The 256GB Z Turbo Drive PCIe M.2 Internal SSD from HP provides users with 256GB of storage for their compatible system. This SSD utilizes MLC NAND, an M.2 2280 form factor, a PCIe Gen 3.0 x4 interface, and can achieve maximum sequential write speeds of up to 1,260 MB/s and maximum sequential read speeds of up to 2,260 MB/s. When compared to a SATA SSD, its PCIe interface allows it to operate with faster data transfer speeds.