ATI Mobility Radeon HD 3470 vs AMD Radeon HD 7550M

VS

ATI Mobility Radeon HD 3470

AMD Radeon HD 7550M

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 3470 and 1024MB VRAM Radeon HD 7550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7550M 's Advantages

Released 4 years late

Boost Clock550MHz

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (14.40GB/s vs 6.400GB/s)

360 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3470

0.054 TFLOPS

Radeon HD 7550M +714%

0.44 TFLOPS

Mobility Radeon HD 3470

VS

Radeon HD 7550M

Graphics Card

Jan 2008

Release Date

Jan 2012

M8x

Generation

London

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

450 MHz

-

Boost Clock

550 MHz

400 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

1024MB

DDR2

Memory Type

DDR3

64bit

Memory Bus

64bit

6.400GB/s

Bandwidth

14.40GB/s

Render Config

2

Compute Units

5

-

40

Shading Units

400

4

TMUs

20

4

ROPs

8

-

64 KB

L2 Cache

-

Theoretical Performance

2.720 GPixel/s

Pixel Rate

4.400 GPixel/s

2.720 GTexel/s

Texture Rate

11.00 GTexel/s

-

54.40 GFLOPS

FP32 (float)

440.0 GFLOPS

-

Board Design

Unknown

TDP

14W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M82

GPU Name

Thames

M82-ME XT (216-0707009)

GPU Variant

Thames LP

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.181 billion

Transistors

0.716 billion

67 mm²

Die Size

104 mm²

Graphics Features

10.1

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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