I am currently using micro-displacement along side with adaptive subdivision.
However I have stumble upon a weird artifact.
As you can see there are some black pixelated artifacts along side the crevices.
This is my node setup:
Do note that I'm using Remington's PBR shader.
Because of my current reputation I cannot post more images, I hope these are enough information to help me solve the problem
** The brick texture is from polligon along side with the gloss, normal and displacement maps.