ATI Mobility Radeon HD 3470 vs AMD Radeon HD 6950M

VS

ATI Mobility Radeon HD 3470

AMD Radeon HD 6950M

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 3470 and 1024MB VRAM Radeon HD 6950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950M 's Advantages

Released 3 years late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (115.2GB/s vs 6.400GB/s)

920 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3470

0.054 TFLOPS

Radeon HD 6950M +1962%

1.114 TFLOPS

Mobility Radeon HD 3470

VS

Radeon HD 6950M

Graphics Card

Jan 2008

Release Date

Jan 2011

M8x

Generation

Vancouver

Mobile

Type

Mobile

MXM-II

Bus Interface

MXM-B (3.0)

Clock Speeds

-

400 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

115.2GB/s

Render Config

2

Compute Units

12

-

40

Shading Units

960

4

TMUs

48

4

ROPs

32

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

2.720 GPixel/s

Pixel Rate

18.56 GPixel/s

2.720 GTexel/s

Texture Rate

27.84 GTexel/s

-

54.40 GFLOPS

FP32 (float)

1114 GFLOPS

-

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M82

GPU Name

Blackcomb

M82-ME XT (216-0707009)

GPU Variant

Blackcomb PRO

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.181 billion

Transistors

1.7 billion

67 mm²

Die Size

212 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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