Fiji and Radeon RX 6400 - video card comparison

Fiji

Radeon RX 6400

Architecture

GCN 3.0 (2014−2017)

RDNA 2.0 (2020−2022)

GPU code name

Fiji

Navi 24

Market segment

Desktop

Desktop

Release date

-

January 2022

Interface

-

PCIe 4.0 x4

Supplementary power connectors

-

None

Boost clock speed

-

2321 MHz

Manufacturing process technology

28 nm

6 nm

Number of transistors

8,900 million

5,400 million

Pipelines / CUDA cores

4096

768

Power consumption (TDP)

-

53 Watt

Texture fill rate

-

111.4

Memory type

-

GDDR6

Maximum RAM amount

-

4 GB

Memory bus width

-

64 Bit

Memory clock speed

-

16 GB/s

Memory bandwidth

-

128.0 GB/s

Display Connectors

-

1x HDMI 2.1, 1x DisplayPort 1.4a

HDMI

-

+

DirectX

12 (12_0)

12 Ultimate (12_2)

OpenCL

2.1

2.2

OpenGL

4.6

4.6

Shader Model

6.5

6.6

Vulkan

1.2.170

1.3