AMD Radeon Pro 575X vs AMD Radeon R9 M395 Mac Edition

VS

AMD Radeon Pro 575X

AMD Radeon R9 M395 Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 575X and 2GB VRAM Radeon R9 M395 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 575X 's Advantages

Released 3 years and 10 months late

More VRAM (4GB vs 2GB)

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

256 additional rendering cores

Lower TDP (150W vs 250W)

Score

Benchmark

FP32 (float)

Radeon Pro 575X +50%

4.489 TFLOPS

Radeon R9 M395 Mac Edition

2.989 TFLOPS

Radeon Pro 575X

VS

Radeon R9 M395 Mac Edition

Graphics Card

Mar 2019

Release Date

May 2015

Radeon Pro Mac

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1700 MHz

Memory Clock

1365 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

217.6GB/s

Bandwidth

174.7GB/s

Render Config

32

Compute Units

28

-

2048

Shading Units

1792

128

TMUs

112

32

ROPs

32

-

16 KB (per CU)

L1 Cache

-

2 MB

L2 Cache

-

Theoretical Performance

35.07 GPixel/s

Pixel Rate

26.69 GPixel/s

140.3 GTexel/s

Texture Rate

93.41 GTexel/s

4.489 TFLOPS

FP16 (half)

-

4.489 TFLOPS

FP32 (float)

2.989 TFLOPS

280.6 GFLOPS

FP64 (double)

373.6 GFLOPS

Board Design

150W

TDP

250W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

Amethyst

Polaris 20 XL (215-0910052)

GPU Variant

Amethyst PRO (216-0872004)

GCN 4.0

Architecture

GCN 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

5 billion

232 mm²

Die Size

366 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.2

Vulkan

1.2

-

6.4

Shader Model

6.3

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