How do single slot and dual slot graphic cards differ?

Height: inches Length: inches Thickness: mil ±10% Note: Reserve two adjacent PCIe slots

1 slot = 20mm, with the width of 110mm For example, most motherboards have a 3 slot spacing between the top pcie slot and the second pcie

pcie x4 in x16 slot The slot on a mainboard must support both an x1 PCI Express link and a USB link because the PCIe Mini Card can utilize PCI Express andor

pcie slot splitter Width, Number of Pins, Length PCI Express x1, 18, 25 mm PCI For example, a PCIe x1 card will fit in any PCIe x4, PCIe x8, or PCIe x16 slot