Amiga Storage Peripherals

Rainbow III

> Company: Ingenieurbüro Helfrich, Germany
> Date: 1994
> Amiga: A3000, A4000
> Interface: Zorro III
> Autoconfig ID: ID2145 / 33

RTG Graphics Card
Most Cards Have An Inmos G360 With 110 MHz Pixel Clock
A Few Have G364-10S (100 MHz Dot Clock) Or G365 CLT-RAMDAC (175 MHz Dot Clock)
128 Bit Pixelbus
4 MB, 20 Ns, Dualported VRAM In 32 ZIP Sockets
Video Memory Is Linearly Mapped Into The Zorro III Address Space
Hardware Panning For Processing Oversized Images
Interrupt During The Vertical Blank (For Cursor- And Double Buffering Manipulations)
Supports Multiple Screens And Double Buffering

Screen Modes
1600x1280x16 Interlaced

64×64 Hardware Cursor With 3 Colours
CyberGraphX 4.2 And EGS Drivers


Amiga Rainbow III

Front: Rainbow III front view

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