GF108 and GK208 - video card comparison
GF108
GK208
Architecture
Fermi (2010−2014)
Kepler 2.0 (2013−2015)
GPU code name
GF108
GK208
Market segment
Desktop
Desktop
Release date
-
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
585 million
1,020 million
Pipelines / CUDA cores
96
384
DirectX
12 (11_0)
12 (11_0)
CUDA
2.1
3.5
OpenCL
1.1
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.5 (5.1)
Vulkan
N/A
1.2.175
NVENC
-
No Support
PureVideo HD
VP4
VP5