AMD Radeon HD 7470M vs AMD Radeon HD 6550A

VS

AMD Radeon HD 7470M

AMD Radeon HD 6550A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7470M and 2GB VRAM Radeon HD 6550A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7470M 's Advantages

Released 11 months late

Boost Clock800MHz

Lower TDP (25W vs 35W)

AMD Radeon HD 6550A 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7470M

0.256 TFLOPS

Radeon HD 6550A +106%

0.528 TFLOPS

Radeon HD 7470M

VS

Radeon HD 6550A

Graphics Card

Jan 2012

Release Date

Feb 2011

London

Generation

All-In-One

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

750 MHz

Base Clock

-

800 MHz

Boost Clock

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

25.60GB/s

Render Config

2

Compute Units

6

-

160

Shading Units

480

8

TMUs

24

4

ROPs

8

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

4.400 GPixel/s

6.400 GTexel/s

Texture Rate

13.20 GTexel/s

-

256.0 GFLOPS

FP32 (float)

528.0 GFLOPS

-

Board Design

25W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Seymour

GPU Name

Pinewood

Seymour XT (216-0810084)

GPU Variant

Pinewood PRO

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.627 billion

67 mm²

Die Size

104 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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