AMD Radeon Pro 575X vs AMD Radeon R9 M395X

VS

AMD Radeon Pro 575X

AMD Radeon R9 M395X

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 575X and 8GB VRAM Radeon R9 M395X 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

Larger VRAM bandwidth (217.6GB/s vs 160.0GB/s)

AMD Radeon R9 M395X 's Advantages

More VRAM (8GB vs 4GB)

Lower TDP (75W vs 150W)

Score

Benchmark

FP32 (float)

Radeon Pro 575X +51%

4.489 TFLOPS

Radeon R9 M395X

2.961 TFLOPS

Radeon Pro 575X

VS

Radeon R9 M395X

Graphics Card

Mar 2019

Release Date

May 2015

Radeon Pro Mac

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1700 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

217.6GB/s

Bandwidth

160.0GB/s

Render Config

32

Compute Units

32

-

2048

Shading Units

2048

128

TMUs

128

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

35.07 GPixel/s

Pixel Rate

23.14 GPixel/s

140.3 GTexel/s

Texture Rate

92.54 GTexel/s

4.489 TFLOPS

FP16 (half)

2.961 TFLOPS

4.489 TFLOPS

FP32 (float)

2.961 TFLOPS

280.6 GFLOPS

FP64 (double)

185.1 GFLOPS

Board Design

150W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

Amethyst

Polaris 20 XL (215-0910052)

GPU Variant

Amethyst XT

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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