0 Best GPU Upgrade Path for a Mid-2010 27-inch iMac 11,3 with OCLP AMD GPU By Ufuk Durgun · Thursday, June 11, 2026 Best GPU Upgrade Path for a Mid-2010 27-inch iMac 11,3 For a 2010 27-inch iMac, the GPU decides how well modern macOS works with OCLP be... -- 0