HardOCP checked out the NVIDIA GeForce GTX 980 Overclocking Video Card
A quote from the article:
Our NVIDIA GeForce GTX 980 Overclocking review is now online for your viewing pleasure. Make sure you take a moment today to give this article the once over. Trust me, you'll be glad you did.NVIDIA GeForce GTX 980 Overclocking Video Card Review @ HardOCP
The new NVIDIA GeForce GTX 980 makes overclocking GPUs a ton of fun again. Its extremely high clock rates achieved when you turn the right dials and sliders result in real world gaming advantages. We will compare it to a GeForce GTX 780 Ti and Radeon R9 290X; all overclocked head-to-head.