Corsair's midrange MP400 PCIe Gen4 SSD features 3D QLC and 3400 MB/s sequential read, but the 8TB model costs a staggering US$1379 - NotebookCheck.net News
Amazon.co.jp: PCIE 3.0 Nvme M.2 SSD, Rugged working PCIE Gen3 X4 M.2 SSD for PC (256GB) : Computers
Crucial P3 1TB Internal SSD PCIe Gen 3 x4 NVMe CT1000P3SSD8 - Best Buy