Why are there 2 PCI slots?
Why are there 2 PCI slots? If you have two graphics cards, then you will use the first and second PCIe x16 slots. However, occupying the second slot will automatically halve the lane count of the first slot. The final x4 slot can be used with a third AMD graphics card or with any other expansion card that requires 4 lanes such an NVMe SSD Card. What are PCI slots for? A PCI slot is a built-in slot on a device that allows for the attachment of various hardware components such as network cards, modems, sound cards, disk controllers and...