AMD Steam Deck GPU vs AMD Atari VCS 400 GPU

VS

AMD Steam Deck GPU AMD Atari VCS 400 GPU

We compared two Game console GPUs: 16GB VRAM Steam Deck GPU and 4GB VRAM Atari VCS 400 GPU to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Steam Deck GPU 's Advantages

Released 1 years and 2 months late

Boost Clock has increased by 33% (1600MHz vs 1201MHz)

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (88.00GB/s vs 38.40GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Steam Deck GPU +255%

1.638 TFLOPS

Atari VCS 400 GPU

0.461 TFLOPS

Steam Deck GPU

VS

Atari VCS 400 GPU

Graphics Card

Feb 2022

Release Date

Dec 2020

Console GPU

Generation

Console GPU

Game console

Type

Game console

-

Bus Interface

-

Clock Speeds

1000 MHz

Base Clock

300 MHz

1600 MHz

Boost Clock

1201 MHz

1375 MHz

Memory Clock

1200 MHz

Memory

16GB

Memory Size

4GB

LPDDR5

Memory Type

DDR4

128bit

Memory Bus

128bit

88.00GB/s

Bandwidth

38.40GB/s

Render Config

-

SM Count

-

8

Compute Units

3

512

Shading Units

192

32

TMUs

12

16

ROPs

4

-

Tensor Cores

-

8

RT Cores

-

128 KB per Array

L1 Cache

-

1024 KB

L2 Cache

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

4.804 GPixel/s

51.20 GTexel/s

Texture Rate

14.41 GTexel/s

3.277 TFLOPS

FP16 (half)

922.4 GFLOPS

1.638 TFLOPS

FP32 (float)

461.2 GFLOPS

102.4 GFLOPS

FP64 (double)

28.82 GFLOPS

Graphics Processor

Van Gogh

GPU Name

Banded Kestrel

100-000000405

GPU Variant

-

RDNA 2.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

2.4 billion

Transistors

4.94 billion

163 mm²

Die Size

210 mm²

Board Design

15W

TDP

15W

-

Suggested PSU

-

1x USB Type-C

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.5

Shader Model

6.4

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