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SPECIFICTION
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Nuked-SMS

github.com

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Spec score 6.4 #22 of 25 in Sega Master System Emulators

Spec sheet

Product
Nuked-SMS is a cycle-accurate Sega Master System emulator project.Read 8 Oct 2026 · github.com
License
The repository includes the GNU General Public License, version 2.Read 8 Oct 2026 · github.com
Additional audio chip
The README says the YM2413 is also emulated.Read 8 Oct 2026 · github.com
Compatibility limit
SMS2 and Game Gear VDP extensions are not supported.Read 4 Oct 2026 · github.com
Contributors
The repository credits nukeykt, ogamespec, and andkorzh, and gives special thanks to HardWrMan.Read 8 Oct 2026 · github.com
Emulated chips
The listed system components are a Zilog Z80 CPU, Yamaha YM2602B VDP, and Sega 315-5216 I/O chip.Read 4 Oct 2026 · github.com
Emulated components
The README identifies the Zilog Z80 CPU, Yamaha YM2602B VDP, and Sega 315-5216 I/O chip as the system components.Read 8 Oct 2026 · github.com
Goal
The project aims to emulate the Sega Master System chipset as accurately as possible using photos of decapped chips.Read 8 Oct 2026 · github.com
Project status
GitHub describes the project as a Sega Master System emulator (WIP).Read 8 Oct 2026 · github.com
References
The README links to Sega chip research and decapped-chip references, including SEGAChips and siliconpr0n pages.Read 8 Oct 2026 · github.com
Research references
The README lists chip decapping references and other sources related to the Z80 and Sega chips.Read 4 Oct 2026 · github.com
Sound emulation
The project additionally emulates the YM2413.Read 4 Oct 2026 · github.com
Source code
The repository page lists emulator source files and a README; it does not list releases or packages.Read 8 Oct 2026 · github.com
Target model
Nuked-SMS currently targets the US Sega Master System model 1.Read 4 Oct 2026 · github.com
Target system
Nuked-SMS currently targets the US Sega Master System Model 1.Read 8 Oct 2026 · github.com
Unsupported extensions
SMS2 and Game Gear VDP extensions are not supported.Read 8 Oct 2026 · github.com

Where Specifiction places it

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