A100 PCIe and Radeon RX 6800 - video card comparison

A100 PCIe

Radeon RX 6800

Architecture

Ampere (2020−2022)

Navi / RDNA2 (2020−2022)

GPU code name

GA100

Navi 21

Market segment

Desktop

Desktop

Release date

June 2020

November 2020

Interface

PCIe 4.0 x16

PCIe 4.0 x16

Supplementary power connectors

1x 8-pin

2x 8-pin

Boost clock speed

-

2105 MHz

Core clock speed

1410 MHz

1815 MHz

Manufacturing process technology

7 nm

7 nm

Number of transistors

54,200 million

26,800 million

Pipelines / CUDA cores

6912

3840

Power consumption (TDP)

250 Watt

250 Watt

Texture fill rate

609.1

505.2

Memory type

HBM2e

GDDR6

Maximum RAM amount

40 GB

16 GB

Memory bus width

5120 Bit

256 Bit

Memory clock speed

2.4 GB/s

16000 MHz

Memory bandwidth

1,555 GB/s

512.0 GB/s

Shared memory

-

-

Display Connectors

No outputs

1x HDMI, 2x DisplayPort, 1x USB Type-C

HDMI

-

+

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

CUDA

8.0

-

OpenCL

2.0

2.0

OpenGL

4.6

4.6

Shader Model

6.5

6.5

Vulkan

1.2

1.2