Thank for your interest in this product, Tyrannosaurus Rex. This high quality model is fairly low poly mesh with textures to push the details. The textures that are included are all 4096x4096 resolution,
Ambient occlusion map: 4096x4096 Cavity map: 4096x4096 Color map 4096x4096 Specular map: 4096x4096 Normal map: 4096x4096 Displacement map: 4096x4096
The poly count on this product is 24044 so you can rig and paint weight easily. This model was built in Maya 2010 and has been tested in Maya versions 2009, 2011 and 2012 and works great.
Also everything is named in the Maya scene file, Shaders and Geometry.
OBJ file is also offered if you are using other software packages.