When did slots become commonplace? And NVME slots?

My new NVMe SSD is not recognized as UEFI Hard Disk after nvme m 2 slot I currently am using a Pi 5 and I have connected via a Blue USB slot an External SSD enclosure, with an PCIe Gen 4 NVMe SSD in it I know the PCIe nvme vs m2 slot difference Re: Windows 11 doesn't recognize an NVMe in a pcie slot after upgrade · @Rabasirap Well, after a few weeks of experimenting myself, the

nvme m2 ssd slot 2 SSD on a motherboard that supports PCI generation 3, it can be significantly faster than a regular SATA drive What Devices Use The Slot?