Hey! Sorry to resurrect this thread, I am building a very similar system (same case, asrock rack x470D4U / 3600 with H310 IT controller). How did this work out for you in the end?
I recently purchased a U3011 in Canada, from ++++, was being able to pricematch it to some other place with not a bad discount (still not the same as the one that was on Canada day).
In either case, it's an A03 revision, manufactured end of August 2011.
Screen-wise I am very impressed, going...