Nintendo 64 development spanned approximately 6–7 years from initial research to Japanese launch.
| Year | Milestone |
|---|---|
| 1990 | Nintendo begins 3D graphics R&D; partners with Silicon Graphics (SGI) for "Project Reality" |
| 1993 | Cartridge format finalized; custom MIPS R4300i CPU (NEC VR4300) and Reality Coprocessor (RCP) design locked |
| 1994 | Developer kits shipped; first-party teams (EAD) begin Super Mario 64, Zelda 64 |
| Aug 1995 | Public unveiling at Nintendo Space World (as "Nintendo 64") |
| Jun 23, 1996 | Japanese launch (¥25,000); 300k units day one |
| Sep 26, 1996 | North American launch ($199.99); 500k preorders |
| Mar 1, 1997 | European/Australian launch |
The ~6.5-year cycle was typical for 1990s console generations (PS1: ~5 years, Saturn: ~4 years, Dreamcast: ~3 years).