When Apple announced their new iPhone 5S, they also revealed some details about their new Apple A7 processor that powers the handset. The Apple a7 processor is a 64-bit processor and seems to have performed very well in various benchmarks.
Now we have some more information on the Apple A7 processor, the processor inside the A7 is apparently a dual core 1.3GHz processor, and it features the latest ARM v8 64-bit cores.
The GPU on the iPhone 5S is a quad core PowerVR (series 6) G6430, that offers support for OpenGL 3.0, Direct X 10 and Open C 1.x, and the iPhone 5S comes with 1GB of RAM, although it is the new LPDDR3 RAM that s found in the device.
The iPhone 5S has been replaced by the iPhone SE, have a look at our comparison of the iPhone 5S vs iPhone SE.