Previous leaks mentioned that the HTC One M10 will premiere in March, but today we received another info. The device is supposed to launch right after its annoucement event, which will be held at London, April 11. 

The one M10 will come with: 

5.1" QHD AMOLED screen

Snapdragon 820 (in EU and US, and with MediaTek chip in Asia)

4 GB of RAM

12 MP rear camera

6.0.1 Marshmallow pre-installed