I am having the same issue... I would like to have the bios modded. I want to be able to select the option to use only the discrete graphics chip. Right now it only has the option to use the Hybrid (switchable) graphics, or the integrated chip from Intel. Any Help would be greatly appreciated.
Primary: Lenovo Y470p, Intel Core i7-2670QM, Radeon HD 7690m Intel HD Hybrid, 500Gb 7200rpm HD, 8.0GB PC3-10600 DDR3 SDRAM 1333 MHz
Secondary: Custom Built, Intel Core 2 Quad Q9550, BFG Nvidia Geforce GTX 285 OCX Edition, 8GB PC2-8500 DDR2 SDRAM 1066 MHz, 1TB 7200rpm HD, Asus Maximus Performance II Motherboard