Intel Optane SSD 900p Makes a Secret Appearance - has PCI Express 4.0 interface
StarTech.com U.2 to PCIe Controller Card for U.2 NVMe SSD - SFF-8639 - PCI Express 3.0 x4 - Controller card StarTech.com on LDLC
Amazon.com: Sedna PCI Express (PCIe) SATA III (6G) SSD Adapter with 1 SATA III Port (with Built in Power Circuit, no Need SATA Power Connector, Best for Mac), SSD not Included :
Coolbox COO-ICPE-NVME SSD M.2 NVME Slot PCI-E Black | Techinn
Adapter PCI-e x1 - M.2 NVMe on the example of SSD TLC V-Nand 256 GB Samsung PM981 MZ-VLB2560 - test - YouTube
The Best PCI Express NVMe Solid State Drives (SSDs) for 2023
Cryo-PC Full Speed NVMe SSD PCIE PCI-Express 3.0 X16 to U.2 Adapter Converter Card Module New - NWCA Inc.
The era of PCI Express 5.0 SSDs will begin in Q3 2022 - HWCooling.net
Squid PCI Express Gen 3 Carrier Board With 6 PCIe SSD - TransIntl
What is a PCIe SSD: Overview, Features, Pros & Cons
M.2 SATA SSD vs M.2 PCI Express (PCIe) SSD vs NVMe - Dignited