller than the final installed size.