Radeon RX 470D and Radeon RX 6400 - video card comparison

Radeon RX 470D

Radeon RX 6400

Architecture

GCN 4.0 (2016−2020)

RDNA 2.0 (2020−2022)

GPU code name

Ellesmere

Navi 24

Market segment

Desktop

Desktop

Release date

October 2016

January 2022

Interface

PCIe 3.0 x16

PCIe 4.0 x4

Supplementary power connectors

1x 6-pin

None

Boost clock speed

1206 MHz

2321 MHz

Core clock speed

926 MHz

-

Floating-point performance

4,322 gflops

-

Manufacturing process technology

14 nm

6 nm

Number of transistors

5,700 million

5,400 million

Pipelines / CUDA cores

1792

768

Power consumption (TDP)

120 Watt

53 Watt

Texture fill rate

135.1

111.4

Memory type

GDDR5

GDDR6

Maximum RAM amount

4 GB

4 GB

Memory bus width

256 Bit

64 Bit

Memory clock speed

6600 MHz

16 GB/s

Memory bandwidth

211.2 GB/s

128.0 GB/s

Display Connectors

1x HDMI, 3x DisplayPort

1x HDMI 2.1, 1x DisplayPort 1.4a

HDMI

+

+

DirectX

12 (12_0)

12 Ultimate (12_2)

OpenCL

2.0

2.2

OpenGL

4.6

4.6

Shader Model

6.4

6.6

Vulkan

1.2.131

1.3