Using a PCIe x1 card in a PCIe x16 slot

according to your own link it could sit in either the top slot or the 2nd slot both the same Multi-GPU CFX support 2 x PCIe x 16 (supports

A PCIe or PCI express slot is the point of connection between your PCIe x1 • PCIe x4 • PCIe x8 • PCIe x16 These connections are

greek slot Identifying Different Types of PCIe Slots

legend slot 888 I have 2 x16 pcie and 4 x1 slots I have 2 x8 cards in the x16 slots, but need basic display adapter functionality for debian xfce