Jetson Nano GPU and T400 - video card comparison

Jetson Nano GPU

T400

Architecture

Maxwell 2.0 (2015−2019)

Turing (2018−2021)

GPU code name

GM20B

TU117

Market segment

Desktop

Desktop

Release date

March 2019

May 2021

Interface

IGP

PCIe 3.0 x16

Supplementary power connectors

-

None

Boost clock speed

921 MHz

1425 MHz

Manufacturing process technology

20 nm

12 nm

Number of transistors

2,000 million

4,700 million

Pipelines / CUDA cores

128

384

Power consumption (TDP)

10 Watt

30 Watt

Texture fill rate

14.74

34.20

Memory type

System Shared

GDDR6

Maximum RAM amount

System Shared

2 GB

Memory bus width

System Shared

64 Bit

Memory clock speed

System Shared

10 GB/s

Memory bandwidth

-

80 GB/s

Display Connectors

No outputs

3x mini-DisplayPort

DirectX

12 (12_1)

12 (12_1)

CUDA

5.3

7.5

OpenCL

1.2

3.0

OpenGL

4.6

4.6

Shader Model

6.4

6.6

Vulkan

1.1

1.2