ATI Mobility Radeon HD 3470 vs AMD Radeon HD 6750M Mac Edition

VS

ATI Mobility Radeon HD 3470 AMD Radeon HD 6750M Mac Edition

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 3470 and 512MB VRAM Radeon HD 6750M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6750M Mac Edition 's Advantages

Released 3 years and 3 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (50.82GB/s vs 6.400GB/s)

440 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3470

0.054 TFLOPS

Radeon HD 6750M Mac Edition +962%

0.574 TFLOPS

Mobility Radeon HD 3470

VS

Radeon HD 6750M Mac Edition

Graphics Card

Jan 2008

Release Date

Apr 2011

M8x

Generation

Vancouver

Mobile

Type

Mobile

MXM-II

Bus Interface

MXM-A (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

400 MHz

Memory Clock

794 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

50.82GB/s

Render Config

-

SM Count

-

2

Compute Units

6

40

Shading Units

480

4

TMUs

24

4

ROPs

8

-

Tensor Cores

-

RT Cores

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

256 KB

Theoretical Performance

2.720 GPixel/s

Pixel Rate

4.784 GPixel/s

2.720 GTexel/s

Texture Rate

14.35 GTexel/s

-

FP16 (half)

-

54.40 GFLOPS

FP32 (float)

574.1 GFLOPS

-

FP64 (double)

-

Graphics Processor

M82

GPU Name

Whistler

M82-ME XT (216-0707009)

GPU Variant

Whistler PRO (216-0810005)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.181 billion

Transistors

0.716 billion

67 mm²

Die Size

104 mm²

Board Design

Unknown

TDP

35W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

-

Graphics Features

10.1

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

5.0

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