M.2 NVMe SSD 250GB GOODRAM PX600 Gen2, Interface: PCIe4.0 x4 / NVMe1.4, M2 Type 2280 form factor, Sequential Reads/Writes 3200 MB/s / 1700 MB/s, TBW: 100TB, MTBF: 2mln hours, 3D NAND TLC, heat-dissipating thermal pad