The new XG5-P SSD is aimed at heavy workload environments and provides storage capacities up to 2 TB. Supporting the PCIe Gen3 x4 interface, its sequential read speeds go up to 3,000 MB/s, while the sequential write speeds reach 2,200 MB/s. The M.2 2280S form-factor makes it ideal for notebooks, as well as desktops, plus it only consumes 60 mW.
https://www.notebookcheck.net/Toshiba-introduces-large-capacity-XG5-P-NVMe-SSD.267724.0.html