Add to Favorite Sellers. SK hynix Platinum P51 1TB PCIe Gen5 NVMe M. 2 2280 Internal SSD I Up to 14,700. The item in this listing is a brand new sealed product in its original manufacture retail packaging. 2 2280 Internal SSD I Up to 14,700 MB/s Read, 13,400 MB/s Write I Powered by 238-Layer NAND Flash.