Samsung Galaxy S3 has 4.8″ 720p display. It also is the first device to have a quad-core Exynos 4412 processor, with each core clocked at a maximum 1.4 GHz. It packs NFC, wireless charging capability, and the latest wireless radios. It ships with Samsung’s Nature UX interface. It’s available in 16, 32, and 64GB configurations.
Senior XDA member, henrylife has created a custom ROM for the S3 which will pack a lot of features of the Galaxy S5 – Android 4.4.2 KitKat update, Galaxy S5 lockscreen, Note 3 and Galaxy S5 settings, Smart scroll and Pause, Galaxy S5 Toolbox and Air Command, Galaxy S5 apps and themes. If you want to try out this ROM, follow the guide below.