High Image Quality with a Back-illuminated Stacked 24.1 Megapixel Full-frame CMOS Sensor. DIGIC X Image Processor with an ISO range of 100-102400; Expandable to 204800. High-speed continuous shooting of up to approx. 30 fps with electronic (silent) shutter and up to 12fps with Mechanical Shutter. Improved Dual Pixel CMOS AF with 1,053 AF Points featuring Vehicle Detection as well as Eye, Face, Head, and Animal Detection. The First EOS Digital camera to feature Eye Control AF