Or PowerVR texture compression, which according to Anandtech is the canonical method for iOS development: "Because Apple’s SoCs have always used GPUs from the

Or PowerVR texture compression, which according to Anandtech is the canonical method for iOS development: "Because Apple’s SoCs have always used GPUs from the same vendor, certain vendor-specific features like PowerVR Texture Compress (PVRTC) are widely used in iOS app development" [0] http://www.anandtech.com/show/11243/apple-developing-custom-gpu-dropping-imagination/2 http://www.anandtech.com/show/11243/apple-developing-custom-...