M.2 NVMe SSD 512GB Patriot P400, w/Graphene Heatshield, Interface: PCIe4.0 x4 / NVMe 1.3, M2 Type 2280 form factor, Sequential Read 5000 MB/s, Sequential Write 3300 MB/s, Random Read 550K IOPS, Random Write 450K IOPS, Thermal Throttling Technology, EtE data path protection, TBW: 400TB, 3D NAND TLC