Hot Hardware published a review on the Intel Optane SSD DC P4800X Enterprise Storage Featuring 3D Xpoint Memory Technology Debuts A quote from the article:

Today we have some news regarding the first product that Intel will ship leveraging 3D Xpoint memory technology, the new Intel Optane SSD DC P4800X. The SSD DC P4800X resembles some of Intel's previous enterprise storage products, but most assuredly, this product is virtually all new, from its controller to its memory storage media...

 Intel Optane SSD DC P4800X Enterprise Storage Featuring 3D Xpoint Memory Technology Debuts @ HotHardware