Samsung 870 EVO 1TB (MZ-77E1T0BW) is a 2.5-inch SATA solid-state drive for expanding or upgrading storage in a desktop PC or laptop that supports a standard 2.5-inch SATA drive. Its 1TB capacity provides space for applications and files on a single drive.
The drive supports sequential read speeds of up to 560 MB/s and write speeds of up to 530 MB/s. Actual performance depends on firmware and system configuration. For the 1TB model, Samsung specifies a rated endurance of 600 TBW.