Can't fit PCIe card in PCIe slot and fasten down with screw

PCIe Slot Characteristics - Oracle® Exadata X8-2 Database Server pcle slot You can install PCI Express slots in larger slots but not smaller ones For example, you can install a PCI Express x1 adapter into an x16 slot (but will pcle x1 slot PCIe slots on motherboards accommodate expansion cards, with slot sizes determining data transfer bandwidth For optimal

pcle x16 slot Card capacity and size Mac Pro has eight PCIe x16* sized slots that accept many different types of PCIe cards: Slot 1: up to x16