Yes, I have tested, I have this 2x8Gb FlareX when I use AMD Ryzen 1800x, since now I'm back using intel and it's has been 7 months, I can assure you that this G.Skill FlareX 14-14-14-34 2x8Gb DDR4 3200Mhz is compatible with intel Z370 platform
Im pretty sure the rumors are that the coffee lakes are going to be using the lga 1151 chipset with 300x series motherboards. I dont think anybody knows compatibility yet.
Yes, I have tested, I have this 2x8Gb FlareX when I use AMD Ryzen 1800x, since now I'm back using intel and it's has been 7 months, I can assure you that this G.Skill FlareX 14-14-14-34 2x8Gb DDR4 3200Mhz is compatible with intel Z370 platform