According to Apple the iphone 5s is the first smartphone in the world to be powerad by a chip witj 64-bit architecture. The iphone 5S A7 chip drives CPU and graphics
The performance upto 2x faster than the A6 chip that powered to thr iPhone 5s. The phone runs a 64-bit version of iOS7, designed to take advantage of the A7 chip
The A7 chip supports open GL ES version 3.0 to dilivers gaming.
iPhone has 4.2 inches and It has 16GB internal memory and 1GB Ram OS, IOS7 and also supports fingerprint.