nVidia

https://en.wikipedia.org/wiki/List_of_Nvidia_graphics_processing_units

28nm
    Kepler  April 2012 : GeForce 700 series
    Maxwell February 2014 : GeForce 900 series
16nm
    Pascal April 5, 2016 : GeForce 10 series
12nm    
    Turing (consumer) September 20, 2018 : GeForce 16/20 series
    Volta (workstation/datacenter)
TSMC 7 nm (Professional)
Samsung 8 nm (Consumer)
    Ampere : GeForce 30 series

AMD

https://en.wikipedia.org/wiki/List_of_AMD_graphics_processing_units#API_Overview

OpenGL -> Vulkan

Vulkan is a low-overhead, cross-platform 3D graphics and compute API; supported since Graphics Core Next (Southern Islands) 1

GCN 1 - 2012/01 : Radeon HD 7000 series
GCN 2 - 2013/09 : Radeon HD 7790+
    28nm FM2+ "Kaveri" (2014) : A6-7400K A10-7890K
GCN 3 - 2014 : Radeon R9 285+
    28nm FM2+ AM4 "Carrizo" (2016) : A6-7480 A8-7680
    28nm AM4 "Bristol Ridge" (2016) : A6-9400 A10-9700
GCN 4 - 2016 : Radeon 400 series
GCN 5 - 2017 : Vega 10/12/20
    14nm AM4 "Raven Ridge" (2018) : Ryzen 3 2200GE
RDNA (Radeon DNA) - 2019
RDNA 2 - 2020

28nm    
    Radeon RX 400/500 series