Which gaming monitor will do the best job?

Dell 4K monitors are getting increasingly popular, but which one is best for your gaming needs?While you may be tempted to buy the newest 4K gaming monitor that has the latest specs, it may not be the one you're looking for.Some of the most popular 4K displays available right now are the NVIDIA GeForce GTX 1080 Ti, the Samsung 960 PRO, and the AMD Radeon R9 390.However, you'll probably want to...