Hardware.Info posted GeForce GTX 980 Ti round-up: 12 graphics cards review
A quote from the article:
If you want to game in Ultra HD, you will pretty much be forced to use a high-end graphics card, such as the GeForce GTX 980 Ti from Nvidia. Once you've decided to invest in one, you will find that there is quite a lot of choice. There are large differences between the various cards in terms of noise level and cooling performance. We tested twelve of them.GeForce GTX 980 Ti round-up: 12 graphics cards review @ Hardware.Info
In 2015 Nvidia introduced two high-end graphics cards based on the Maxwell architecture, namely the GTX Titan X and the GTX 980 Ti.