WD Blue SN5000 WDS400T4B0E 4TB NVMe SSD — M.2 2280, PCIe Gen4 x4 Interface, Sequential Read up to 5,500 MB/s, Sequential Write up to 4,880 MB/s, 690K IOPS Random Read, 900K IOPS Random Write, 1200 TBW Endurance, Western Digital 3D NAND