Radeon HD 7670 OEM and Radeon RX 6400 - video card comparison

Radeon HD 7670 OEM

Radeon RX 6400

Architecture

TeraScale 2 (2009−2015)

RDNA 2.0 (2020−2022)

GPU code name

Turks

Navi 24

Market segment

Desktop

Release date

January 2012

January 2022

Interface

PCIe 2.0 x16

PCIe 4.0 x4

Supplementary power connectors

None

Boost clock speed

2321 MHz

Core clock speed

800 MHz

Floating-point performance

768.0 gflops

Manufacturing process technology

40 nm

6 nm

Number of transistors

716 million

5,400 million

Pipelines / CUDA cores

480

768

Power consumption (TDP)

66 Watt

53 Watt

Texture fill rate

19.20

111.4

Memory type

GDDR5

GDDR6

Maximum RAM amount

512 MB

4 GB

Memory bus width

128 Bit

64 Bit

Memory clock speed

4000 MHz

16 GB/s

Memory bandwidth

64 GB/s

128.0 GB/s

Display Connectors

1x DVI, 1x DisplayPort, 1x VGA

1x HDMI 2.1, 1x DisplayPort 1.4a

HDMI

DirectX

11.2 (11_0)

12 Ultimate (12_2)

OpenCL

1.2

2.2

OpenGL

4.4

4.6

Shader Model

5.0

6.6

Vulkan

N/A

1.3