MTLGPUFamily.apple2 Represents the Apple family 2 GPU features that correspond to the Apple A8 GPUs. Declarationcase apple2 Mentioned inDeveloping Metal apps that run in Simulator See AlsoChecking for Apple family GPU supportMTLGPUFamily.apple9MTLGPUFamily.apple8MTLGPUFamily.apple7MTLGPUFamily.apple6MTLGPUFamily.apple5MTLGPUFamily.apple4MTLGPUFamily.apple3MTLGPUFamily.apple1