itwbennett writes: Apple is splitting the manufacture of the A9 processor for its iPhone 6s between TSMC (~60%) and rival Samsung (~40%) – “and they are not created equal,” writes Andy Patrizio. For starters, Chipworks noted that Samsung uses 14nm while TSMC uses 16nm. A Reddit user posted tests of a pair of 6s Plus phones and found the TSMC chip had eight hours of battery life vs. six hours for the Samsung.
