What is PCIe? Understanding PCIe Slots, Cards and Lanes

No, this card does use 32 actual lanes from the host X32 is in the specs, it just obviously doesn't exist on consumer boards

Two types of PCIe slot on an Asus H81M-K motherboard Various slots on a Up to and including PCIe , x12, and x32 links were defined as well but never used

pcie m2 slot PCIe cards can always operate in PCIe slots with the same or more lanes than the card For example, an x8 card can operate in a slot with x8, x16, or x32 lanes

pcie 4 m2 in pcie 3 slot PCI Express slots are configured on a motherboard PCIe can scale from one to 32 separate lanes; it's usually deployed with 1, 4, 8, 12, 16 or 32