AMD Radeon HD 6550A vs ATI Mobility Radeon HD 3850 X2

VS

AMD Radeon HD 6550A

ATI Mobility Radeon HD 3850 X2

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6550A and 512MB VRAM Mobility Radeon HD 3850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6550A 's Advantages

Released 2 years and 8 months late

More VRAM (2GB vs 512GB)

160 additional rendering cores

Lower TDP (35W vs 70W)

ATI Mobility Radeon HD 3850 X2 's Advantages

Larger VRAM bandwidth (48.00GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6550A +42%

0.528 TFLOPS

Mobility Radeon HD 3850 X2

0.371 TFLOPS

Radeon HD 6550A

VS

Mobility Radeon HD 3850 X2

Graphics Card

Feb 2011

Release Date

Jun 2008

All-In-One

Generation

M8x

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

750 MHz

Memory

2GB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

48.00GB/s

Render Config

6

Compute Units

4

-

480

Shading Units

320

24

TMUs

16

8

ROPs

16

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

9.280 GPixel/s

13.20 GTexel/s

Texture Rate

9.280 GTexel/s

-

528.0 GFLOPS

FP32 (float)

371.2 GFLOPS

-

FP64 (double)

74.24 GFLOPS

Board Design

35W

TDP

70W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Pinewood

GPU Name

M88

Pinewood PRO

GPU Variant

-

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.627 billion

Transistors

0.666 billion

104 mm²

Die Size

192 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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