When did slots become commonplace? And NVME slots?

NVM Express slot m 2 nvme NVMe: 1 Slot · SATA SSD: 1 Slot · Micro TF: Supports 32GB, 64GB, 128GB, 256GB slot games pragmatic play Background: I'm working on a Dell E5470 laptop it has an connector in it The dell manual says it's SATA PCIe

slot casino free 100 SSDs come in various sizes and shapes, but the most common types of slots are M key and B+M key While both