Irem M57

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The Irem M57 hardware, is a 8-bit arcade system board manufactured by Irem.

Technical Specifications

Main CPU: Zilog Z80 @ 3 MHz

Sound CPU: M6803 @ 3,5 MHz

Sound Chip: Irem Audio: 2xGeneral Instrument AY-3-8910A @ 894 KHz, OKI MSM5205 384 KHz, Discrete circuit

Games Released

Release Date Game Name Developer Publisher
Japan 1983-09 Tropical Angel / New Tropical Angel (トロピカルエンジェル / ニュートロピカルエンジェル) Irem Irem