TROPRO PCI-Express 4X to USB 3.1 Gen 2 (10 Gbps) 2-Port Type C Expansion Card Asmedia Chipset for Windows 7/8/10/Linux/MAC OS 10.14 – PCI Express USB C Card(2X Type-C Port) - Newegg.com
Windows 8.1 and the ASMedia USB 3.1 XHCI 1.1 Host Controller - Plugable Knowledge Base