https://wccftech.com/western-digital-wd-black-sn770-nvme-ssds/ > Western Digital announces the newest addition to their WD_BLACK portfolio, the WD BLACK SN770 NVMe SSD. In contrast, games offer robust and immensely more significant worlds for next-gen gamers, the demand for optimization, and higher storage levels for added downloadable content and updates. > The new WD BLACK SN770 NVMe SSD gives users improved performance and power efficiency by offering a maximum speed increase of 40% on routine and 20% on power efficiency compared to previous generations by the company.