Nvidia gtx1080ti 3D model
99% accurate, scanned with a 3D scanner. The BEST graphic-card 3d model you can find on the internet.
Can be used in mechanical design and modification.
Also attached .obj file for rendering and visualization. you can also find the standard dimension file(for rough design) on GrabCAD: https://grabcad.com/library/nvidia-gtx-titan-xp-1