This product only supports A+E key and E key M. 2 NGFF PCIE protocol card type module.. This adapter does not support any A Key and E Key cards of CNVI protocol.. The riser card only changes the interface form of the module and does not change any performance of the module.. Supports only the desktop PC and using on M. 2 PCI-E KEY-M port.. Some M. 2 NGFF cards do not support AMD motherboards