AMD Radeon Pro 570X vs AMD Radeon R5 A255

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 570X and 1024MB VRAM Radeon R5 A255 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 570X 's Advantages

Released 5 years and 2 months late

Boost Clock has increased by 18% (1105MHz vs 940MHz)

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (217.6GB/s vs 64.00GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 570X +449%

3.96 TFLOPS

Radeon R5 A255

0.721 TFLOPS

Radeon Pro 570X

VS

Radeon R5 A255

Graphics Card

Mar 2019

Release Date

Jan 2014

Radeon Pro Mac

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1000 MHz

Base Clock

925 MHz

1105 MHz

Boost Clock

940 MHz

1700 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

217.6GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

28

Compute Units

6

1792

Shading Units

384

112

TMUs

24

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

Theoretical Performance

35.36 GPixel/s

Pixel Rate

7.520 GPixel/s

123.8 GTexel/s

Texture Rate

22.56 GTexel/s

3.960 TFLOPS

FP16 (half)

-

3.960 TFLOPS

FP32 (float)

721.9 GFLOPS

247.5 GFLOPS

FP64 (double)

-

Graphics Processor

Polaris 20

GPU Name

Topaz

Polaris 20

GPU Variant

Topaz PRO (216-0858030)

GCN 4.0

Architecture

GCN 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

1.55 billion

232 mm²

Die Size

125 mm²

Board Design

150W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2.170

-

CUDA

-

6.4

Shader Model

6.5

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