Samsung XP941 MZHPU512HCGM; M.2 (NGFF) 2280 PCIe X4 Gen2 SSD, XP941-512G, Max. Transfer rate= 20Gbps, Support TRIM Command RoHS Compliant Vibration Halogen-Free Compliance UBER: &lt; 1 sector per 1015 bits read MTBF: 1.5 Million Hours