The Dell Inspiron 7490 Laptop Comes in 2 Different Drive Options Depending on the WLAN or WWAN Card Installed and Supports Single Drive Configuration. (Models with a WLAN Card Support One M.2 (2280) or (2230) Solid State Drive) or (Models with a WWAN Card Support One M.2 (2230) Only Solid State Drive) Note: The M.2 slot supports PCIe NVMe Solid State Drives.