AMD Radeon R9 M395X vs AMD Radeon Pro 575X

VS

AMD Radeon R9 M395X

AMD Radeon Pro 575X

We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M395X and 4GB VRAM Radeon Pro 575X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395X 's Advantages

More VRAM (8GB vs 4GB)

Lower TDP (75W vs 150W)

AMD Radeon Pro 575X 's Advantages

Released 3 years and 10 months late

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

Score

Benchmark

FP32 (float)

Radeon R9 M395X

2.961 TFLOPS

Radeon Pro 575X +51%

4.489 TFLOPS

Radeon R9 M395X

VS

Radeon Pro 575X

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

-

1250 MHz

Memory Clock

1700 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

217.6GB/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)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

23.14 GPixel/s

Pixel Rate

35.07 GPixel/s

92.54 GTexel/s

Texture Rate

140.3 GTexel/s

2.961 TFLOPS

FP16 (half)

4.489 TFLOPS

2.961 TFLOPS

FP32 (float)

4.489 TFLOPS

185.1 GFLOPS

FP64 (double)

280.6 GFLOPS

Board Design

75W

TDP

150W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Amethyst

GPU Name

Polaris 20

Amethyst XT

GPU Variant

Polaris 20 XL (215-0910052)

GCN 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

5 billion

Transistors

5.7 billion

366 mm²

Die Size

232 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.2

-

6.3

Shader Model

6.4

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