AMD Radeon R9 M395X vs NVIDIA GeForce GTX 1080 Mobile

VS

AMD Radeon R9 M395X NVIDIA GeForce GTX 1080 Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M395X and 8GB VRAM GeForce GTX 1080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395X 's Advantages

Lower TDP (75W vs 150W)

NVIDIA GeForce GTX 1080 Mobile 's Advantages

Released 1 years and 3 months late

Boost Clock1734MHz

Larger VRAM bandwidth (320.3GB/s vs 160.0GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M395X

2.961 TFLOPS

GeForce GTX 1080 Mobile +199%

8.878 TFLOPS

Radeon R9 M395X

VS

GeForce GTX 1080 Mobile

Graphics Card

May 2015

Release Date

Aug 2016

Crystal System

Generation

GeForce 10 Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1556 MHz

-

Boost Clock

1734 MHz

1250 MHz

Memory Clock

1251 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5X

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

320.3GB/s

Render Config

-

SM Count

20

32

Compute Units

-

2048

Shading Units

2560

128

TMUs

160

32

ROPs

64

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

512 KB

L2 Cache

2 MB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

111.0 GPixel/s

92.54 GTexel/s

Texture Rate

277.4 GTexel/s

2.961 TFLOPS

FP16 (half)

138.7 GFLOPS

2.961 TFLOPS

FP32 (float)

8.878 TFLOPS

185.1 GFLOPS

FP64 (double)

277.4 GFLOPS

Graphics Processor

Amethyst

GPU Name

GP104

Amethyst XT

GPU Variant

N17E-G3-A1

GCN 3.0

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

5 billion

Transistors

7.2 billion

366 mm²

Die Size

314 mm²

Board Design

75W

TDP

150W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

6.1

6.3

Shader Model

6.4

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