NVIDIA GeForce GTX 1080 vs AMD Radeon HD 6670

VS

NVIDIA GeForce GTX 1080 AMD Radeon HD 6670

We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 and 1024MB VRAM Radeon HD 6670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 's Advantages

Released 5 years and 1 months late

Boost Clock1733MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (320.3GB/s vs 64.00GB/s)

2080 additional rendering cores

AMD Radeon HD 6670 's Advantages

Lower TDP (66W vs 180W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 +1055%

8.873 TFLOPS

Radeon HD 6670

0.768 TFLOPS

GeForce GTX 1080

VS

Radeon HD 6670

Graphics Card

May 2016

Release Date

Apr 2011

GeForce 10

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1607 MHz

Base Clock

-

1733 MHz

Boost Clock

-

1251 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

1024MB

GDDR5X

Memory Type

GDDR5

256bit

Memory Bus

128bit

320.3GB/s

Bandwidth

64.00GB/s

Render Config

20

SM Count

-

Compute Units

6

2560

Shading Units

480

160

TMUs

24

64

ROPs

8

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

256 KB

Theoretical Performance

110.9 GPixel/s

Pixel Rate

6.400 GPixel/s

277.3 GTexel/s

Texture Rate

19.20 GTexel/s

138.6 GFLOPS

FP16 (half)

-

8.873 TFLOPS

FP32 (float)

768.0 GFLOPS

277.3 GFLOPS

FP64 (double)

-

Graphics Processor

GP104

GPU Name

Turks

GP104-400-A1

GPU Variant

Turks XT (215-0803000)

Pascal

Architecture

TeraScale 2

TSMC

Foundry

TSMC

16 nm

Process Size

40 nm

7.2 billion

Transistors

0.716 billion

314 mm²

Die Size

118 mm²

Board Design

180W

TDP

66W

450 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 8-pin

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

6.1

CUDA

-

6.4

Shader Model

5.0

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