ATI Mobility Radeon HD 3470
Linux driver - OpenSource
The open-source "radeon" driver works quite well for 2D. It gets a bit hotter than the fglrx. 3D is still in early development but some open source games work. Wine support is very dogy with the radeon driver dont expect anything to work with it.
OpenSource radeon game database:
Linux driver - Proprietary
Please look at the fglrx page for details