Tesla P4 and RTX A400 - video card comparison

Tesla P4

RTX A400

Architecture

Pascal (2016−2021)

Ampere (2020−2022)

GPU code name

GP104

GA107

Market segment

Workstation

Desktop

Release date

September 2016

April 2024

Interface

PCIe 3.0 x16

PCIe 4.0 x8

Supplementary power connectors

None

None

Boost clock speed

1114 MHz

1762 MHz

Core clock speed

886 MHz

-

Floating-point performance

5,443 gflops

-

Manufacturing process technology

16 nm

8 nm

Number of transistors

7,200 million

8,700 million

Pipelines / CUDA cores

2560

768

Power consumption (TDP)

75 Watt

50 Watt

Texture fill rate

178.2

42.29

Memory type

GDDR5

GDDR6

Maximum RAM amount

8 GB

4 GB

Memory bus width

256 Bit

64 Bit

Memory clock speed

6008 MHz

12 GB/s

Memory bandwidth

192.3 GB/s

96 GB/s

Display Connectors

No outputs

4x mini-DisplayPort 1.4a

DirectX

12 (12_1)

12 Ultimate (12_2)

CUDA

6.1

8.6

OpenCL

1.2

3.0

OpenGL

4.6

4.6

Shader Model

6.4

6.7

Vulkan

1.2.131

1.3