NVIDIA GeForce GTX 1080 vs AMD Radeon HD 7970 GHz Edition

VS

NVIDIA GeForce GTX 1080 AMD Radeon HD 7970 GHz Edition

We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 and 3GB VRAM Radeon HD 7970 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 's Advantages

Released 3 years and 11 months late

Boost Clock has increased by 65% (1733MHz vs 1050MHz)

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (320.3GB/s vs 288.0GB/s)

512 additional rendering cores

Lower TDP (180W vs 300W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 +106%

8.873 TFLOPS

Radeon HD 7970 GHz Edition

4.301 TFLOPS

GeForce GTX 1080

VS

Radeon HD 7970 GHz Edition

Graphics Card

May 2016

Release Date

Jun 2012

GeForce 10

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1607 MHz

Base Clock

1000 MHz

1733 MHz

Boost Clock

1050 MHz

1251 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

3GB

GDDR5X

Memory Type

GDDR5

256bit

Memory Bus

384bit

320.3GB/s

Bandwidth

288.0GB/s

Render Config

20

SM Count

-

Compute Units

32

2560

Shading Units

2048

160

TMUs

128

64

ROPs

32

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

768 KB

Theoretical Performance

110.9 GPixel/s

Pixel Rate

33.60 GPixel/s

277.3 GTexel/s

Texture Rate

134.4 GTexel/s

138.6 GFLOPS

FP16 (half)

-

8.873 TFLOPS

FP32 (float)

4.301 TFLOPS

277.3 GFLOPS

FP64 (double)

1075 GFLOPS

Graphics Processor

GP104

GPU Name

Tahiti

GP104-400-A1

GPU Variant

Tahiti XT2 (215-0821065)

Pascal

Architecture

GCN 1.0

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

7.2 billion

Transistors

4.313 billion

314 mm²

Die Size

352 mm²

Board Design

180W

TDP

300W

450 W

Suggested PSU

700 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

6.1

CUDA

-

6.4

Shader Model

5.1

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