Although first devices with UFS 3.0 memory onboard should arrive later this year, what appears to be the first benchmark of this new memory standard has surfaced online. According to this benchmark, an unnamed UFS 3.0 solution managed to hit a sequential read speed of over 2,200 MB/s, more than 1,800 MB/s sequential write, and more than 34K IOPS random read/write operations.
https://www.notebookcheck.net/UFS-3-0-benchmark-results-show-up-online-and-they-look-impressive.392366.0.html