AMD Radeon RX 480 Mobile vs AMD Radeon HD 7670M

VS

AMD Radeon RX 480 Mobile

AMD Radeon HD 7670M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 480 Mobile and 1024MB VRAM Radeon HD 7670M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 480 Mobile 's Advantages

Released 4 years and 6 months late

Boost Clock1077MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 28.80GB/s)

1824 additional rendering cores

AMD Radeon HD 7670M 's Advantages

Lower TDP (20W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 480 Mobile +761%

4.963 TFLOPS

Radeon HD 7670M

0.576 TFLOPS

Radeon RX 480 Mobile

VS

Radeon HD 7670M

Graphics Card

Aug 2016

Release Date

Feb 2012

Mobility Radeon

Generation

London

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

1000 MHz

Base Clock

-

1077 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

256.0GB/s

Bandwidth

28.80GB/s

Render Config

36

Compute Units

6

-

2304

Shading Units

480

144

TMUs

24

32

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

34.46 GPixel/s

Pixel Rate

9.600 GPixel/s

155.1 GTexel/s

Texture Rate

14.40 GTexel/s

4.963 TFLOPS

FP16 (half)

-

4.963 TFLOPS

FP32 (float)

576.0 GFLOPS

310.2 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

20W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Ellesmere

GPU Name

Thames

Ellesmere XT

GPU Variant

Thames XT (216-0833000)

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

5.7 billion

Transistors

0.716 billion

232 mm²

Die Size

104 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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