ARM's average royalty per chip is currently around 4.5c. http://www.arm.com/about/newsroom/arm-holdings-plc-reports-second-quarter-half-year-results-30-june-201

ARM's average royalty per chip is currently around 4.5c. http://www.arm.com/about/newsroom/arm-holdings-plc-reports-second-quarter-half-year-results-30-june-2010.php http://www.arm.com/about/newsroom/arm-holdings-plc-reports-s... Of course, that's a blend of the royalty for all their cores, but at that level a 100% hike won't have a material effect on a $400 smartphone, even with 2.6 cores/phone (again, average from above source).