Version 3.0 was introduced in August 2013, and added support for 4K Ultra HD (3840 × 2160) 30 Hz video, increasing the maximum bandwidth from 3 Gbit/s to 6 Gbit/s.
superMHL 1.0 was introduced in January 2015, supporting 8K Ultra HD (7680 × 4320) 120 Hz High Dynamic Range (HDR) video with wide color gamut (Rec.