[all variants] Confused with Nvidia optimus technology(Can I run linux efficiently?)

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http://ubuntuforums.org – I have been wanting to install Linux on my laptop(my only PC for that matter). After playing around with a few live CD's and doing some research I have run into a dilema with my graphics card. I have the Nvidia GeForce 540m with optimus technology. I have read about Bumblebee and Ironhide projects but have found that they cause battery drainage or won't render the desktop correctly(By this I mean ubuntu defaults to unity 2d or I end up in a black terminal screen, and with mint it defaults to the older version of gnome and kde wouldn't work efficiently). I am new to linux and want to know w (Hardware)