[Update: Not dead yet] Death of the Nexus: Final guaranteed OTA updates hit Nexus 6P and 5X
Nexus 5X - Wikipedia
Is this LG's Nexus 5 2015 or G4 Pro? Mysterious LG device with Snapdragon 808 and 4GB RAM visits Geekbench - PhoneArena
Lg Nexus 5x Motherboard | Mainboard | Circuits - H791 Mainboard 5x Original 32gb - Aliexpress
Nexus 5 Teardown - iFixit
Lg Nexus 5x Motherboard | Mainboard | Circuits - H791 Mainboard 5x Original 32gb - Aliexpress
Lg Nexus 5x Motherboard | Mainboard | Circuits - H791 Mainboard 5x Original 32gb - Aliexpress
4GB RAM upgraded of my Nexus 5X | Page 19 | XDA Forums
Amazon.com: Lysee Mobile Phone Motherboards - Unlocked H791 Mainboard Work for LG Nexus 5X Mainboard Original for LG H791 32GB Motherboard can be Chang 4G RAM : מוצרי חשמל
Lg Nexus 5x Motherboard | Mainboard | Circuits - H791 Mainboard 5x Original 32gb - Aliexpress
Nexus 5X - MLB upgrade 2Gb to 4Gb of RAM - YouTube