X4500HD introduced H.264 decoding on the last Core 2 generation https://web.archive.org/web/20120620155937/http://intellinuxgraphics.org/h264.html https://web.

X4500HD introduced H.264 decoding on the last Core 2 generation https://web.archive.org/web/20120620155937/http://intellinuxgraphics.org/h264.html https://web.archive.org/web/20120620155937/http://intellinux... edit: turns out this was never merged and attempts to get the old code running on a modern stack were not successful https://github.com/intel/intel-vaapi-driver/issues/544 https://github.com/intel/intel-vaapi-driver/issues/544