AMD Radeon RX 550 512SP vs AMD Radeon HD 6670

VS

AMD Radeon RX 550 512SP

AMD Radeon HD 6670

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 512SP and 1024MB VRAM Radeon HD 6670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 512SP 's Advantages

Released 6 years and 6 months late

Boost Clock1071MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 64.00GB/s)

32 additional rendering cores

Lower TDP (50W vs 66W)

Score

Benchmark

FP32 (float)

Radeon RX 550 512SP +42%

1.097 TFLOPS

Radeon HD 6670

0.768 TFLOPS

Radeon RX 550 512SP

VS

Radeon HD 6670

Graphics Card

Oct 2017

Release Date

Apr 2011

Polaris

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

64.00GB/s

Render Config

8

Compute Units

6

-

512

Shading Units

480

32

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

6.400 GPixel/s

34.27 GTexel/s

Texture Rate

19.20 GTexel/s

1097 GFLOPS

FP16 (half)

-

1097 GFLOPS

FP32 (float)

768.0 GFLOPS

68.54 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

66W

250 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

Turks

Baffin LE

GPU Variant

Turks XT (215-0803000)

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

3 billion

Transistors

0.716 billion

123 mm²

Die Size

118 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

6.4

Shader Model

5.0

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