This is actually the case that Will chose for his guide for how to build a white gaming PC, and he was full of praise during the course of that article: Speaking of my build, the NZXT H6 Flow case ...

I'd choose both again for this kind of a use-case, as gaming at 4K minimises CPU differences ... The ARCTICMACHINE also looks brilliant; it's the first all-white PC I've built and for me at ...