https://www.theregister.co.uk/2019/01/15/supermicro_server_cascade_lake_optane/

In brief Supermicro is touting what's said to be the "first to market" Intel Cascade Lake AP Xeon server – and it's fitted with Optane DIMM modules to make in-memory apps, particularly the AI ones, run faster.

Although the Silicon Valley kitmaker claims this month that it is first on the block with this grade of gear, it's not on general sale. For one thing, the processor isn't widely available yet. So, y'know, you'll probably have to take a ticket and get in line for one of these machines.