RTX A4 Mobile and Radeon Steam Deck 8CU - video card comparison

RTX A4 Mobile

Radeon Steam Deck 8CU

Architecture

Ampere (2020−2022)

RDNA 2 (2020−2022)

GPU code name

GA107

RDNA 2 Sephiroth

Market segment

Laptop

Laptop

Release date

April 2021

November 2023

Interface

PCIe 4.0 x8

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Boost clock speed

1770 MHz

1900 MHz

Manufacturing process technology

8 nm

6 nm

Pipelines / CUDA cores

2048

512

Texture fill rate

113.3

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Memory type

GDDR6

-

Maximum RAM amount

4 GB

-

Memory bus width

128 Bit

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Memory clock speed

14 GB/s

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Memory bandwidth

224.0 GB/s

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Shared memory

-

-

Display Connectors

Portable Device Dependent

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DirectX

12 Ultimate (12_2)

12_1

CUDA

8.6

-

OpenCL

3.0

-

OpenGL

4.6

-

Shader Model

6.7

-

Vulkan

1.3

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