The Toshiba XG5 (1TB) SSD Review
 

The Toshiba XG5 is their first SSD to ship with 64-layer 3D NAND and is their first mainstream SSD to use 3D NAND. The XG5 is a NVMe SSD with TLC NAND intended for OEMs. It aims to provide a balance of high performance, low power, and affordability. As our first hands-on testing of Toshiba's 3D NAND, the XG5 previews the advancements 3D NAND will be bringing to Toshiba's entire SSD lineup and SSDs from many other brands.

http://www.anandtech.com/show/11663/...1tb-ssd-review