The 3D model is created by an artist known as Forever.
Take a look at this photorealistic Wolverine from X-Men portrayed by Hugh Jackman. The model is made by 3D Artist called Forever.
The model was created in ZBrush, the hair was created using XGen, the skin texture was taken from Texturing XYZ, and the rendering was done using Maya and Arnold.
Check out the author's development through these pictures of Logan:
Here are some other awesome realistic works from the artist: