I've been looking at getting a larger case to help with airflow, and thinking ahead to x99 along with possibly 4 gpus, but still trying to keep it quiet and preferably not windowed. Like things plain and simple 
Got my eye on either the Fractal Design XL R2 or the Nanoxia Deep Silence 5 - both around £95. Would you go for either of these or something completely different?

Got my eye on either the Fractal Design XL R2 or the Nanoxia Deep Silence 5 - both around £95. Would you go for either of these or something completely different?