PCI Slot types

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 connected

slots to PCIe address For example: Handle 0x001D, DMI type 9, 17 bytes System Slot Information Designation: J6B1 Type: x1 PCI Express

gpu with m2 slot The PCI Express slot is the most popular interface today They come in different versions offering varying amounts of bandwidth: Bandwidth

gpu slot size Therefore, some PCIe x16 slots might only have x8 PCIe lanes Usually, this wouldn't be problematic, even if you want to attach a GPU card to it