The Gold P31 will be the world's first 128-layer NAND NVMe drive for consumers, but capacities will be limited to 500 GB and 1 TB for now.
https://www.notebookcheck.net/SK-Hynix-Gold-P31-NVMe-launches-this-week-promises-transfer-rates-of-up-to-3500-MB-s.486107.0.html