Nexus 5X is powered by a powerful Qualcomm Snapdragon 808 SoC, 2GB of RAM. Nexus 5X has a 5.2in display. Storage comes in at either 16GB or 32GB. Other features include 12.3MP rear-facing camera with an f/2.0 aperture onboard, as well as a 5MP front-facing camera with f/2.2 aperture. Nexus 5X also has fingerprint scanner (Nexus Imprint), USB Type-C port which will allow for faster charging.
Nexus 5X runs on stock Android Marshmallow. However CyanogenMod custom ROMs are known to offer better performance and features than stock ROM and there are many users who prefer it to stock ROM. If you are one of them, follow the guide below to install CM 13 ROM (Android Marshmallow) on Nexus 5X.