Apple has announced a new M4 processor for the iPad Pro refresh.The M4 includes up to four high-performance CPU cores, six high-efficiency cores, and a 10-core GPU.Apple claims the M4 has 50% faster CPU performance and four times as much graphics performance compared to the previous M3 chip.The M4 also features an upgraded 16-core Neural Engine for AI processing, capable of running up to 38 trillion operations per second.