AMD Radeon R9 M390 Mac Edition vs AMD Radeon Pro 570X

VS

AMD Radeon R9 M390 Mac Edition

AMD Radeon Pro 570X

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition and 4GB VRAM Radeon Pro 570X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M390 Mac Edition 's Advantages

Lower TDP (80W vs 150W)

AMD Radeon Pro 570X 's Advantages

Released 3 years and 10 months late

Boost Clock1105MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (217.6GB/s vs 174.7GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M390 Mac Edition

1.962 TFLOPS

Radeon Pro 570X +101%

3.96 TFLOPS

Radeon R9 M390 Mac Edition

VS

Radeon Pro 570X

Graphics Card

May 2015

Release Date

Mar 2019

Crystal System

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1105 MHz

1365 MHz

Memory Clock

1700 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

174.7GB/s

Bandwidth

217.6GB/s

Render Config

16

Compute Units

28

-

1024

Shading Units

1792

64

TMUs

112

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

30.66 GPixel/s

Pixel Rate

35.36 GPixel/s

61.31 GTexel/s

Texture Rate

123.8 GTexel/s

-

FP16 (half)

3.960 TFLOPS

1.962 TFLOPS

FP32 (float)

3.960 TFLOPS

122.6 GFLOPS

FP64 (double)

247.5 GFLOPS

Board Design

80W

TDP

150W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Pitcairn

GPU Name

Polaris 20

Pitcairn PRO (215-0828062)

GPU Variant

Polaris 20

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

5.7 billion

212 mm²

Die Size

232 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

5.1

Shader Model

6.4

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