GeForce 9400M G and GM20B - video card comparison

GeForce 9400M G

GM20B

Architecture

Tesla (2006−2010)

Maxwell 2.0 (2015−2019)

GPU code name

C79

GM20B

Market segment

Desktop

Desktop

Release date

October 2008

-

Interface

PCIe 2.0 x16

-

Core clock speed

450 MHz

-

Manufacturing process technology

65 nm

20 nm

Number of transistors

314 million

2,000 million

Pipelines / CUDA cores

16

256

Power consumption (TDP)

12 Watt

-

Texture fill rate

3.600

-

Memory type

System Shared

-

Maximum RAM amount

System Shared

-

Memory bus width

System Shared

-

Memory clock speed

System Shared

-

Display Connectors

No outputs

-

DirectX

11.1 (10_0)

12 (12_1)

CUDA

-

5.3

OpenCL

N/A

1.2

OpenGL

3.3

4.6

Shader Model

4.0

6.0

Vulkan

N/A

1.1

PureVideo HD

-

VP9