The Samsung 512GB PM851 M.2 SSD SATA Solid State Drive is a high-performance internal SSD designed for use with laptops and PCs. With a storage capacity of 512GB, this green-colored drive offers fast M.2 interface and SATA III connectivity. It is compatible with SSD and HDD + SSD drive types, making it a versatile storage solution for a variety of computing needs. The Samsung brand ensures reliability and quality, making this SSD a good choice for enhancing the speed and efficiency of your computer system.