Bitter rivals Advanced Micro Devices Inc and Intel Corp unveiled a partnership that will enable the chipmakers take on Nvidia Corp. Under this partnership, AMD’s semi-custom graphics chip will be integrated into Intel’s new multi-chip processor package for individual computing. In early trading, AMD’s shares were up 6.5 percent at $11.84. Intel was up 1 percent, while Nvidia was down 0.5 percent. Designed by Intel, the new product will coordinate an Intel core processor together with a semi-custom Radeon graphics chip and second-generation high bandwidth memory (HBM2) into one bundle, in a statement AMD said.