AMD Radeon HD 7550M vs ATI Mobility Radeon HD 5470

VS

AMD Radeon HD 7550M

ATI Mobility Radeon HD 5470

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7550M and 512MB VRAM Mobility Radeon HD 5470 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7550M 's Advantages

Released 2 years late

Boost Clock550MHz

More VRAM (1024GB vs 512GB)

320 additional rendering cores

Lower TDP (14W vs 15W)

ATI Mobility Radeon HD 5470 's Advantages

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

Score

Benchmark

FP32 (float)

Radeon HD 7550M +266%

0.44 TFLOPS

Mobility Radeon HD 5470

0.12 TFLOPS

Radeon HD 7550M

VS

Mobility Radeon HD 5470

Graphics Card

Jan 2012

Release Date

Jan 2010

London

Generation

Manhattan

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

450 MHz

Base Clock

-

550 MHz

Boost Clock

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

25.60GB/s

Render Config

5

Compute Units

1

-

400

Shading Units

80

20

TMUs

8

ROPs

4

-

L1 Cache

8 KB (per CU)

-

L2 Cache

128 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

3.000 GPixel/s

11.00 GTexel/s

Texture Rate

6.000 GTexel/s

-

440.0 GFLOPS

FP32 (float)

120.0 GFLOPS

-

Board Design

14W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Thames

GPU Name

Park

Thames LP

GPU Variant

Park XT (216-0774009)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.292 billion

104 mm²

Die Size

59 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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