Nintendo 64 RAM Expander 4MB Memory Expansion. Allows certain games to have larger worlds, longer animation sequences, and much more complex gameplay.

4MB RAM booster pack - compatible with games like Donkey Kong 64, the Legend of Zelda: Majora's Mask etc. that require 4MB expansion

Game developers can take advantage of the increased memory in serveral ways, including making games that are more visually appealing. Some games will allow players to choose a "high resolution" option, increasing the screen resolution from 320 by 240 pixels to as much as 640 X 480 pixels, creating a crisp, high definition graphics. The Nintendo 64 RAM expander utilized Nintendo 64's capabilty for 32-bit, 16.7 million color display with 256 levels of transparency (alpha) bringing your games to a new level of realism. Instead of reusing texture data, games can buffer a larger number of textures for a more distinct look.