M.2 2280 500GB PCI-Express 3.0 x 4 3D NAND WD Blue SN570 NVMe 3,500 MB/s maximum: NVMe Technology, the manufacturer, empowers creators With the WD Blue SN570 NVMe SSD, stay present and produce beyond your wildest dreams. You can unleash your creativity and stop worrying about PC lag or load time thanks to this powerful internal drive, which can deliver up to five times the speed of our best SATA SSDs.