The Guru of 3D published a review on the Addlink S93 4TB PCIe Gen4 NVMe SSD
A quote from the article:
How does 4TB storage for $199 sound? With a Gen4x4 NVMe controller and 2400MT/s 3D TLC NAND flash, the S93 reaches sequential read and write speeds up to 7400/6500 MB/s, respectively. It is built for PCIe 4.0 but has compatibility with M.2 PCIe 3.0 and PCIe 5.0 slots.Addlink S93 4TB PCIe Gen4 NVMe SSD Review