This is a surprising news for an iPhone 6s users. The Apple A9 processor on the iPhone 6s can be different in terms of heat and battery life, depending on who made that A9 processor. Apple entrusts the manufacture of their A9 processor to TSCM and Samsung. The quality of both supposed to be equal if not 100% same, but that’s not the case.
The iPhone 6s with a TSMC made A9 chip reportedly gets nearly two hours more battery life than the iPhone 6s with a Samsung made A9 chip. Reports have begun surfacing on various sites, including Reddit, Engadget, and MacRumors supporting claims that the iPhone 6s with TSMC’s A9 chip performs better and provides greater battery life than the iPhone 6s with Samsung’s A9 chip. This fact was found by GeekBench developer, John Poole. The scoring of battery test of both iPhones shown a different result.
The A9 processor made by TSCM is 3 degrees cooler than the one that’s made by Samsung, which can reach up to 40 degree Celsius. From this report, it’s seen that the A9 processor from TSCM has a better quality, although in the manufacturing process, Samsung used 14nm, while TSCM used 16nm.
If you own iPhone 6s and if you want to see who made your A9 processor, follow this guide:
- Install free application named Lirum Device Info Lite from the App Store.
- Launch the app and look at the Model number on the Home tab.
Model N66AP (6s Plus) or model N71AP (6s) is made by Samsung.
Model N66MAP (6s Plus) or N71MAP (6s) is made by TSMC.
Source: iClarified
See also: Samsung Exynos M1 Benchmark Beats The Other Mobile Processor