That's a question i've been asking myself from quite a while, i'd be buying both just to achieve that monoblock which to me is pretty unique and neat looking.Now i know that the motherboard's chipset aren't the same:ASUS ROG MAXIMUS IX EXTREME - z270...

Recently i've changed my motherboard to an asus rog maximus hero vi and added a new GPU in sli.At the very first boot after the upgrade, my CPU cooler fan was insanely fast and loud so i used the AI SUITE III software to tweak it with Fan Xpert 2 and...

Answered myself :Motherboard supports only the AMD Crossfire X, no sli.