[all variants] Which GPU should my next laptop have?

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http://ubuntuforums.org – I've been contemplating buying a new laptop for a while since my current only work for basic tasks. What I want is: a laptop with vdpau-like acceledation capable of 1080 playback Support for vertex shader 4.0 and Pixel shader 4.0 preferably not too noisy (but hey, as long it works i'll be happy!) I was looking at laptops with GeForce 540m gpu's in them but many of them contain Optimus which nvidia does not support in Linux. The community solution, bumblebee / ironhide dosent work reliably as I understand it. Some BIOSes have the ability to switch to only one card (http://support.lenovo.c (Hardware)