"Last week the DRM pull went in for the Linux 3.1 kernel. For
the Intel DRM graphics driver in the Linux kernel there is frame-buffer
compression clean-ups, high color support, ring frequency scaling,
shared LLC support, and hang-check module disabling. Compared to the
Linux 3.0 kernel, the driver improvements significantly boost the
open-source graphics performance for Intel Sandy Bridge hardware."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips