Samsung 970 PRO 1TB, 64L 2-bit MLC V-NAND, M.2 (2280), NVMe, R/W(Max) 3,500MB/s/2,700MB/s, 500K/500K IOPS, 1,200TBW, 5 Years Warranty Replace Samsung SSD 960 PRO M.2 2TB MZ-V6P2T0BW General Feature Application Client PCs Capacity 1,024GB (1GB=1 Billion byte by IDEMA) * Actual usable capacity may be less (due to formatting, partitioning, operating system, applications or otherwise) Form Factor M.2 (2280) Interface PCIe Gen 3.0 x4, NVMe 1.3 Dimension (WxHxD) 80.15 x 22.15 x 2.38 (mm) Weight Max 8.0 g Weight Storage Memory Samsung V-NAND 2-bit MLC Controller Samsung Phoenix Controller Cache Memory Samsung 1GB Low Power DDR4 SDRAM Special Feature TRIM Support Supported S.M.A.R.T Support Supported GC (Garbage Collection) Auto Garbage Collection Algorithm Encryption Support AES 256-bit Encryption (Class 0)TCG/Opal IEEE1667 (Encrypted drive) WWN Support Not supported Device Sleep Mode Support Yes