OctaneRender® for Graphisoft® ArchiCAD Plugin is only available for Windows® 64-bit. There is no version for Linux or Mac OS.
This version of the plugin (OctaneRender 4 for ArchiCAD) runs on the versions of Graphisoft ArchiCAD Version 20, 21 and 22 - 64-bit Windows (Vista, 7, 8 and 10).
Windows Requirements
OctaneRender® v4 is a CUDA 9.1 application. It will require a current NVIDIA graphics driver of version 388.x or higher.
The latest video card drivers for Windows can be downloaded from http://www.nvidia.com/Download/index.aspx
Ensure that a suitable driver is installed for your video card, then run the plugin installer.
NVIDIA cuDNN Library File
NVIDIA CuDNN is required to run OctaneRender V4. Download the cuDNN library file from https://render.otoy.com/downloads/1c/42/12/04/cudnn64_7.dll
The library file should be placed in the either of these folders:
C:\Users\[user]\AppData\Local\OctaneRender\thirdparty\cudnn_7_0_5\
or
C:\Program Files\OTOY\[OctaneRender 4.x]\