The new entry level SSD from Samsung has no extra name. This new SSD bears neither the PRO or EVO appellation, but at heart it is essentially a new 850 EVO. The Samsung 850 120GB is a new entry-level SATA SSD featuring their latest 64-layer 3D TLC NAND, and is intended to replace the 750 EVO that was discontinued just over a year ago.

Source: AnandTech – The Samsung SSD 850 120GB Review: A Little TLC for SATA