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Producer: Ben Ellman
，这一点在Line官方版本下载中也有详细论述
Comparison of N-closest dithering using an 8-colour irregular palette. Left to right: .
M4 brings a significant boost in performance to the new iPad Air, empowering users to be productive and creative wherever they are — from aspiring creatives working with large files to travelers editing content on the go. Featuring an 8-core CPU and a 9-core GPU, iPad Air is up to 30 percent faster than iPad Air with M3 and up to 2.3x faster than iPad Air with M1.5 Users will notice the blazing speed of M4 in everything they do — with Apple Creator Studio, compositing photos in Pixelmator Pro or editing video in Final Cut Pro is quicker than ever. With the 9-core GPU of M4, iPad Air supports second-generation hardware-accelerated mesh shading and ray tracing for incredible graphics performance. M4 delivers over 4x faster 3D pro rendering with ray tracing performance compared to iPad Air with M1, offering more accurate lighting, reflections, and shadows for extremely realistic gaming experiences.2