Radeon R9 M270 and Steam Deck GPU - video card comparison

Radeon R9 M270

Steam Deck GPU

Architecture

GCN (2011−2017)

RDNA 2.0 (2020−2022)

GPU code name

-

Van Gogh

Market segment

Laptop

Desktop

Release date

April 2014

February 2022

Supplementary power connectors

-

None

Boost clock speed

-

1600 MHz

Core clock speed

725 MHz

-

Manufacturing process technology

28 nm

7 nm

Number of transistors

1500 Million

2,400 million

Pipelines / CUDA cores

640

512

Power consumption (TDP)

-

15 Watt

Texture fill rate

-

51.20

Memory type

GDDR5

LPDDR5

Maximum RAM amount

4 GB

16 GB

Memory bus width

128 Bit

128 Bit

Memory clock speed

4500 MHz

5.5 GB/s

Memory bandwidth

-

88 GB/s

Shared memory

-

-

Display Connectors

-

1x USB Type-C

DirectX

12 (FL 11_1)

12 (12_1)

OpenCL

-

2.0

OpenGL

-

4.6

Shader Model

-

6.5

Vulkan

-

1.2