M.2 NVMe SSD 1.0TB Silicon Power UD90, Interface: PCIe4.0 x4 / NVMe1.4, M2 Type 2280 form factor, Sequential Reads 5000 MB/s / Writes 4800 MB/s, Random R/W: 570/600K IOPS, MTBF 1.5mln, HMB, SLC Cache, E2E Data Protection, LDPC, Phison E21T, 600TBW, 3D NAND 176-Layer Micron TLC