EVGA FAQ - Where do I plug in the SPDIF from my EVGA GeForce graphics card to my EVGA motherboard?
How do I setup my NVIDIA based graphics card to work with my HDTV? | NVIDIA
Amazon.com: Tensun 4K HDMI to HDMI Optical SPDIF TOSLINK Converter Adapter with 3.5mm RCA R/L Stereo HDMI Audio Extractor Splitter for Blue-ray PC Laptop Xbox One HDTV : Electronics
GeForce SPDIF Connector Tutorial | Geeks3D
HDMI Graphics Card nVidia SPDIF Audio 2 Pin HDMI Jumper Cable Head N Card: Amazon.de: Electronics & Photo
Project | Hydra Multi OS Gaming Console & Controller | Hackaday.io
Computer to TV with sound | Tom's Hardware Forum
USB to SPDIF converter for Nvidia Shield Android TV | Page 2 | Audio Science Review (ASR) Forum