This heavy duty OpenVDB scene(5.8 GB data file) rendered in 3Delight in less than 10 mins on a 16-core machine.
Render Time: 9min on a 16-core machine at HD resolution
Time to First Pixel: 47sec
Scene: https://s3.us-east-2.amazonaws.com/3delight-content/3delight_explosion.tar.gz