“There’s dedicated audio hardware,” he revealed. “The principal thing that it does is that it compresses and decompresses audio streams, various formats. So some of that is for the games – you’ll have many, many audio streams in MP3 or another format and the hardware will take care of that for you.
“Or, on the system side for example, audio chat – the compression and decompression of that.”
He also added that the GPU can be useful to do different types of audio processing. [zB Audio Ray Tracing]