PCI Express 5 (PCIe 5): Here's everything you need to know
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
PCI-Express 5.0: The Unintended But Formidable Datacenter Interconnect
Mini PCI Express & mSATA Connectors | TE Connectivity
PCI-Express Type C Expansion Card, ORICO PCI-Express 4X to USB 3.1 Gen 2x2 (20 Gbps) for Windows 7/8/10/Linux/MAC OS, Compatible Slot: PCIe x4 (3.0), PCIe x8, PCIe x16 - Newegg.com