Easily expand the storage capacity of your desktop and save all your documents on internal storage with a SATA connector. There are 2.5-inch SATA drives you connect via a SATA cable and M.2 SATA drives you directly connect to the motherboard. Internal storage with SATA connector has a maximum speed of 60MB/s, so you can transfer data in no time. Do you choose a M.2 SATA drive? Check if your motherboard has a B key.