When running Fedora 19 with its updated open-source Linux graphics drivers, 15 different Intel, AMD Radeon, and NVIDIA GeForce GPUs were compared when looking at the open-source Linux OpenGL performance. The tested graphics processors span from the Intel HD Graphics 4600 Haswell integrated graphics to the AMD Radeon HD 7950 Southern Islands graphics card to the vintage Radeon X1800XL."
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