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Questions about Game Boy Color

Short answers, pulled from the story.

When was the Game Boy Color released?

The Game Boy Color was released in Japan on the 21st of October 1998. It reached North America on the 18th of November 1998, Europe on the 23rd of November, and Australasia on the 27th of November 1998.

How many Game Boy Color units were sold worldwide?

The Game Boy and Game Boy Color combined sold 118.69 million units worldwide, making them the fourth best-selling console of all time. That total includes 32.47 million in Japan, 44.06 million in the Americas, and 42.16 million in all other regions.

What is the best-selling game for the Game Boy Color?

Pokémon Gold and Silver, released in 1999, are the best-selling games developed primarily for the Game Boy Color, shipping 23 million units worldwide. Tetris, developed for the original Game Boy, is the best-selling game compatible with the system overall.

Is the Game Boy Color backward compatible with original Game Boy games?

Yes, the Game Boy Color plays all original Game Boy games. When an original Game Boy cartridge is inserted, the system applies a limited color palette of four to ten colors; the bootstrap ROM includes pre-programmed palettes for more than 90 titles, and players can manually select from 12 palettes for other games.

What processor does the Game Boy Color use?

The Game Boy Color uses a custom Sharp SM83 processor, a hybrid derived from the Intel 8080 and Zilog Z80. It runs at 4.194304 MHz by default and can be switched to 8.388608 MHz in dual-speed mode for games designed exclusively for the system.

What was Project Atlantis and how did it relate to the Game Boy Color?

Project Atlantis was an early-1990s internal Nintendo prototype for a color Game Boy, featuring a color screen and a 32-bit Sharp processor, led by Satoru Okada. The team shelved it after finding the results unsatisfactory; Okada later revived the project and replaced the 32-bit chip with a faster 8-bit processor to speed up the release and preserve backward compatibility with existing Game Boy games.