S4 specs Revealed by the benchmarks:
-4.99-inch display with full HD resolution;
-2 GB of RAM;
-SoC Exynos 5 Octa;
-GPU PowerVR SGX 544MP;
-Android 4.2 Jelly Bean;
-13 megapixel back camera;
-2.1-megapixel front-facing camera;
-Wi-Fi, Bluetooth 4.0, NFC