motherboard pci-express slots: Mainboard GIGABYTE B450 Aorus Elite - Dương Long. What is PCI Express? Do PCIe lanes, slots, and versions matter?. PCI vs PCI Express Compatibility | Techwalla.
Mainboard Gigabyte B450 Aorus Elite ; PCI-EX1, 2 x PCI Express x1
slots (The PCIEX4 and PCIEX1 slots conform to PCI Express 2.0 standard.) ; PCI-EX4, 1 x PCI ...
PCI Express uses physical slots to interconnect the expansion cards to the motherboard.
If you have ever looked at a motherboard, you've seen the PCI or
PCI Express slots; these slots sit near the edge of the motherboard and allow you to remove and add new hardware to computer.