A100 SXM4 40 GB and Radeon RX 6400 - video card comparison

A100 SXM4 40 GB

Radeon RX 6400

Architecture

Ampere (2020−2022)

RDNA 2.0 (2020−2022)

GPU code name

GA100

Navi 24

Market segment

Desktop

Release date

May 2020

January 2022

Interface

PCIe 4.0 x16

PCIe 4.0 x4

Supplementary power connectors

None

Boost clock speed

1410 MHz

2321 MHz

Manufacturing process technology

7 nm

6 nm

Number of transistors

54,200 million

5,400 million

Pipelines / CUDA cores

6912

768

Power consumption (TDP)

400 Watt

53 Watt

Texture fill rate

609.1

111.4

Memory type

HBM2e

GDDR6

Maximum RAM amount

40 GB

4 GB

Memory bus width

5120 Bit

64 Bit

Memory clock speed

2.4 GB/s

16 GB/s

Memory bandwidth

1,555 GB/s

128.0 GB/s

Display Connectors

No outputs

1x HDMI 2.1, 1x DisplayPort 1.4a

HDMI

DirectX

N/A

12 Ultimate (12_2)

CUDA

8.0

OpenCL

2.0

2.2

OpenGL

N/A

4.6

Shader Model

N/A

6.6

Vulkan

N/A

1.3