FunkyKit posted a review on the BIOSTAR Racing Z370GT6 Motherboard
A quote from the article:
Thanks to BIOSTAR, we'll be taking a look at their Racing Z370GT6 Motherboard. This motherboard uses the latest Intel Z370 chipset and is suitable for all 8th Gen Core processors (Coffee Lake) from Intel. Looking at the specifications and features of the BIOSTAR Racing Z370GT6, it's designed for the mainstream user who wants the latest technologies at affordable price.BIOSTAR Racing Z370GT6 Motherboard Review @ FunkyKit
The motherboard supports the DDR4 memory up to DDR4-3866 (OC), Optane memory, as well as Gigabit LAN and super LAN surge protection. Oddly, it supports 3-way AMD Crossfire Technology, but no mention of Nvidia SLI.