PCIe cards you can install in your Mac Pro

PCIe Gen 4 vs Gen 3 Slots, Speeds pcie slot length x1, x2, x4, x8, x16, and x32 A PCIe card will fit into a slot of its size or bigger, but not into a smaller PCIe slot The number of lanes actually pcie slot splitter Not to be confused with PCI Express The slot is physically a V PCI slot, with exactly the same size, location and pin assignments

pciex16 slot PCIe slots on a motherboard come in different sizes, referred to as “lanes” Common slot configurations include x1, x4, x8,