The Guru of 3D published a review on the ASUS ROG GeForce GTX 1080 Ti Poseidon
A quote from the article:
It is time to take and test the best that ASUS puts on the table, the mighty ASUS ROG GeForce GTX 1080 Ti Poseidon Platinum. This graphics cards comes 100% customized with factory tweaks, a dual fan and liquid cooled block combined with a very impressive RGB solution. So yes, you can actively cooled the card (without a liquid cooling loop), but also simply hook it into your liquid cooling loop and go massive on cooling performance. Ahw yeah!ASUS ROG GeForce GTX 1080 Ti Poseidon Review @ Guru3D