Detail overview Main Specifications: Product Description : SAMSUNG Pm981 MZVLB512HAJQ - Solid State Drive - 512 Gb - Pci Express 3.0 X4 (nvme) Type : Solid State Drive - Internal Capacity : 512gb Hardware Encryption : Yes Encryption Algorithm : 256-bit Aes Memory Type : Flash - Nand (mlc) Form Factor : M.2 2280 Interface : Pci Express 3.0 X4 (nvme) Features : 3d V-nand Technology, Nvm Express (nvme) 1.2a Dimensions (wxdxh) : 0.9 In X 3.1 In X 0.1 In Weight : 0.32 Oz Extended Specifications : Device Type : Solid State Drive - Internal Capacity : 512gb Hardware Encryption : Yes Encryption Algorithm : 256-bit Aes Nand Flash Memory Type : 3d Multi-level Cell (mlc) Form Factor : M.2 2280 Interface : Pci Express 3.0 X4 (nvme) Bytes Per Sector : 512 Features : 3d V-nand Technology, Nvm Express (nvme) 1.2a Width : 0.9 In Depth : 3.1 In Height : 0.1 In Weight : 0.32 Oz Performance: Internal Data Rate : 3000 Mbps (read) / 1800 Mbps (write) Maximum 4kb Random Write : 420000 Iops Maximum 4kb Random Read : 420000 Iops Reliability: Mtbf : 1,500,000 Hours Recoverable Errors : 1 Per 10^15 Expansion & Connectivity: Interfaces : Pci Express 3.0 X8 (nvme) - M.2 Card Compatible Bay : M.2 2280 Condition : Refurbished. Availability : In Stock. Mfg Warranty : None. Server Supply Warranty : 30 Days.