PCI-Express x1 slot - Autodesk Community

I cut open the back of a x1 slot on my motherboard to allow me to fit a full size GPU

1 additional PCI-Express x1 slot is needed

pciex16 slot configuration 1 PCIe x16, 1 PCIe x16, 1 PCIe x1, 1 Key E for WiFi - 1 x PCI Express x1 Slot - Supports AMD Quad CrossFireX™ and CrossFireX

pciex1 slot However, there is usually a cost increase incurred with higher lane counts PCIe Slot Differences Photo from 20050531pci-express-cards