External Titan Xp and Quadro GPUs GPU will come
The partners of the NVIDIA are working on external GPUs, Titan XP among other GPUs will have external versions.
By the favor of SIGGRAPH 2017, NVIDIA told that they are working together with their partners on such external GPUs which will based on professional performance GPUs.
NVIDIA making Titan Xp and Quadro video cards. If we connect these kind of external video cards to a laptop we can get extra performance, video editing, interactive rendering and creating content in virtual reality and developing AI will be more effective.
The usage of this made possible by the high bandwidth Thunderbolt 3 protocol.
Image source: https://i.cdn29.hu.
Exact price informations are not yet available, however it's already known that the version build upon Titan XP is available to order, the rest quadro-based models will be available within a few weeks.