AMD Radeon HD 6670A vs AMD Radeon RX 480 Mobile

VS

AMD Radeon HD 6670A

AMD Radeon RX 480 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6670A and 8GB VRAM Radeon RX 480 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6670A 's Advantages

Lower TDP (45W vs 100W)

AMD Radeon RX 480 Mobile 's Advantages

Released 5 years and 4 months late

Boost Clock1077MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 64.00GB/s)

1824 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6670A

0.576 TFLOPS

Radeon RX 480 Mobile +761%

4.963 TFLOPS

Radeon HD 6670A

VS

Radeon RX 480 Mobile

Graphics Card

Apr 2011

Release Date

Aug 2016

All-In-One

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1077 MHz

1000 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

256.0GB/s

Render Config

6

Compute Units

36

-

480

Shading Units

2304

24

TMUs

144

8

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

34.46 GPixel/s

14.40 GTexel/s

Texture Rate

155.1 GTexel/s

-

FP16 (half)

4.963 TFLOPS

576.0 GFLOPS

FP32 (float)

4.963 TFLOPS

-

FP64 (double)

310.2 GFLOPS

Board Design

45W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Turks

GPU Name

Ellesmere

Turks XT (215-0803000)

GPU Variant

Ellesmere XT

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.716 billion

Transistors

5.7 billion

118 mm²

Die Size

232 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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