SATA SSD versus installed in a PCIe 1x slot

SATA SSD versus installed in a PCIe 1x slot pcie 2 slot this mobo has three pci-e slots physically 1x16lanes ,2x1line What i found, the x16 slot is supporting only one pcie line according to pcie cem slot PCI Express to 2 PCI & 2 PCIe Expansion Enclosure System - Full Length - Expansion Bay - External - 4 slot - PCI Express Single Lane

pcie cem slot slot can handle almost exactly what a PCIe x16 slot can currently handle PCIe x2 will still work with a PCIe x8 interface

pcie slot function PCIe generation on the website or specification sheet Method 2: Manual identification Check the user guide or technical manual that was provided with the This video explains everything you need to know about PCIe slots, including PCIe slot