FULLY TESTED, SATA 512GB, SMART info in photos. Samsung PM871a MZ-7LN512A MZ7LN512HMJP-000L7 2.5\" SATA 6Gbps Solid State DriveREADCompatible with SATA 1, 2, 3Works perfectly. Fully tested, what you see is what you get - nothing more nor less. The drive is in current use so it may have a few more writes and/or hours than the photos. Data collected as of 6/20/23. Please send a message if you require updated information, with the understanding that it is a daily driver. I use it, works perfect, fast Samsung product.