The 10x improvement that Apple claims is presumably rooted in Mantle's design. The Mantle docs also claim an order of magnitude improvement in draw calls. See

The 10x improvement that Apple claims is presumably rooted in Mantle's design. The Mantle docs also claim an order of magnitude improvement in draw calls. See the "Small Batch Problem" section in this PDF: http://www.amd.com/Documents/Mantle_White_Paper.pdf http://www.amd.com/Documents/Mantle_White_Paper.pdf