Working with high polycounts? I'm importing meshes to do some retopologisation on but blender just can't handle it without me having some sort of quadro card. Do I have to use mudbox or something similar to do work with such poly counts?
Update
As of this commit (will be in 2.77) VBOs are always enabled and the option has been removed from the user preferences.

Enabling VBOs (Vertex Buffer Objects) can often help performance with really high poly objects.
Enable it in User Preferences &gt; System: