iMac takes a leap in performance and AI capability with the M4 chip. A faster CPU makes everything you do even snappier. An advanced GPU with hardware-accelerated ray tracing delivers unbelievably realistic graphics. The enhanced Media Engine lets you edit multiple streams of 4K video smoothly. Up to 32GB of faster unified memory enables frictionless gameplay and seamless multitasking across apps. And our powerful Neural Engine makes on-device Apple Intelligence soar.