A88XI overheating

Hello,

I have an A88XI AC with an AMD 7850K cooled by a Noctua NH-L9A. RAM is AMD's Adata (I think) 16GB 2400 kit.
This is all housed in a Lian Li PC-TU200B and the PSU is a Silverstone ST45SF-G.

The problem is that the APU is running extremely hot, ju...