Radeon RX Vega Mobile and Radeon RX 6400 - video card comparison

Radeon RX Vega Mobile

Radeon RX 6400

Architecture

Vega (2017−2021)

RDNA 2.0 (2020−2022)

GPU code name

Vega Mobile

Navi 24

Market segment

Laptop

Desktop

Release date

January 2018

January 2022

Interface

PCIe 4.0 x4

Supplementary power connectors

None

Boost clock speed

2321 MHz

Manufacturing process technology

14 nm

6 nm

Number of transistors

5,400 million

Pipelines / CUDA cores

1792

768

Power consumption (TDP)

90 Watt

53 Watt

Texture fill rate

111.4

Memory type

HBM2

GDDR6

Maximum RAM amount

4 GB

Memory bus width

2048 Bit

64 Bit

Memory clock speed

16 GB/s

Memory bandwidth

128.0 GB/s

Shared memory

Display Connectors

1x HDMI 2.1, 1x DisplayPort 1.4a

HDMI

DirectX

12_1

12 Ultimate (12_2)

OpenCL

2.2

OpenGL

4.6

Shader Model

6.6

Vulkan

1.3