The 1TB 2.5″ SSD 850 Pro from Samsung is an internal drive that offers storage space for Windows and Mac systems. This SSD features 32 layer 3D V-NAND technology that offers twice the speed and density of traditional SSDs. This feature provides up to 100K IOPS random read speed and 90K random write speeds. Sequential read and writes are up to 550 MB/s and 520 MB/s. This SSD can also offer higher speeds by enabling RAPID mode. Besides offering performance, the SSD 850 Pro uses 50% less power than traditional hard drives and supports device sleep mode that uses only 2mW.