Legit Reviews posted a review on the SK hynix Gold P31 M.2 NVMe SSD
A quote from the article:
SK Hynix Gold P31 First With 128-Layer TLC NAND Flash If you want to have the latest NAND Flash technology on your NVMe SSD look no further than the SK hynix Gold P31 PCIe NVMe SSD aimed at consumer desktops and laptops.SK hynix Gold P31 M.2 NVMe SSD Review