hpdv6 6080 two graphic card

Posted by Taher on Ask Ubuntu See other posts from Ask Ubuntu or by Taher
Published on 2011-11-14T16:35:59Z Indexed on 2011/11/14 18:12 UTC
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My laptop has two graphic card one is ati radeon 6770m and other intel sandybridge. i install ati driver from repository but i can't select ati as my graphic card after installing ati ubuntu lose 3d mode how can i set graphic card? and switch between two graphic cards? or how can i set one of them?
my laptop is hp dv6 6080 and i add blacklist radeon to /etc/modprobe.d/blacklist.conf and add below lines to /etc/rc.local file: modprobe radeon echo OFF > /sys/kernel/debug/vgaswitcheroo/switch exit 0

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