Intel Extreme Graphics
Linux X.Org driver
This chip is supported by the 'intel' driver as part of the X.Org distribution
Display on the internal LCD works as long as you set the monitor settings correct.
External VGA port
Supported, including dualhead.
Linux kernel Framebuffer driver
This chip will work with either the 'vesa' or 'intelfb' driver as part of any recent 2.4 or 2.6 kernel.