refers to the video display format used in North America and Japan (as opposed to PAL, used in Europe and Australia). In the cartridge era, NTSC versions of games ran at 60Hz, while PAL versions ran at 50Hz. For speedrunners, this distinction is vital; a PAL game runs roughly 16% slower, making it unsuitable for setting world records against NTSC times.

While the (Collector's Edition) are almost exclusively version 1.0, some Grey Cartridges are as well. To check yours, look at the punched-in number on the back label: Version Differences - ZeldaSpeedRuns

This is the critical part of the conversation. Discussing the inevitably raises legal questions.

A "ROM" is a digital dump of the cartridge’s memory. For the NTSC 1.0, a proper dump is verified by a checksum (a digital fingerprint). The legitimate 1.0 ROM has a specific file size (32 MB) and hash signature (CRC32: 4F37E6F4 for the compressed version, or 693E5DF8 for the raw .z64).

The is the earliest, unedited version of the North American/Japanese release. For collectors, speedrunners, and purists, this specific version is considered the "holy grail" due to its unpatched glitches, unique audio, and uncensored content. What is the NTSC 1.0 ROM?

Ganondorf coughs up red blood, as described on Reddit.

The most iconic difference is the music in the Fire Temple. The 1.0 and 1.1 versions feature a chant that includes audio samples of Islamic prayer, according to ZeldaSpeedRuns and Reddit . Features the original "chant" music.