Samsung 970 Pro 512GB M.2 NVMe Solid State Drive (MZ-V7P512BW) - Interface: PCIe Gen 3.0 x 4, NVMe 1.3, NAND Flash: Samsung V-NAND 2-bit MLC, AES Encryption: AES 256-bit Encryption, Sequential Read Speed: up to 3500 MB/s, Sequential Write Speed: up to 2700 MB/s, Reliability (MTBF): 1.5 Million Hours