Comment 69 for bug 1069199

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chisao (michayc) wrote :

for those with amd/intel hybrid.....
with the radeon driver the fan was really loud, the laptop was overheating and the battery was draining fast. Then I tried fglrx but unity wouldn't load(only the wallpaper and the mouse) so what I did for now is:
Remove fglrx and use opensource radeon

Use switcheroo (https://help.ubuntu.com/community/HybridGraphics) to disable the discrete card(amd). You can add

echo IGD > /sys/kernel/debug/vgaswitcheroo/switch
echo OFF > /sys/kernel/debug/vgaswitcheroo/switch

right before exit 0.

Now I have a quite and cool laptop with good battery life. Intel is actually working really good...At least until fglrx and unity decide to get along...