ATI Mobility Radeon HD 4670 vs AMD Radeon HD 6550A

VS

ATI Mobility Radeon HD 4670

AMD Radeon HD 6550A

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4670 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 6550A 's Advantages

Released 2 years and 1 months late

More VRAM (2GB vs 512GB)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4670

0.432 TFLOPS

Radeon HD 6550A +22%

0.528 TFLOPS

Mobility Radeon HD 4670

VS

Radeon HD 6550A

Graphics Card

Jan 2009

Release Date

Feb 2011

M9x

Generation

All-In-One

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

-

800 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

25.60GB/s

Render Config

4

Compute Units

6

-

320

Shading Units

480

32

TMUs

24

8

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

5.400 GPixel/s

Pixel Rate

4.400 GPixel/s

21.60 GTexel/s

Texture Rate

13.20 GTexel/s

-

432.0 GFLOPS

FP32 (float)

528.0 GFLOPS

-

Board Design

35W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

M96

GPU Name

Pinewood

M96 XT (216-0729051)

GPU Variant

Pinewood PRO

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.514 billion

Transistors

0.627 billion

146 mm²

Die Size

104 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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