CMS 32GB (2X16GB) DDR4 19200 2400MHZ Non ECC DIMM Memory Ram Upgrade Compatible with MSI® X299 Raider, X299 SLI Plus, X299 Tomahawk Arctic, X299 XPOWER Gaming AC Motherboards - C114 at Amazon.com
Just recreated the MSI's X299 SLI PLUS and (upcoming) PRO Z790-A MAX WIFI (just a white version of the original, which is why it took me only under 10 minutes to create
MSI X299 SLI Plus Review | PCMag
For Design Workstation Build | MSI X299 SLI PLUS Motherboard | MSI Global