Radeon RX 6900 XT and A2 - video card comparison

Radeon RX 6900 XT

A2

Architecture

Navi / RDNA2 (2020−2022)

Ampere (2020−2022)

GPU code name

Navi 21

GA107

Market segment

Desktop

Desktop

Release date

December 2020

November 2021

Interface

PCIe 4.0 x16

PCIe 4.0 x8

Supplementary power connectors

2x 8-pin

None

Boost clock speed

2250 MHz

1770 MHz

Core clock speed

1825 MHz

-

Manufacturing process technology

7 nm

8 nm

Number of transistors

26,800 million

-

Pipelines / CUDA cores

5120

1280

Power consumption (TDP)

300 Watt

60 Watt

Texture fill rate

720.0

70.80

Memory type

GDDR6

GDDR6

Maximum RAM amount

16 GB

16 GB

Memory bus width

256 Bit

128 Bit

Memory clock speed

16000 MHz

12.5 GB/s

Memory bandwidth

512.0 GB/s

200.1 GB/s

Shared memory

-

-

Display Connectors

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

No outputs

HDMI

+

-

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

CUDA

-

8.6

OpenCL

2.1

3.0

OpenGL

4.6

4.6

Shader Model

6.5

6.6

Vulkan

1.2

1.2