GK208B and R300 - video card comparison

GK208B

R300

Architecture

Kepler 2.0 (2013−2015)

R300

GPU code name

GK208B

R300

Market segment

Desktop

Desktop

Release date

-

-

Manufacturing process technology

28 nm

150 nm

Number of transistors

1,020 million

110 million

Pipelines / CUDA cores

384

-

DirectX

12 (11_0)

9.0 (9_0)

CUDA

3.5

-

OpenCL

3.0

N/A

OpenGL

4.6

2.0

Shader Model

6.5 (5.1)

-

Vulkan

1.2.175

N/A

NVENC

No Support

-

PureVideo HD

VP5

-