AMD Radeon HD 8970M vs NVIDIA GeForce GTX 1080 Mobile

VS

AMD Radeon HD 8970M

NVIDIA GeForce GTX 1080 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon HD 8970M 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 HD 8970M 's Advantages

Lower TDP (100W vs 150W)

NVIDIA GeForce GTX 1080 Mobile 's Advantages

Released 3 years and 3 months late

Boost Clock has increased by 93% (1734MHz vs 900MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (320.3GB/s vs 153.6GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8970M

2.304 TFLOPS

GeForce GTX 1080 Mobile +285%

8.878 TFLOPS

Radeon HD 8970M

VS

GeForce GTX 1080 Mobile

Graphics Card

May 2013

Release Date

Aug 2016

Solar System

Generation

GeForce 10 Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

850 MHz

Base Clock

1556 MHz

900 MHz

Boost Clock

1734 MHz

1200 MHz

Memory Clock

1251 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5X

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

320.3GB/s

Render Config

20

Compute Units

-

SM Count

20

1280

Shading Units

2560

80

TMUs

160

32

ROPs

64

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

111.0 GPixel/s

72.00 GTexel/s

Texture Rate

277.4 GTexel/s

-

FP16 (half)

138.7 GFLOPS

2.304 TFLOPS

FP32 (float)

8.878 TFLOPS

144.0 GFLOPS

FP64 (double)

277.4 GFLOPS

Board Design

100W

TDP

150W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Neptune

GPU Name

GP104

Neptune XT (216-0847000)

GPU Variant

N17E-G3-A1

GCN 1.0

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

2.8 billion

Transistors

7.2 billion

212 mm²

Die Size

314 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

6.1

5.1

Shader Model

6.4

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