Samsung Galaxy Nexus was released in 2011. The Galaxy Nexus has a 4.65” HD Super AMOLED 720p display featuring the PenTile matrix and curved glass. It also has NFC support to be able to work with Google Wallet and as Android Beam. The dual-core TI OMAP 4460 in the Galaxy Nexus clocks in at 1.2GHz, and is backed by 1 GB of RAM.
Google stopped providing official support for Galaxy Nexus long ago. However CyanogenMod team have continued to provide support for Galaxy Nexus. CM 13 ROM running on Android 6.0.1 can be installed on Galaxy Nexus. Follow the guide given below.