[ubuntu] Installer Crash on Ubuntu 16.04 with Radeon r600

Hi guys.

Im trying to install the newest Ubuntu Xenial. My laptop is a HP Envy 15 with two video card and automtic switching. One is and Intel and the other one is Radeon r600.
I caot get to work, the system hangs when booting.

vmedina@vm-laptop:/opt/ubuntu$ lspci - | grep VGA
00:02.0 VGA compatible controller [0300]: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0116] (rev 09)
01:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Whistler [Radeon HD 6630M/6650M/6750M/7670M/7690M] [1002:6741]

Any idea of can I do to get it to work?