NVIDIA GeForce GTX 1660 vs AMD Radeon HD 6670

VS

NVIDIA GeForce GTX 1660

AMD Radeon HD 6670

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 1660 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 1660 's Advantages

Released 7 years and 11 months late

Boost Clock1785MHz

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (192.1GB/s vs 64.00GB/s)

928 additional rendering cores

AMD Radeon HD 6670 's Advantages

Lower TDP (66W vs 120W)

Score

Benchmark

FP32 (float)

GeForce GTX 1660 +554%

5.027 TFLOPS

Radeon HD 6670

0.768 TFLOPS

GeForce GTX 1660

VS

Radeon HD 6670

Graphics Card

Mar 2019

Release Date

Apr 2011

GeForce 16

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1530 MHz

Base Clock

-

1785 MHz

Boost Clock

-

2001 MHz

Memory Clock

1000 MHz

Memory

6GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

128bit

192.1GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

22

SM Count

-

1408

Shading Units

480

88

TMUs

24

48

ROPs

8

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

1536 KB

L2 Cache

256 KB

-

Theoretical Performance

85.68 GPixel/s

Pixel Rate

6.400 GPixel/s

157.1 GTexel/s

Texture Rate

19.20 GTexel/s

10.05 TFLOPS

FP16 (half)

-

5.027 TFLOPS

FP32 (float)

768.0 GFLOPS

157.1 GFLOPS

FP64 (double)

-

Board Design

120W

TDP

66W

300 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 8-pin

Power Connectors

None

Graphics Processor

TU116

GPU Name

Turks

TU116-300-A1

GPU Variant

Turks XT (215-0803000)

Turing

Architecture

TeraScale 2

TSMC

Foundry

TSMC

12 nm

Process Size

40 nm

6.6 billion

Transistors

0.716 billion

284 mm²

Die Size

118 mm²

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

7.5

CUDA

-

6.6

Shader Model

5.0

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