The NVIDIA GeForce GTX 780 first came out in May 2013 and even though the card is no longer 'new' it is still a very powerful solution that is continuously being updated and improved upon. ASUS has been working on rather interesting variant of this graphics card called the Republic of Gamers (ROG) Poseidon Platinum GTX 780 3GB graphics card. This card is sold under part number POSEIDON-GTX780-3GD5 and has an MSRP of $599. What makes this card so special is that ASUS came up with a hybrid cooler that allows you to use just air to keep the Kepler GK110 GPU cool or you can add water for greatly improved thermal performance...