WD Blue 4TB SN5100 NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,900MB/s, Upgrade Storage for PC/Laptops - WDS400T5B0E

The WD Blue SN5100 NVMe SSD with PCIe Gen 4.0 delivers read speeds up to 7,100 MB/s,[2] 30% faster than our prior generation (1TB-2TB1 models).[3] Create and store more with capacities up to 2TB[1] on M.2 2280 built with our next generation Sandisk 3D CBA NAND technology. And with Sandisk nCache 4.0, you can copy large files or project folders faster than before.